© Richard Kimber
| Constituency | Majority | Majority as % of Total Vote | Majority as % of Electorate | Winning Party | Runner-up |
|---|---|---|---|---|---|
| Derbyshire South East | 12 | 0.02 | 0.02 | Conservative | Labour |
| Birmingham All Saints | 20 | 0.06 | 0.04 | Conservative | Labour |
| Brighouse & Spenborough | 47 | 0.10 | 0.09 | Labour | Lib & Conservative |
| Flint East | 75 | 0.16 | 0.14 | Labour | Conservative |
| Grimsby | 101 | 0.20 | 0.16 | Labour | Conservative |
| Eton & Slough | 88 | 0.21 | 0.17 | Labour | Conservative |
| Newcastle upon Tyne East | 98 | 0.23 | 0.19 | Conservative | Labour |
| Norfolk South West | 78 | 0.23 | 0.19 | Labour | Conservative |
| The Hartlepools | 182 | 0.36 | 0.30 | Conservative | Labour |
| Nottingham West | 164 | 0.37 | 0.26 | Conservative | Labour |
| Keighley | 170 | 0.41 | 0.35 | Conservative | Labour |
| Meriden | 263 | 0.50 | 0.42 | Conservative | Labour |
| Faversham | 253 | 0.52 | 0.44 | Labour | Conservative |
| Birmingham Perry Barr | 183 | 0.55 | 0.36 | Labour | Conservative |
| Edinburgh East | 312 | 0.71 | 0.57 | Labour | Conservative |
| Swansea West | 403 | 0.85 | 0.69 | Conservative | Labour |
| Edmonton | 461 | 0.90 | 0.68 | Labour | Conservative |
| Devon North | 362 | 0.98 | 0.83 | Liberal | Conservative |
| Romford | 607 | 1.03 | 0.83 | Labour | Conservative |
| Lanark | 540 | 1.08 | 0.95 | Labour | Conservative |
| Rugby | 470 | 1.15 | 0.98 | Conservative | Labour |
| Chorley | 676 | 1.34 | 1.14 | Labour | Conservative |
| Wellingborough | 606 | 1.34 | 1.16 | Conservative | Labour |
| Hull North | 702 | 1.35 | 1.10 | Conservative | Labour |
| Accrington | 600 | 1.37 | 1.20 | Labour | Conservative |
| Dundee West | 714 | 1.37 | 1.14 | Labour | Conservative |
| Glasgow Craigton | 602 | 1.56 | 1.29 | Labour | Conservative |
| Birmingham Northfield | 940 | 1.61 | 1.27 | Labour | Conservative |
| Cardiff South East | 868 | 1.64 | 1.34 | Labour | Conservative |
| Norfolk North | 658 | 1.69 | 1.35 | Labour | Conservative & Nat Lib |
| Coatbridge & Airdrie | 794 | 1.78 | 1.49 | Labour | Conservative |
| Liverpool Edge Hill | 699 | 1.80 | 1.27 | Labour | Conservative |
| Sunderland South | 990 | 1.81 | 1.45 | Conservative | Labour |
| Manchester Gorton | 857 | 1.87 | 1.53 | Labour | Conservative |
| Leek | 1149 | 1.88 | 1.58 | Labour | Conservative |
| Holborn & St Pancras South | 656 | 1.96 | 1.35 | Conservative | Labour |
| Rochester & Chatham | 1023 | 1.97 | 1.59 | Conservative | Labour |
| Edinburgh Central | 617 | 1.99 | 1.44 | Labour | Conservative |
| Dartford | 1276 | 2.31 | 1.92 | Labour | Conservative |
| Manchester Wythenshawe | 1309 | 2.31 | 1.87 | Conservative | Labour |
| Barons Court | 913 | 2.39 | 1.82 | Conservative | Labour |
| Acton | 920 | 2.43 | 1.96 | Conservative | Labour |
| Kensington North | 877 | 2.51 | 1.70 | Labour | Conservative |
| Wood Green | 1134 | 2.54 | 1.91 | Labour | Conservative |
| Birmingham Sparkbrook | 886 | 2.56 | 1.86 | Conservative | Labour |
| Bosworth | 1393 | 2.58 | 2.14 | Labour | Conservative |
| Paddington North | 768 | 2.74 | 1.88 | Labour | Conservative |
| Cornwall North | 989 | 2.76 | 2.31 | Conservative | Liberal |
| Coventry North | 1241 | 2.77 | 2.32 | Labour | Conservative |
| Cleveland | 1655 | 2.79 | 2.32 | Conservative | Labour |
| Uxbridge | 1390 | 2.89 | 2.44 | Conservative | Labour |
| Birmingham Yardley | 1385 | 3.04 | 2.34 | Conservative | Labour |
| Nelson & Colne | 1264 | 3.05 | 2.61 | Labour | Conservative |
| Stalybridge & Hyde | 1423 | 3.09 | 2.58 | Labour | Conservative |
| Lowestoft | 1489 | 3.16 | 2.58 | Conservative | Labour |
| Coventry South | 1830 | 3.31 | 2.72 | Conservative | Labour |
| Buckingham | 1746 | 3.68 | 3.18 | Conservative | Labour |
| Brigg | 2104 | 3.76 | 2.96 | Labour | Conservative |
| Lichfield & Tamworth | 1550 | 3.77 | 3.09 | Labour | Conservative |
| Newark | 1772 | 3.82 | 3.25 | Labour | Conservative |
| Leicester North East | 1431 | 3.83 | 3.00 | Labour | Conservative |
| Widnes | 1598 | 3.91 | 3.26 | Labour | Conservative |
| Wandsworth Central | 1972 | 3.97 | 3.19 | Conservative | Labour |
| Ayrshire Central | 1676 | 3.98 | 3.45 | Labour | Conservative |
| Bristol North West | 1919 | 4.00 | 3.32 | Conservative | Labour |
| Eccles | 1986 | 4.04 | 3.35 | Labour | Conservative |
| Rutherglen | 1522 | 4.14 | 3.55 | Conservative | Labour |
| Gravesend | 2162 | 4.15 | 3.42 | Conservative | Labour |
| Oldham East | 1830 | 4.21 | 3.36 | Labour | Conservative |
| Dulwich | 2251 | 4.24 | 3.36 | Conservative | Labour |
| King's Lynn | 1765 | 4.25 | 3.39 | Conservative | Labour |
| Oldbury & Halesowen | 2383 | 4.28 | 3.46 | Labour | Conservative |
| Leicester North West | 1773 | 4.30 | 3.41 | Labour | Conservative |
| Merioneth | 976 | 4.37 | 3.69 | Labour | Liberal |
| Heywood & Royton | 2154 | 4.39 | 3.72 | Conservative | Labour |
| Clapham | 1876 | 4.40 | 3.35 | Conservative | Labour |
| Sowerby | 1956 | 4.49 | 3.72 | Labour | Conservative |
| Halifax | 2515 | 4.50 | 3.75 | Conservative | Labour |
| Glasgow Kelvingrove | 1101 | 4.52 | 3.21 | Conservative | Labour |
| Northampton | 2717 | 4.52 | 3.75 | Labour | Conservative |
| Nottingham Central | 2135 | 4.65 | 4.07 | Conservative | Labour |
| Sunderland North | 2208 | 4.75 | 3.82 | Labour | Conservative |
| Carlisle | 1998 | 4.77 | 4.03 | Conservative | Labour |
| Maldon | 2240 | 4.96 | 4.12 | Conservative | Labour |
| Hull West | 2435 | 5.03 | 3.80 | Labour | Conservative |
| Dunbartonshire West | 2141 | 5.09 | 4.26 | Labour | Conservative |
| Willesden East | 2210 | 5.11 | 3.75 | Conservative | Labour |
| Ipswich | 3235 | 5.15 | 4.17 | Labour | Conservative |
| Eye | 2484 | 5.24 | 4.40 | Conservative | Labour |
| Feltham | 2250 | 5.24 | 4.21 | Labour | Conservative |
| Rochdale | 2740 | 5.24 | 4.48 | Labour | Liberal |
| Bristol North East | 2684 | 5.28 | 4.17 | Conservative & Nat Lib | Labour |
| Southall | 2319 | 5.49 | 4.19 | Labour | Conservative |
| Blackburn | 2866 | 5.53 | 4.75 | Labour | Conservative |
| Bolton East | 2732 | 5.57 | 4.51 | Conservative | Labour |
| Ashton-under-Lyne | 2752 | 5.59 | 4.53 | Labour | Conservative |
| Kettering | 3485 | 5.59 | 4.67 | Labour | Conservative |
| Derby North | 2407 | 5.61 | 4.30 | Labour | Conservative |
| Stirling & Falkirk | 2626 | 5.81 | 4.71 | Labour | Conservative |
| Rossendale | 2591 | 5.94 | 5.12 | Labour | Conservative |
| Battersea South | 1752 | 5.95 | 4.69 | Conservative | Labour |
| Torrington | 2265 | 5.97 | 5.14 | Conservative | Liberal |
| Dunbartonshire East | 3349 | 6.12 | 5.16 | Labour | Conservative |
| Dover | 3241 | 6.16 | 5.10 | Conservative | Labour |
| Brixton | 2112 | 6.19 | 4.04 | Labour | Conservative |
| Glasgow Woodside | 2084 | 6.20 | 4.66 | Conservative | Labour |
| Bradford North | 2671 | 6.21 | 5.14 | Conservative & Nat Lib | Labour |
| Epping | 4393 | 6.23 | 5.25 | Conservative | Labour |
| Newport | 3648 | 6.23 | 5.11 | Labour | Conservative |
| Norwich South | 2244 | 6.23 | 5.12 | Conservative | Labour |
| Birmingham Aston | 2534 | 6.26 | 4.40 | Labour | Conservative |
| Gloucester | 2771 | 6.38 | 5.24 | Labour | Conservative |
| Watford | 2901 | 6.41 | 5.43 | Conservative | Labour |
| Bradford South | 3014 | 6.53 | 5.29 | Labour | Conservative & Nat Lib |
| Liverpool Kirkdale | 2747 | 6.53 | 4.81 | Conservative | Labour |
| York | 4074 | 6.56 | 5.53 | Conservative | Labour |
| Cardiff West | 3132 | 6.57 | 5.26 | Labour | Conservative |
| Salford West | 2861 | 6.58 | 5.06 | Labour | Conservative |
| Stockport South | 2540 | 6.60 | 5.37 | Conservative | Labour |
| Berwick & East Lothian | 2850 | 6.77 | 5.64 | Conservative | Labour |
| Hitchin | 4375 | 6.78 | 5.80 | Conservative | Labour |
| Southampton Itchen | 3733 | 6.85 | 5.34 | Labour | Conservative |
| Eastleigh | 3256 | 6.98 | 5.90 | Conservative | Labour |
| Bilston | 3545 | 7.01 | 5.38 | Labour | Conservative |
| Renfrewshire West | 2753 | 7.03 | 5.81 | Lib & Conservative | Labour |
| Brierley Hill | 4133 | 7.09 | 5.81 | Conservative | Labour |
| Birmingham Stechford | 2923 | 7.14 | 5.25 | Labour | Conservative |
| Western Isles | 1167 | 7.22 | 4.63 | Labour | Lib & Conservative |
| Doncaster | 3586 | 7.25 | 6.13 | Conservative | Labour |
| The Wrekin | 2978 | 7.25 | 6.10 | Conservative | Labour |
| Bristol Central | 2696 | 7.26 | 5.45 | Labour | Conservative |
| Lewisham South | 3081 | 7.26 | 5.71 | Labour | Conservative |
| Glasgow Scotstoun | 3370 | 7.32 | 5.99 | Labour | Conservative |
| Leicester South West | 2743 | 7.32 | 5.74 | Labour | Conservative |
| Bury & Radcliffe | 3908 | 7.33 | 6.02 | Conservative | Labour |
| Fulham | 2944 | 7.34 | 5.65 | Labour | Conservative |
| Stockton-on-Tees | 3277 | 7.34 | 6.16 | Labour | Conservative |
| Bootle | 2915 | 7.35 | 5.76 | Labour | Conservative |
| Stockport North | 3222 | 7.36 | 6.05 | Conservative | Labour |
| Huddersfield East | 3085 | 7.37 | 5.85 | Labour | Conservative |
| Preston South | 3019 | 7.38 | 6.06 | Conservative | Labour |
| Leyton | 3919 | 7.42 | 5.52 | Labour | Conservative |
| Belper | 4337 | 7.43 | 6.26 | Labour | Conservative |
| Norfolk South | 2733 | 7.63 | 6.29 | Conservative | Labour |
| Bodmin | 2801 | 7.64 | 6.22 | Conservative | Liberal |
| Billericay | 4822 | 7.66 | 6.16 | Conservative | Labour |
| Birkenhead | 3629 | 7.72 | 6.05 | Labour | Conservative |
| Liverpool West Derby | 3333 | 7.92 | 6.08 | Conservative | Labour |
| Woolwich West | 3695 | 7.99 | 6.77 | Conservative | Labour |
| Derby South | 3431 | 8.00 | 6.34 | Labour | Conservative |
| Dewsbury | 3669 | 8.08 | 6.68 | Labour | Conservative |
| Reading | 3942 | 8.10 | 6.71 | Conservative | Labour |
| Walthamstow East | 2901 | 8.17 | 6.61 | Conservative | Labour |
| Loughborough | 3747 | 8.23 | 6.91 | Labour | Conservative |
| Ealing North | 4276 | 8.49 | 7.15 | Conservative | Labour |
| Yarmouth | 3579 | 8.51 | 6.77 | Conservative | Labour |
| Dundee East | 4181 | 8.65 | 7.14 | Labour | Conservative & Nat Lib |
| Bedfordshire South | 4759 | 8.67 | 7.27 | Lib & Conservative | Labour |
| Darlington | 4417 | 8.82 | 7.44 | Conservative | Labour |
| Rushcliffe | 4440 | 8.82 | 7.53 | Conservative | Labour |
| Swindon | 3909 | 8.83 | 7.06 | Labour | Conservative |
| Brentford & Chiswick | 2919 | 8.89 | 7.32 | Conservative | Labour |
| Putney | 5121 | 8.90 | 7.14 | Conservative | Labour |
| Crewe | 3781 | 9.04 | 7.42 | Labour | Conservative |
| Liverpool Walton | 4034 | 9.06 | 7.04 | Conservative | Labour |
| Leeds East | 4785 | 9.09 | 7.24 | Labour | Conservative |
| Peterborough | 4584 | 9.12 | 7.57 | Conservative | Labour |
| Salford East | 3468 | 9.17 | 6.77 | Labour | Conservative |
| Bolton West | 3988 | 9.26 | 7.38 | Liberal | Labour |
| Manchester Blackley | 4373 | 9.27 | 7.56 | Conservative | Labour |
| Ayr | 3356 | 9.33 | 7.38 | Conservative | Labour |
| Barrow-in-Furness | 3974 | 9.37 | 7.66 | Labour | Conservative |
| Smethwick | 3544 | 9.38 | 7.12 | Labour | Conservative |
| Bothwell | 4352 | 9.48 | 7.79 | Labour | Conservative |
| Newcastle upon Tyne West | 5023 | 9.50 | 7.79 | Labour | Conservative |
| Devizes | 3838 | 9.54 | 7.56 | Conservative | Labour |
| Falmouth & Cambourne | 4197 | 9.57 | 7.81 | Labour | Conservative |
| Gloucestershire South | 4601 | 9.64 | 8.07 | Conservative | Labour |
| Edinburgh Leith | 3074 | 9.73 | 7.73 | Labour | Nat Lib & Conservative |
| Leeds West | 4593 | 9.74 | 7.62 | Labour | Conservative |
| Huyton | 5927 | 9.83 | 7.66 | Labour | Conservative |
| Dudley | 5725 | 9.88 | 7.86 | Labour | Conservative |
| Enfield East | 3624 | 9.91 | 7.68 | Labour | Conservative |
| Nottingham North | 5053 | 9.93 | 8.47 | Labour | Conservative |
| Hornchurch | 7322 | 9.97 | 8.36 | Conservative | Labour |
| Oldham West | 4119 | 10.01 | 7.94 | Labour | Conservative |
| Truro | 4487 | 10.14 | 8.13 | Conservative | Labour |
| Luton | 5019 | 10.18 | 8.40 | Lib & Conservative | Labour |
| Pembroke | 5322 | 10.20 | 8.53 | Labour | Conservative |
| Lincoln | 4389 | 10.24 | 8.61 | Labour | Conservative |
| Wolverhampton North East | 3797 | 10.24 | 7.41 | Labour | Conservative |
| Preston North | 4461 | 10.25 | 8.54 | Conservative | Labour |
| Stroud | 5112 | 10.48 | 8.93 | Conservative | Labour |
| Montgomery | 2794 | 10.71 | 8.97 | Liberal | Conservative |
| Motherwell | 4396 | 10.73 | 8.70 | Labour | Conservative |
| Denbigh | 4625 | 10.79 | 8.73 | Conservative | Liberal |
| Lewisham North | 4613 | 10.84 | 8.80 | Conservative | Labour |
| Liverpool Toxteth | 3915 | 11.11 | 7.88 | Conservative | Labour |
| Hayes & Harlington | 4152 | 11.16 | 8.98 | Labour | Conservative |
| Newcastle-under-Lyme | 6002 | 11.18 | 9.43 | Labour | Conservative |
| Glasgow Provan | 4367 | 11.24 | 8.86 | Labour | Conservative |
| Bedfordshire Mid | 5174 | 11.36 | 9.60 | Conservative | Labour |
| Inverness | 4075 | 11.49 | 8.22 | Conservative | Liberal |
| Plymouth Sutton | 6761 | 11.51 | 9.13 | Conservative | Labour |
| Islington North | 3898 | 11.62 | 7.20 | Labour | Conservative |
| Conway | 4535 | 12.01 | 9.93 | Conservative | Labour |
| Yeovil | 6133 | 12.05 | 10.27 | Conservative | Labour |
| High Peak | 4911 | 12.07 | 9.98 | Conservative | Labour |
| Burton | 5894 | 12.29 | 10.12 | Conservative | Labour |
| Greenwich | 5525 | 12.31 | 9.12 | Labour | Conservative |
| Gloucestershire West | 5411 | 12.36 | 9.98 | Labour | Conservative |
| Hendon North | 5332 | 12.38 | 10.11 | Conservative | Labour |
| Bristol South East | 5827 | 12.47 | 10.15 | Labour | Conservative |
| Bradford West | 5106 | 12.48 | 10.20 | Conservative & Nat Lib | Labour |
| Warrington | 5099 | 12.53 | 9.64 | Labour | Conservative |
| Somerset North | 6783 | 12.54 | 10.73 | Conservative | Labour |
| Southampton Test | 6766 | 12.63 | 10.09 | Conservative | Labour |
| Brighton Kemptown | 5746 | 12.75 | 9.40 | Conservative | Labour |
| Exeter | 5661 | 12.76 | 10.47 | Conservative | Labour |
| Plymouth Devonport | 6454 | 12.78 | 10.05 | Conservative & Nat Lib | Labour |
| Banbury | 6714 | 12.87 | 10.42 | Conservative | Labour |
| Westbury | 5826 | 13.01 | 10.94 | Conservative | Labour |
| Sheffield Hillsborough | 5043 | 13.02 | 9.88 | Labour | Conservative |
| Chislehurst | 6679 | 13.05 | 11.20 | Conservative | Labour |
| Wallsend | 8766 | 13.09 | 10.93 | Labour | Conservative |
| Erith & Crayford | 5760 | 13.31 | 10.86 | Labour | Conservative |
| Coventry East | 7762 | 13.45 | 10.98 | Labour | Conservative |
| Chigwell | 5562 | 13.47 | 11.08 | Conservative | Labour |
| Carmarthen | 6633 | 13.58 | 11.60 | Labour | Liberal |
| East Ham North | 3826 | 13.58 | 10.06 | Labour | Conservative |
| Hemel Hempstead | 8235 | 13.61 | 11.60 | Conservative | Labour |
| Bath | 6533 | 13.67 | 11.43 | Conservative | Labour |
| Grantham | 6615 | 13.68 | 11.21 | Conservative | Labour |
| Cannock | 7139 | 13.70 | 10.90 | Labour | Conservative & Lib |
| Shipley | 5511 | 13.93 | 12.12 | Conservative | Labour |
| Burnley | 6773 | 13.94 | 11.68 | Labour | Conservative |
| Northamptonshire South | 5934 | 13.96 | 11.54 | Conservative | Labour |
| Monmouth | 6257 | 14.03 | 11.67 | Conservative | Labour |
| Isle of Ely | 6468 | 14.10 | 10.54 | Conservative | Labour |
| Taunton | 6498 | 14.16 | 12.34 | Conservative | Labour |
| Nottingham South | 7372 | 14.22 | 10.31 | Conservative | Labour |
| Cambridge | 6807 | 14.27 | 11.39 | Conservative | Labour |
| Pudsey | 6511 | 14.33 | 12.45 | Conservative | Labour |
| Colne Valley | 6254 | 14.35 | 12.08 | Labour | Conservative |
| Lewisham West | 6233 | 14.36 | 11.53 | Conservative | Labour |
| Wells | 6905 | 14.38 | 12.02 | Conservative | Labour |
| Wednesbury | 6683 | 14.41 | 11.08 | Labour | Conservative |
| Harrow East | 5947 | 14.45 | 12.07 | Conservative | Labour |
| Brecon & Radnor | 6472 | 14.59 | 12.60 | Labour | Conservative |
| Paisley | 7269 | 14.61 | 11.52 | Labour | Conservative |
| Bedford | 6767 | 14.65 | 12.24 | Conservative | Labour |
| Birmingham Small Heath | 4931 | 14.72 | 9.67 | Labour | Conservative |
| Newton | 7976 | 14.74 | 12.25 | Labour | Conservative |
| West Bromwich | 6893 | 14.82 | 10.75 | Labour | Conservative |
| Rutland & Stamford | 4941 | 14.88 | 12.03 | Conservative | Labour |
| Stirlingshire West | 5511 | 15.10 | 12.62 | Labour | Conservative |
| Dorset South | 6693 | 15.11 | 11.91 | Conservative | Labour |
| Carlton | 8077 | 15.13 | 12.51 | Conservative | Labour |
| Islington East | 4669 | 15.13 | 9.60 | Labour | Conservative |
| Portsmouth West | 6266 | 15.31 | 11.78 | Conservative | Labour |
| Lancaster | 5528 | 15.34 | 12.65 | Conservative | Labour |
| St Pancras North | 6307 | 15.34 | 10.65 | Labour | Conservative |
| Worcester | 7192 | 15.35 | 12.17 | Conservative | Labour |
| Tottenham | 6637 | 15.42 | 11.10 | Labour | Conservative |
| Ilford South | 7307 | 15.46 | 12.04 | Conservative | Labour |
| Whitehaven | 6130 | 15.54 | 13.14 | Labour | Conservative |
| Bexley | 8633 | 15.58 | 13.30 | Conservative | Labour |
| Norfolk Central | 6787 | 15.60 | 12.47 | Conservative & Nat Lib | Labour |
| Colchester | 7496 | 15.74 | 12.97 | Conservative | Labour |
| Cambridgeshire | 7479 | 15.80 | 12.32 | Conservative | Labour |
| South Shields | 8939 | 15.90 | 11.83 | Labour | Conservative |
| Bradford East | 5527 | 15.98 | 11.63 | Labour | Conservative & Nat Lib |
| Norwood | 6983 | 15.99 | 12.08 | Conservative | Labour |
| Bassetlaw | 7713 | 16.06 | 12.87 | Labour | Conservative |
| Oxford | 8488 | 16.14 | 12.73 | Conservative | Labour |
| Bromsgrove | 9040 | 16.17 | 13.51 | Conservative | Labour |
| Clitheroe | 6211 | 16.17 | 14.00 | Conservative | Labour |
| Manchester Ardwick | 6742 | 16.24 | 11.79 | Labour | Conservative |
| Croydon South | 8215 | 16.31 | 12.91 | Conservative | Labour |
| Hertford | 8821 | 16.33 | 13.76 | Conservative | Labour |
| Belfast West | 8836 | 16.55 | 12.04 | Ulster Unionist | Ind Labour |
| Stretford | 9350 | 16.57 | 13.11 | Conservative | Labour |
| Batley & Morley | 7666 | 16.70 | 13.68 | Labour | Conservative |
| Dumfries | 7430 | 16.77 | 12.99 | Nat Lib & Conservative | Labour |
| Gainsborough | 6809 | 16.83 | 13.60 | Conservative | Labour |
| Barkston Ash | 7553 | 16.84 | 13.87 | Conservative | Labour |
| Walsall South | 8782 | 16.84 | 13.98 | Conservative | Labour |
| Sedgefield | 8871 | 16.93 | 13.96 | Labour | Conservative |
| Mitcham | 9816 | 17.07 | 13.93 | Conservative | Labour |
| Bebington | 9861 | 17.13 | 14.01 | Conservative | Labour |
| Aberdeen South | 8122 | 17.14 | 13.98 | Conservative | Labour |
| Farnworth | 8037 | 17.19 | 14.33 | Labour | Conservative |
| Willesden West | 7734 | 17.21 | 12.57 | Labour | Conservative |
| Saffron Walden | 6782 | 17.23 | 14.00 | Conservative | Labour |
| Lanarkshire North | 6269 | 17.40 | 14.41 | Labour | Conservative |
| Bury St Edmunds | 7962 | 17.50 | 13.75 | Conservative | Labour |
| Hertfordshire South West | 10237 | 17.50 | 14.77 | Conservative | Labour |
| Glasgow Pollok | 7266 | 17.55 | 13.85 | Conservative | Labour |
| Gateshead East | 7665 | 17.84 | 14.56 | Labour | Conservative |
| Darwen | 8342 | 17.89 | 15.04 | Conservative | Labour |
| Sheffield Heeley | 10127 | 17.97 | 13.94 | Conservative & Lib | Labour |
| Ross & Cromarty | 2998 | 18.12 | 11.83 | Nat Liberal | Labour |
| Bridgwater | 8296 | 18.19 | 14.88 | Conservative | Labour |
| Glasgow Cathcart | 9574 | 18.44 | 14.80 | Conservative | Labour |
| Nantwich | 6737 | 18.47 | 15.43 | Conservative | Labour |
| Southend East | 7725 | 18.53 | 13.98 | Conservative | Labour |
| Hertfordshire East | 10181 | 18.55 | 15.22 | Conservative | Labour |
| Stoke-on-Trent South | 9260 | 18.56 | 14.52 | Labour | Conservative |
| Barry | 9523 | 18.63 | 15.82 | Conservative | Labour |
| Gillingham | 7279 | 18.66 | 15.04 | Conservative | Labour |
| Stirlingshire East & Clackmannan | 7872 | 18.68 | 15.08 | Labour | Conservative |
| Hammersmith North | 6747 | 18.70 | 13.06 | Labour | Conservative |
| Wycombe | 10870 | 18.82 | 15.94 | Conservative | Labour |
| Merton & Morden | 8159 | 18.95 | 15.64 | Conservative | Labour |
| Spelthorne | 8093 | 19.11 | 15.53 | Conservative | Labour |
| Flint West | 7521 | 19.15 | 15.84 | Conservative | Labour |
| Macclesfield | 9326 | 19.18 | 15.84 | Conservative | Labour |
| Wakefield | 9591 | 19.25 | 15.78 | Labour | Conservative |
| Middleton & Prestwich | 10168 | 19.31 | 15.44 | Conservative | Labour |
| Stoke Newington & Hackney North | 8435 | 19.37 | 13.03 | Labour | Conservative |
| Croydon North East | 8905 | 19.40 | 15.58 | Conservative | Labour |
| Middlesbrough West | 8710 | 19.43 | 16.42 | Conservative | Labour |
| St Albans | 8507 | 19.44 | 16.10 | Conservative | Labour |
| Heston & Isleworth | 8850 | 19.67 | 16.06 | Conservative | Labour |
| Chelmsford | 9868 | 19.69 | 16.01 | Conservative | Labour |
| Salisbury | 7709 | 19.72 | 15.42 | Conservative | Labour |
| Tonbridge | 10506 | 19.87 | 15.61 | Conservative | Labour |
| Newbury | 9916 | 20.04 | 15.78 | Conservative | Labour |
| Sudbury & Woodbridge | 9882 | 20.05 | 16.27 | Conservative | Labour |
| Nuneaton | 9540 | 20.09 | 16.44 | Labour | Conservative |
| Birmingham Selly Oak | 8356 | 20.11 | 14.40 | Conservative | Labour |
| Kidderminster | 9343 | 20.29 | 16.05 | Conservative | Labour |
| Wembley South | 7567 | 20.29 | 16.76 | Conservative | Labour |
| Manchester Openshaw | 8438 | 20.33 | 15.45 | Labour | Conservative |
| Workington | 8643 | 20.37 | 17.50 | Labour | Conservative |
| Aylesbury | 8955 | 20.38 | 16.56 | Conservative | Labour |
| Midlothian | 9660 | 20.44 | 16.63 | Labour | Conservative |
| Norwich North | 6483 | 20.45 | 15.73 | Labour | Conservative |
| Henley | 9403 | 20.58 | 16.12 | Conservative | Labour |
| Ludlow | 7326 | 20.58 | 15.68 | Conservative | Labour |
| West Lothian | 9371 | 20.58 | 16.03 | Labour | Conservative |
| Edinburgh Pentlands | 8792 | 20.59 | 16.53 | Conservative | Labour |
| Holland with Boston | 11174 | 20.62 | 15.83 | Nat Lib & Conservative | Labour |
| Hereford | 7578 | 21.02 | 16.71 | Conservative | Liberal |
| Maidstone | 10463 | 21.02 | 16.53 | Conservative | Labour |
| St Ives | 6898 | 21.06 | 15.67 | Nat Lib & Conservative | Labour |
| Chippenham | 8785 | 21.08 | 16.92 | Conservative | Labour |
| Bishop Aukland | 8329 | 21.11 | 17.04 | Labour | Conservative |
| Abingdon | 10972 | 21.28 | 17.19 | Conservative | Labour |
| Northwich | 7970 | 21.30 | 17.99 | Conservative | Labour |
| Roxburgh Selkirk & Peebles | 9513 | 21.44 | 17.15 | Conservative | Liberal |
| Cardiff North | 10683 | 21.47 | 17.81 | Conservative | Labour |
| Cheltenham | 9272 | 21.49 | 17.51 | Conservative | Labour |
| Bristol South | 9582 | 21.56 | 16.33 | Labour | Conservative |
| Horsham | 13263 | 21.64 | 17.31 | Conservative | Labour |
| Skipton | 9100 | 21.67 | 18.56 | Conservative | Labour |
| Glasgow Shettleston | 8173 | 21.70 | 16.35 | Labour | Conservative |
| Harborough | 12514 | 21.81 | 18.46 | Conservative | Labour |
| Stafford & Stone | 10073 | 21.83 | 17.65 | Conservative | Labour |
| Manchester Withington | 9694 | 21.87 | 16.30 | Conservative | Labour |
| Walsall North | 9952 | 21.90 | 16.79 | Labour | Conservative |
| Essex South East | 10133 | 21.97 | 16.80 | Conservative | Labour |
| Huntingdonshire | 8271 | 21.98 | 17.68 | Nat Lib & Conservative | Labour |
| Isle of Thanet | 11898 | 22.03 | 16.54 | Conservative | Labour |
| Glasgow Springburn | 6130 | 22.13 | 16.07 | Labour | Conservative |
| Anglesey | 6244 | 22.16 | 17.21 | Labour | Conservative |
| Penistone | 11308 | 22.20 | 18.42 | Labour | Conservative |
| Louth | 8803 | 22.22 | 17.00 | Conservative | Labour |
| Stoke-on-Trent Central | 10425 | 22.26 | 16.76 | Labour | Conservative |
| Hull East | 13019 | 22.31 | 17.97 | Labour | Conservative |
| Westhoughton | 10725 | 22.35 | 18.83 | Labour | Conservative |
| Melton | 12821 | 22.42 | 18.25 | Conservative | Labour |
| Rowley Regis & Tipton | 9977 | 22.51 | 16.66 | Labour | Conservative |
| Dorset North | 8651 | 22.52 | 18.47 | Conservative | Liberal |
| Derbyshire West | 8109 | 22.55 | 18.48 | Conservative | Labour |
| Liverpool Exchange | 6971 | 22.59 | 13.65 | Labour | Conservative |
| Hornsey | 12338 | 22.61 | 17.34 | Conservative | Labour |
| Dorset West | 8211 | 22.72 | 18.62 | Conservative | Labour |
| Goole | 9771 | 22.76 | 18.37 | Labour | Conservative & Lib |
| Poole | 11631 | 22.80 | 18.30 | Conservative | Labour |
| Croydon North West | 10453 | 22.81 | 17.97 | Conservative | Labour |
| Chester | 10355 | 22.84 | 17.97 | Conservative | Labour |
| Dunfermline | 8734 | 22.85 | 18.30 | Labour | Nat Lib & Conservative |
| Belfast East | 10098 | 22.88 | 20.75 | Ulster Unionist | NI Labour |
| Shrewsbury | 8632 | 22.90 | 18.43 | Conservative | Labour |
| East Ham South | 6808 | 22.96 | 17.12 | Labour | Conservative |
| Hackney Central | 9502 | 23.00 | 15.19 | Labour | Conservative |
| Thurrock | 12082 | 23.03 | 18.02 | Labour | Conservative |
| Middlesbrough East | 11026 | 23.09 | 17.59 | Labour | Conservative |
| Caernarvon | 7942 | 23.11 | 19.28 | Labour | Conservative |
| Basingstoke | 11244 | 23.18 | 18.44 | Conservative | Labour |
| Carshalton | 13244 | 23.48 | 19.37 | Conservative | Labour |
| Huddersfield West | 9652 | 23.60 | 18.82 | Liberal | Labour |
| Liverpool Scotland | 7667 | 23.64 | 14.77 | Labour | Conservative |
| Greenock | 9082 | 23.79 | 18.78 | Labour | Liberal |
| Deptford | 8188 | 23.90 | 16.57 | Labour | Conservative |
| Vauxhall | 7125 | 23.95 | 15.56 | Labour | Conservative |
| Tynemouth | 13944 | 23.96 | 19.29 | Conservative | Labour |
| Wrexham | 12957 | 24.07 | 19.59 | Labour | Conservative & Nat Lib |
| St Helens | 14005 | 24.18 | 18.60 | Labour | Conservative |
| Chertsey | 10686 | 24.21 | 19.22 | Conservative | Labour |
| Manchester Moss Side | 8719 | 24.59 | 17.01 | Conservative | Labour |
| Hastings | 8882 | 24.65 | 18.29 | Conservative | Labour |
| Ayrshire North & Bute | 8052 | 24.78 | 18.18 | Conservative | Labour |
| Chesterfield | 13450 | 24.92 | 20.61 | Labour | Conservative & Nat Lib |
| Hampstead | 12006 | 25.14 | 17.29 | Conservative | Labour |
| Warwick & Leamington | 13079 | 25.18 | 20.81 | Conservative | Labour |
| Reigate | 12501 | 25.19 | 20.74 | Conservative | Labour |
| Jarrow | 10352 | 25.30 | 20.31 | Labour | Conservative |
| Barnet | 13399 | 25.34 | 20.70 | Conservative | Labour |
| Kilmarnock | 10292 | 25.43 | 20.97 | Labour | Conservative |
| Ilford North | 13647 | 25.52 | 20.31 | Conservative | Labour |
| Belfast North | 13533 | 25.55 | 18.17 | Ulster Unionist | NI Labour |
| Rotherham | 11539 | 25.61 | 20.22 | Labour | Conservative |
| Glasgow Govan | 9820 | 25.62 | 19.22 | Labour | Conservative |
| Derbyshire North East | 15332 | 25.74 | 20.81 | Labour | Conservative |
| Ashford | 10400 | 25.76 | 19.96 | Conservative | Labour |
| Kirkaldy | 11242 | 25.76 | 20.73 | Labour | Conservative |
| Harrow Central | 9764 | 25.79 | 20.51 | Conservative | Labour |
| Isle of Wight | 12832 | 25.86 | 19.17 | Conservative | Labour |
| Edinburgh West | 11932 | 25.95 | 20.83 | Conservative | Labour |
| Hexham | 10520 | 25.99 | 21.08 | Conservative | Labour |
| Berwick-upon-Tweed | 8267 | 26.21 | 20.19 | Conservative | Labour |
| Birmingham Handsworth | 10127 | 26.49 | 18.22 | Conservative | Labour |
| Cirencester & Tewkesbury | 11855 | 26.65 | 20.40 | Conservative | Labour |
| Aberdeenshire East | 8002 | 26.71 | 17.93 | Conservative | Labour |
| Glasgow Bridgeton | 8909 | 26.84 | 18.38 | Labour | Conservative |
| Wallasey | 15066 | 26.87 | 20.73 | Conservative | Labour |
| Harwich | 12065 | 27.12 | 20.73 | Conservative & Nat Lib | Labour |
| Totnes | 13809 | 27.20 | 21.89 | Conservative | Labour |
| Birmingham Ladywood | 6324 | 27.36 | 16.16 | Labour | Conservative |
| Ayrshire South | 10669 | 27.44 | 22.20 | Labour | Conservative |
| Leeds South | 11486 | 27.52 | 21.74 | Labour | Conservative |
| Moray & Nairn | 7203 | 27.59 | 20.30 | Conservative | Labour |
| Sevenoaks | 13921 | 27.69 | 22.20 | Conservative | Labour |
| Wolverhampton South West | 11167 | 27.76 | 21.77 | Conservative | Labour |
| Woolwich East | 9715 | 27.76 | 20.96 | Labour | Conservative |
| Walthamstow West | 8108 | 27.88 | 21.21 | Labour | Conservative |
| Stoke-on-Trent North | 12814 | 27.94 | 21.97 | Labour | Conservative |
| Oswestry | 10524 | 27.95 | 20.73 | Conservative | Labour |
| Glasgow Maryhill | 9582 | 28.01 | 20.64 | Labour | Conservative |
| Edinburgh North | 8756 | 28.04 | 20.71 | Conservative | Labour |
| Wembley North | 11080 | 28.04 | 23.30 | Conservative | Labour |
| Leeds North East | 11531 | 28.16 | 21.12 | Conservative | Labour |
| Leeds South East | 9649 | 28.43 | 19.91 | Labour | Conservative |
| Guildford | 13442 | 28.44 | 22.80 | Conservative | Labour |
| Honiton | 13053 | 28.50 | 22.83 | Conservative | Liberal |
| Manchester Cheetham | 9336 | 28.69 | 19.80 | Labour | Conservative |
| Twickenham | 17039 | 28.93 | 23.07 | Conservative | Labour |
| Cheadle | 17318 | 29.04 | 24.32 | Conservative | Liberal |
| Liverpool Garston | 14157 | 29.05 | 21.61 | Conservative | Labour |
| Hendon South | 11955 | 29.07 | 22.33 | Conservative | Labour |
| Edinburgh South | 11514 | 29.08 | 23.61 | Conservative | Labour |
| Finchley | 16260 | 29.12 | 23.52 | Conservative | Labour |
| Gosport & Fareham | 16154 | 29.13 | 22.04 | Conservative | Labour |
| Manchester Exchange | 8724 | 29.15 | 18.54 | Labour | Conservative |
| Glasgow Central | 7206 | 29.26 | 19.72 | Labour | Conservative |
| Tavistock | 10770 | 29.26 | 22.96 | Conservative | Liberal |
| Paddington South | 7287 | 29.47 | 17.79 | Conservative | Labour |
| Birmingham Hall Green | 13717 | 29.48 | 22.46 | Conservative | Labour |
| Barking | 12000 | 29.59 | 23.23 | Labour | Conservative |
| Altrincham & Sale | 15851 | 29.60 | 24.44 | Conservative | Labour |
| Newcastle upon Tyne North | 11272 | 29.74 | 23.52 | Conservative | Labour |
| Wokingham | 15991 | 29.78 | 23.82 | Conservative | Labour |
| Gateshead West | 9768 | 29.79 | 22.91 | Labour | Conservative |
| Renfrewshire East | 15093 | 29.83 | 24.72 | Conservative | Labour |
| Richmond (Surrey) | 14186 | 29.87 | 23.70 | Conservative | Labour |
| Aldershot | 12891 | 29.90 | 22.69 | Conservative | Labour |
| Islington South West | 10388 | 30.25 | 18.35 | Labour | Conservative |
| Tiverton | 11878 | 30.41 | 24.53 | Conservative | Labour |
| Leigh | 14775 | 30.42 | 25.08 | Labour | Conservative |
| Peckham | 11382 | 30.44 | 19.68 | Labour | Conservative |
| Ealing South | 12722 | 30.55 | 23.87 | Conservative | Labour |
| Cardigan | 9309 | 30.72 | 23.94 | Liberal | Labour |
| Windsor | 14078 | 30.73 | 23.20 | Conservative | Labour |
| Caithness & Sutherland | 5725 | 30.78 | 21.43 | Ind | Labour |
| Portsmouth Langstone | 18281 | 30.78 | 22.88 | Conservative | Labour |
| Blaydon | 12250 | 30.87 | 25.60 | Labour | Conservative |
| Leeds North West | 16702 | 31.09 | 24.12 | Conservative | Labour |
| Scarborough & Whitby | 14467 | 31.14 | 22.63 | Conservative | Liberal |
| Fife West | 14297 | 31.40 | 25.53 | Labour | Conservative |
| Southwark | 12340 | 31.54 | 19.98 | Labour | Conservative |
| Westmorland | 11692 | 31.58 | 24.88 | Conservative | Liberal |
| Runcorn | 12778 | 31.59 | 25.77 | Conservative | Labour |
| Newcastle upon Tyne Central | 11566 | 31.66 | 23.16 | Labour | Conservative |
| Ruislip Northwood | 13056 | 31.69 | 26.54 | Conservative | Labour |
| Blackpool South | 12430 | 31.79 | 23.49 | Conservative | Labour |
| Folkestone & Hythe | 12380 | 32.22 | 24.62 | Conservative | Labour |
| Streatham | 12706 | 32.34 | 24.95 | Conservative | Labour |
| Canterbury | 15100 | 32.41 | 24.35 | Conservative | Labour |
| Leominster | 9737 | 32.43 | 24.77 | Conservative | Liberal |
| Argyll | 9243 | 32.52 | 23.10 | Conservative | Labour |
| Southport | 15613 | 32.53 | 24.99 | Conservative | Liberal |
| Glasgow Gorbals | 10659 | 32.56 | 22.20 | Labour | Conservative |
| Durham | 16689 | 32.79 | 26.83 | Labour | Conservative |
| Sutton & Cheam | 15398 | 32.84 | 26.14 | Conservative | Labour |
| Galloway | 9042 | 32.93 | 24.91 | Conservative | Liberal |
| Eastbourne | 16037 | 32.95 | 25.47 | Conservative | Labour |
| Angus South | 11296 | 33.17 | 25.19 | Lib & Conservative | Liberal |
| Horncastle | 9871 | 33.21 | 23.36 | Conservative | Labour |
| Consett | 16270 | 33.65 | 27.48 | Labour | Conservative |
| Wimbledon | 10860 | 33.71 | 25.76 | Conservative | Labour |
| Crosby | 15056 | 33.80 | 26.19 | Conservative | Labour |
| Shoreditch & Finsbury | 11566 | 34.10 | 21.74 | Labour | Conservative |
| Torquay | 17743 | 34.12 | 26.24 | Conservative | Labour |
| Worcestershire South | 14940 | 34.27 | 25.91 | Conservative | Labour |
| Orpington | 14760 | 34.38 | 28.45 | Conservative | Labour |
| Farnham | 13738 | 34.45 | 27.34 | Conservative | Labour |
| Kingston upon Thames | 16241 | 34.51 | 26.89 | Conservative | Labour |
| Winchester | 12792 | 34.52 | 26.47 | Conservative | Labour |
| Aberdeen North | 17656 | 34.69 | 26.61 | Labour | Conservative |
| Leicester South East | 14630 | 34.71 | 27.19 | Conservative | Labour |
| Wigan | 16049 | 34.72 | 29.10 | Labour | Conservative |
| Angus North & Mearns | 9050 | 34.78 | 24.79 | Lib & Conservative | Labour |
| Surbiton | 12425 | 34.81 | 27.51 | Conservative | Labour |
| Woking | 17311 | 34.81 | 26.92 | Conservative | Labour |
| Weston-super-Mare | 16904 | 34.88 | 27.80 | Conservative | Labour |
| Perth & East Perthshire | 14580 | 35.02 | 26.48 | Conservative | Scottish National |
| Penrith & the Border | 14209 | 35.09 | 27.76 | Conservative | Labour |
| Bournemouth West | 17618 | 35.57 | 25.83 | Conservative | Labour |
| Battersea North | 10306 | 35.68 | 25.18 | Labour | Conservative |
| Mansfield | 16366 | 35.76 | 28.88 | Labour | Conservative |
| Wirral | 21002 | 35.83 | 29.57 | Conservative | Labour |
| Howden | 12872 | 35.88 | 27.21 | Conservative | Labour |
| Morcambe & Lonsdale | 15975 | 35.91 | 27.71 | Conservative | Labour |
| Southend West | 17035 | 35.93 | 27.93 | Conservative | Liberal |
| Durham North West | 14892 | 36.11 | 29.41 | Labour | Conservative |
| Blackpool North | 15857 | 36.26 | 27.78 | Conservative | Labour |
| West Ham North | 14778 | 36.32 | 25.56 | Labour | Conservative |
| Pontypridd | 15957 | 36.47 | 29.60 | Labour | Conservative |
| Buckinghamshire South | 21104 | 36.52 | 29.12 | Conservative | Labour |
| Glasgow Hillhead | 10777 | 36.64 | 28.25 | Conservative | Labour |
| Sheffield Hallam | 16809 | 36.70 | 27.91 | Conservative & Lib | Labour |
| Dorking | 14959 | 36.71 | 29.28 | Conservative | Labour |
| Aberdeenshire West | 12395 | 37.02 | 26.70 | Conservative | Labour |
| Stratford | 14129 | 37.02 | 28.45 | Conservative | Labour |
| Ilkeston | 21644 | 37.18 | 31.04 | Labour | Conservative |
| New Forest | 16282 | 37.33 | 27.62 | Conservative | Labour |
| Sheffield Attercliffe | 18372 | 37.51 | 28.25 | Labour | Conservative & Lib |
| Haltemprice | 16352 | 37.67 | 30.33 | Conservative | Labour |
| Thirsk & Malton | 15095 | 37.99 | 28.74 | Conservative | Labour |
| Dagenham | 20383 | 38.00 | 27.56 | Labour | Conservative |
| Aberavon | 17638 | 38.16 | 31.32 | Labour | Conservative |
| Sheffield Brightside | 16033 | 38.22 | 28.08 | Labour | Conservative |
| Ormskirk | 18251 | 38.30 | 29.72 | Conservative | Labour |
| Hamilton | 15913 | 38.33 | 30.60 | Labour | Conservative |
| Enfield West | 13803 | 38.43 | 30.68 | Conservative | Labour |
| Liverpool Wavertree | 16232 | 38.49 | 29.15 | Conservative | Labour |
| Lewes | 16577 | 38.82 | 29.42 | Conservative | Labour |
| Beckenham | 23133 | 39.02 | 31.51 | Conservative | Labour |
| Birmingham Edgbaston | 14928 | 39.41 | 26.79 | Conservative | Labour |
| Southgate | 16736 | 39.58 | 30.50 | Conservative | Liberal |
| Petersfield | 15409 | 39.64 | 29.19 | Conservative | Labour |
| Ripon | 12966 | 39.84 | 31.48 | Conservative | Labour |
| Fife East | 15164 | 39.90 | 30.01 | Lib & Conservative | Labour |
| Portsmouth South | 15913 | 39.91 | 28.87 | Conservative | Labour |
| Brighton Pavilion | 15974 | 39.96 | 27.91 | Conservative | Labour |
| Bromley | 15452 | 39.97 | 31.58 | Conservative | Labour |
| Ulster Mid | 18923 | 40.04 | 28.42 | Ind Ulster Unionist | Sinn Fein |
| London & Westminster - Cities of | 17188 | 40.73 | 24.95 | Conservative | Labour |
| St Marylebone | 14771 | 40.93 | 26.82 | Conservative | Labour |
| Fylde North | 15738 | 41.04 | 29.22 | Conservative | Labour |
| Banff | 8367 | 41.11 | 26.04 | Conservative | Labour |
| Esher | 24221 | 41.18 | 33.55 | Conservative | Labour |
| Ashfield | 20742 | 41.38 | 33.93 | Labour | Conservative |
| Don Valley | 24148 | 41.84 | 35.06 | Labour | Conservative |
| Harrow West | 18000 | 41.84 | 33.15 | Conservative | Labour |
| Sutton Coldfield | 21754 | 41.90 | 33.29 | Conservative | Labour |
| Arundel & Shoreham | 24289 | 41.98 | 32.13 | Conservative | Labour |
| Sheffield Park | 15480 | 42.21 | 30.04 | Labour | Conservative & Lib |
| Woodford | 14797 | 42.48 | 32.83 | Conservative | Labour |
| East Grinstead | 21655 | 42.49 | 33.09 | Conservative | Labour |
| Bournemouth East & Christchurch | 19792 | 42.52 | 32.63 | Conservative | Labour |
| Gower | 17604 | 42.91 | 35.58 | Labour | Nat Lib & Conservative |
| Epsom | 24445 | 43.32 | 35.13 | Conservative | Labour |
| Morpeth | 16719 | 43.82 | 36.86 | Labour | Conservative |
| Bethnall Green | 16816 | 44.20 | 29.19 | Labour | Conservative |
| Knutsford | 19153 | 44.20 | 36.14 | Conservative | Liberal |
| Ince | 18957 | 44.56 | 36.97 | Labour | Conservative |
| Chichester | 21209 | 44.92 | 33.16 | Conservative | Labour |
| Normanton | 18503 | 45.30 | 37.65 | Labour | Conservative |
| Swansea East | 20130 | 45.45 | 36.40 | Labour | Conservative |
| Orkney & Shetland | 8612 | 45.66 | 32.58 | Liberal | Conservative |
| Surrey East | 25934 | 45.67 | 37.05 | Conservative | Liberal |
| Londonderry | 23657 | 46.02 | 32.29 | Ulster Unionist | Sinn Fein |
| Bridlington | 17391 | 46.39 | 31.62 | Conservative | Labour |
| Pontypool | 17852 | 46.76 | 37.62 | Labour | Conservative |
| Rye | 19916 | 47.00 | 36.48 | Conservative | Liberal |
| Llanelly | 24497 | 47.17 | 38.25 | Labour | Conservative |
| Neath | 20206 | 47.33 | 39.07 | Labour | Conservative |
| Barnsley | 27376 | 47.40 | 39.20 | Labour | Conservative |
| Chelsea | 14677 | 47.41 | 31.17 | Conservative | Labour |
| Solihull | 23180 | 47.75 | 38.49 | Conservative | Labour |
| Rother Valley | 28593 | 48.19 | 39.91 | Labour | Conservative |
| Stepney | 18309 | 48.20 | 28.64 | Labour | Conservative |
| Belfast South | 20846 | 48.29 | 34.82 | Ulster Unionist | NI Labour |
| Harrogate | 19270 | 48.59 | 36.19 | Conservative | Labour |
| Bristol West | 20117 | 48.76 | 35.87 | Conservative | Labour |
| Blyth | 25494 | 49.28 | 40.73 | Labour | Conservative |
| Fylde South | 24467 | 49.42 | 37.46 | Conservative | Labour |
| Ogmore | 23265 | 49.42 | 40.68 | Labour | Conservative |
| Hove | 23944 | 49.52 | 35.73 | Conservative | Labour |
| Rhondda East | 15985 | 50.67 | 42.17 | Labour | Communist |
| Richmond (Yorks) | 19067 | 50.88 | 36.38 | Conservative | Labour |
| Kinross & West Perthshire | 12248 | 51.39 | 36.47 | Conservative | Labour |
| Chester-le-Street | 23063 | 51.55 | 42.80 | Labour | Conservative |
| Worthing | 23778 | 51.63 | 39.30 | Conservative | Labour |
| Houghton-le-Spring | 24562 | 51.86 | 43.26 | Labour | Conservative |
| Pontefract | 24310 | 52.76 | 44.46 | Labour | Conservative |
| Bermondsey | 14341 | 53.68 | 37.82 | Labour | Conservative |
| Caerphilly | 20973 | 54.12 | 44.94 | Labour | Conservative |
| Merthyr Tydfil | 18723 | 54.28 | 44.42 | Labour | Conservative |
| Poplar | 15871 | 54.46 | 35.74 | Labour | Conservative |
| Rhondda West | 16152 | 55.03 | 46.89 | Labour | Plaid Cymru |
| Dearne valley | 27883 | 55.44 | 46.91 | Labour | Conservative |
| Bolsover | 23460 | 56.38 | 46.50 | Labour | Conservative |
| Aberdare | 24305 | 59.51 | 49.48 | Labour | Conservative |
| Easington | 27293 | 59.58 | 48.14 | Labour | Conservative |
| Kensington South | 21940 | 61.29 | 37.81 | Conservative | Liberal |
| West Ham South | 22829 | 61.33 | 43.62 | Labour | Conservative |
| Ebbw Vale | 20922 | 62.03 | 53.24 | Labour | Conservative |
| Fermanagh & South Tyrone | 24732 | 62.73 | 38.63 | Ulster Unionist | Sinn Fein |
| Bedwellty | 23880 | 63.66 | 53.20 | Labour | Conservative |
| Hemsworth | 35365 | 64.37 | 53.82 | Labour | Conservative |
| Down South | 29947 | 68.37 | 38.58 | Ulster Unionist | Sinn Fein |
| Abertillery | 22191 | 70.07 | 57.38 | Labour | Conservative |
| Armagh | 33502 | 71.06 | 45.63 | Ulster Unionist | Sinn Fein |
| Antrim North | 40527 | 89.89 | 58.00 | Ulster Unionist | Sinn Fein |
| Antrim South | 50041 | 90.11 | 53.44 | Ulster Unionist | Sinn Fein |
| Down North | 50734 | 96.07 | 56.57 | Ulster Unionist | Sinn Fein |
| |
| Last Modified: 29 Mar 10 © Richard Kimber |