© Richard Kimber
| Constituency | Majority | Majority as % of Total Vote | Majority as % of Electorate | Winning Party | Runner-up |
|---|---|---|---|---|---|
| Peterborough | 3 | 0.01 | < 0.01 | Conservative | Labour |
| Edinburgh Pentlands | 44 | 0.10 | 0.08 | Conservative | Labour |
| Croydon South | 81 | 0.17 | 0.13 | Labour | Conservative |
| Caithness & Sutherland | 64 | 0.30 | 0.24 | Labour | Liberal |
| Norfolk South | 119 | 0.31 | 0.26 | Conservative | Labour |
| Burton | 277 | 0.59 | 0.46 | Conservative | Labour |
| Holland with Boston | 316 | 0.60 | 0.45 | Conservative | Labour |
| Nottingham South | 316 | 0.65 | 0.49 | Labour | Conservative |
| Lowestoft | 358 | 0.68 | 0.57 | Conservative | Labour |
| Rushcliffe | 380 | 0.68 | 0.58 | Labour | Conservative |
| Plymouth Devonport | 319 | 0.71 | 0.54 | Conservative | Labour |
| Bedford | 378 | 0.77 | 0.63 | Labour | Conservative |
| Cheadle | 655 | 0.86 | 0.71 | Liberal | Conservative |
| Rugby | 409 | 0.94 | 0.80 | Labour | Conservative |
| Harrow East | 378 | 0.97 | 0.80 | Labour | Conservative |
| Mitcham | 528 | 1.00 | 0.79 | Conservative | Labour |
| Maldon | 506 | 1.02 | 0.85 | Conservative | Labour |
| Merton & Morden | 420 | 1.06 | 0.86 | Conservative | Labour |
| Wallasey | 589 | 1.12 | 0.85 | Conservative | Labour |
| Southend East | 517 | 1.22 | 0.94 | Conservative | Labour |
| Ayr | 484 | 1.23 | 1.05 | Conservative | Labour |
| Hertford | 794 | 1.24 | 1.04 | Conservative | Labour |
| Hornsey | 615 | 1.29 | 0.94 | Conservative | Labour |
| Eastleigh | 701 | 1.31 | 1.10 | Conservative | Labour |
| Bristol North West | 669 | 1.38 | 1.14 | Labour | Conservative |
| Croydon North East | 588 | 1.40 | 1.07 | Conservative | Labour |
| Cardiff North | 672 | 1.44 | 1.14 | Labour | Conservative |
| Chippenham | 694 | 1.50 | 1.27 | Conservative | Liberal |
| Conway | 581 | 1.51 | 1.27 | Labour | Conservative |
| Hendon North | 600 | 1.51 | 1.21 | Conservative | Labour |
| Chislehurst | 810 | 1.61 | 1.35 | Labour | Conservative |
| Manchester Withington | 647 | 1.67 | 1.19 | Conservative | Labour |
| Brighton Kemptown | 831 | 1.69 | 1.36 | Labour | Conservative |
| Cardiganshire | 523 | 1.72 | 1.39 | Labour | Liberal |
| Bath | 800 | 1.78 | 1.43 | Conservative | Labour |
| Norfolk North | 737 | 1.80 | 1.50 | Labour | Conservative |
| The Wrekin | 846 | 1.82 | 1.48 | Labour | Conservative |
| Yarmouth | 797 | 1.82 | 1.45 | Labour | Conservative |
| Uxbridge | 890 | 1.86 | 1.53 | Labour | Conservative |
| Colchester | 1015 | 1.90 | 1.57 | Conservative | Labour |
| Billericay | 1642 | 1.91 | 1.61 | Labour | Conservative |
| Northwich | 703 | 1.92 | 1.58 | Conservative | Labour |
| Brentford & Chiswick | 607 | 1.98 | 1.62 | Labour | Conservative |
| High Peak | 814 | 1.98 | 1.67 | Labour | Conservative |
| Cambridge | 991 | 2.05 | 1.64 | Labour | Conservative |
| Birmingham Selly Oak | 777 | 2.12 | 1.41 | Conservative | Labour |
| Norfolk South West | 775 | 2.22 | 1.86 | Conservative | Labour |
| Heston & Isleworth | 926 | 2.25 | 1.80 | Conservative | Labour |
| Gloucestershire South | 1424 | 2.28 | 1.92 | Conservative | Labour |
| Glasgow Cathcart | 1219 | 2.33 | 1.85 | Conservative | Labour |
| Brierley Hill | 1567 | 2.36 | 1.86 | Conservative | Labour |
| Barry | 1394 | 2.56 | 2.14 | Conservative | Labour |
| Hemel Hempstead | 2038 | 2.85 | 2.42 | Conservative | Labour |
| Devon North | 1166 | 3.02 | 2.58 | Liberal | Conservative |
| Stroud | 1545 | 3.06 | 2.60 | Conservative | Labour |
| Orpington | 1622 | 3.35 | 2.91 | Liberal | Conservative |
| Portsmouth West | 1227 | 3.39 | 2.60 | Labour | Conservative |
| Aberdeenshire West | 1195 | 3.40 | 2.60 | Liberal | Conservative |
| Truro | 1608 | 3.48 | 2.76 | Conservative | Labour |
| Wembley South | 1183 | 3.48 | 2.76 | Conservative | Labour |
| Aberdeen South | 1799 | 3.56 | 2.89 | Labour | Conservative |
| Darwen | 1735 | 3.56 | 2.94 | Conservative | Labour |
| Manchester Moss Side | 1083 | 3.66 | 2.39 | Conservative | Labour |
| Somerset North | 2298 | 3.70 | 3.16 | Conservative | Labour |
| Dorset South | 1877 | 3.76 | 3.04 | Conservative | Labour |
| Shipley | 1500 | 3.77 | 3.27 | Conservative | Labour |
| Isle of Ely | 1754 | 3.80 | 2.89 | Conservative | Labour |
| Berwick & East Lothian | 1689 | 3.88 | 3.34 | Labour | Conservative |
| Cornwall North | 1508 | 3.96 | 3.47 | Liberal | Conservative |
| Yeovil | 2080 | 3.96 | 3.31 | Conservative | Labour |
| Bebington | 2337 | 3.98 | 3.17 | Labour | Conservative |
| Belfast West | 2011 | 3.98 | 2.98 | Republican Labour | Ulster Unionist |
| Birmingham Handsworth | 1294 | 3.98 | 2.52 | Conservative | Labour |
| Bradford West | 1534 | 4.05 | 3.10 | Labour | Conservative & Nat Lib |
| Hornchurch | 3033 | 4.11 | 3.33 | Labour | Conservative |
| Grantham | 2158 | 4.16 | 3.35 | Conservative | Labour |
| Rochester & Chatham | 2246 | 4.19 | 3.27 | Labour | Conservative |
| Bexley | 2333 | 4.26 | 3.65 | Conservative | Labour |
| Buckingham | 2254 | 4.30 | 3.69 | Labour | Conservative |
| Ulster Mid | 2560 | 4.50 | 3.78 | Ulster Unionist | Republican |
| King's Lynn | 2019 | 4.52 | 3.75 | Labour | Conservative |
| Hampstead | 2253 | 4.59 | 3.32 | Labour | Conservative |
| Harrow Central | 1630 | 4.60 | 3.69 | Conservative | Labour |
| Oxford | 2425 | 4.61 | 3.66 | Labour | Conservative |
| Wellingborough | 2233 | 4.73 | 4.09 | Labour | Conservative |
| Southampton Test | 2440 | 4.79 | 3.74 | Labour | Conservative |
| Glasgow Pollok | 1975 | 4.87 | 3.85 | Labour | Conservative |
| Roxburgh Selkirk & Peebles | 2211 | 4.90 | 4.15 | Liberal | Conservative |
| Faversham | 2489 | 4.95 | 3.96 | Labour | Conservative |
| Spelthorne | 2487 | 5.07 | 4.10 | Conservative | Labour |
| Lewisham West | 2034 | 5.08 | 3.85 | Labour | Conservative |
| Pudsey | 2372 | 5.10 | 4.25 | Conservative | Labour |
| Hertfordshire South West | 3192 | 5.14 | 4.27 | Conservative | Labour |
| Bodmin | 2023 | 5.20 | 4.39 | Liberal | Conservative |
| Luton | 2464 | 5.21 | 4.13 | Labour | Conservative |
| Lancaster | 1811 | 5.25 | 4.15 | Labour | Conservative |
| Ealing North | 2577 | 5.29 | 4.34 | Labour | Conservative |
| Devizes | 2597 | 5.41 | 4.38 | Conservative | Labour |
| Monmouth | 2965 | 5.46 | 4.61 | Labour | Conservative |
| Walthamstow East | 1807 | 5.50 | 4.41 | Labour | Conservative |
| Abingdon | 3302 | 5.51 | 4.55 | Conservative | Labour |
| Colne Valley | 2499 | 5.52 | 4.76 | Liberal | Labour |
| Northamptonshire South | 2691 | 5.68 | 4.67 | Conservative | Labour |
| Tynemouth | 3396 | 5.77 | 4.53 | Conservative | Labour |
| Chigwell | 2568 | 5.80 | 4.72 | Conservative | Labour |
| Norwood | 2273 | 5.80 | 4.16 | Labour | Conservative |
| Westbury | 2797 | 5.81 | 4.79 | Conservative | Labour |
| Dover | 3216 | 5.82 | 4.90 | Labour | Conservative |
| Ilford South | 2520 | 5.82 | 4.48 | Labour | Conservative |
| Bedfordshire South | 4230 | 5.85 | 4.90 | Labour | Conservative |
| Nantwich | 2233 | 5.91 | 4.68 | Conservative | Labour |
| Preston North | 2418 | 5.95 | 4.82 | Labour | Conservative |
| Chester | 2803 | 5.96 | 4.65 | Conservative | Labour |
| Clitheroe | 2230 | 5.96 | 4.98 | Conservative | Labour |
| Bedfordshire Mid | 3078 | 6.04 | 4.97 | Conservative | Labour |
| Bromsgrove | 3696 | 6.05 | 4.83 | Conservative | Labour |
| St Albans | 2832 | 6.07 | 5.03 | Conservative | Labour |
| Hastings | 2340 | 6.15 | 4.70 | Conservative | Labour |
| Lewisham North | 2363 | 6.16 | 4.77 | Labour | Conservative |
| Putney | 3487 | 6.32 | 4.99 | Labour | Conservative |
| Bridgwater | 2986 | 6.36 | 5.10 | Conservative | Labour |
| Stretford | 3365 | 6.41 | 4.94 | Labour | Conservative |
| Basingstoke | 3659 | 6.43 | 5.05 | Conservative | Labour |
| Carlton | 4046 | 6.44 | 5.32 | Conservative | Labour |
| Oldbury & Halesowen | 3470 | 6.48 | 4.97 | Labour | Conservative |
| Ilford North | 3344 | 6.55 | 5.02 | Conservative | Labour |
| Inverness | 2395 | 6.58 | 4.75 | Liberal | Conservative |
| Croydon North West | 2696 | 6.59 | 4.90 | Conservative | Labour |
| Belper | 4274 | 6.60 | 5.56 | Labour | Conservative |
| Taunton | 3153 | 6.70 | 5.71 | Conservative | Labour |
| Kidderminster | 3177 | 6.71 | 5.07 | Conservative | Labour |
| Paddington South | 1443 | 6.77 | 4.22 | Conservative | Labour |
| Rutland & Stamford | 2287 | 6.79 | 5.27 | Conservative | Labour |
| Cheltenham | 2915 | 6.87 | 5.30 | Conservative | Labour |
| Walsall South | 3881 | 6.88 | 5.31 | Conservative | Labour |
| Hereford | 2747 | 6.99 | 5.40 | Conservative | Labour |
| Banffshire | 1377 | 7.00 | 4.56 | Conservative | Liberal |
| Worcester | 3341 | 7.04 | 5.48 | Conservative | Labour |
| Middleton & Prestwich | 3817 | 7.13 | 5.56 | Labour | Conservative |
| Falmouth & Cambourne | 3263 | 7.14 | 5.90 | Labour | Conservative |
| Preston South | 2789 | 7.22 | 5.77 | Labour | Conservative |
| Banbury | 4403 | 7.23 | 5.93 | Conservative | Labour |
| Flint West | 3042 | 7.24 | 5.92 | Conservative | Labour |
| Newbury | 4146 | 7.24 | 5.73 | Conservative | Labour |
| Meriden | 4581 | 7.26 | 6.22 | Labour | Conservative |
| Aylesbury | 3907 | 7.41 | 5.92 | Conservative | Labour |
| Wells | 3539 | 7.41 | 6.04 | Conservative | Labour |
| Saffron Walden | 3265 | 7.57 | 6.25 | Conservative | Labour |
| Shrewsbury | 2966 | 7.64 | 5.84 | Conservative | Labour |
| Birmingham Hall Green | 3333 | 7.66 | 5.64 | Conservative | Labour |
| Eye | 3613 | 7.67 | 6.25 | Conservative | Labour |
| Gillingham | 3140 | 7.71 | 6.05 | Conservative | Labour |
| Exeter | 3586 | 7.85 | 6.56 | Labour | Conservative |
| Gravesend | 4792 | 7.87 | 6.46 | Labour | Conservative |
| Isle of Thanet | 4886 | 7.92 | 6.00 | Conservative | Labour |
| Macclesfield | 4203 | 7.96 | 6.50 | Conservative | Labour |
| Lichfield & Tamworth | 4134 | 7.98 | 6.29 | Labour | Conservative |
| Sheffield Heeley | 4729 | 7.98 | 6.28 | Labour | Conservative |
| Ayrshire North & Bute | 2656 | 8.01 | 6.09 | Conservative | Labour |
| Crosby | 3306 | 8.13 | 5.87 | Conservative | Labour |
| Hertfordshire East | 5206 | 8.19 | 6.56 | Conservative | Labour |
| Chelmsford | 4975 | 8.20 | 6.77 | Conservative | Labour |
| Bury & Radcliffe | 4471 | 8.32 | 6.76 | Labour | Conservative |
| Reading | 4133 | 8.32 | 6.99 | Labour | Conservative |
| Stockport North | 3336 | 8.37 | 6.62 | Labour | Conservative |
| Bristol North East | 3972 | 8.38 | 6.45 | Labour | Conservative & Nat Lib |
| Blackpool South | 3398 | 8.55 | 6.03 | Conservative | Labour |
| Norfolk Central | 4406 | 8.56 | 6.83 | Conservative | Labour |
| Horsham | 6041 | 8.61 | 6.80 | Conservative | Labour |
| Renfrewshire West | 3789 | 8.63 | 7.04 | Labour | Conservative |
| Merioneth | 1895 | 8.69 | 7.46 | Labour | Liberal |
| Essex South East | 5734 | 8.71 | 6.73 | Conservative | Labour |
| Glasgow Woodside | 2338 | 8.73 | 6.37 | Labour | Conservative |
| Liverpool Garston | 3970 | 8.73 | 5.95 | Conservative | Labour |
| Watford | 3836 | 8.75 | 7.25 | Labour | Conservative |
| Newcastle upon Tyne North | 2693 | 8.77 | 6.58 | Conservative | Labour |
| Middlesbrough West | 3893 | 8.97 | 7.31 | Labour | Conservative |
| Plymouth Sutton | 5222 | 9.02 | 7.11 | Labour | Conservative |
| Bury St Edmunds | 4642 | 9.12 | 7.18 | Conservative | Liberal |
| Darlington | 4363 | 9.22 | 7.58 | Labour | Conservative |
| Streatham | 3367 | 9.26 | 6.52 | Conservative | Labour |
| Derbyshire South East | 5496 | 9.27 | 7.58 | Labour | Conservative |
| Belfast East | 3633 | 9.33 | 6.37 | Ulster Unionist | NI Labour |
| Edinburgh West | 4809 | 9.33 | 7.34 | Conservative | Labour |
| Epping | 7508 | 9.33 | 7.69 | Labour | Conservative |
| Maidstone | 4994 | 9.35 | 6.95 | Conservative | Labour |
| Woolwich West | 4088 | 9.40 | 7.64 | Labour | Conservative |
| Louth | 4092 | 9.50 | 7.06 | Conservative | Labour |
| Chorley | 4744 | 9.51 | 7.71 | Labour | Conservative |
| Norwich South | 3355 | 9.59 | 7.98 | Labour | Conservative |
| Torrington | 3652 | 9.59 | 8.23 | Conservative | Liberal |
| Cambridgeshire | 5167 | 9.62 | 7.61 | Conservative | Labour |
| Brighouse & Spenborough | 4524 | 9.63 | 8.09 | Labour | Conservative & Nat Lib |
| Eton & Slough | 4663 | 9.63 | 8.21 | Labour | Conservative |
| Dumfries | 4421 | 9.71 | 7.78 | Conservative | Labour |
| Coventry South | 5540 | 9.73 | 7.80 | Labour | Conservative |
| Gainsborough | 3866 | 9.73 | 7.37 | Conservative | Labour |
| Ludlow | 3480 | 9.74 | 7.19 | Conservative | Labour |
| Stafford & Stone | 5041 | 9.86 | 7.84 | Conservative | Labour |
| Harborough | 6997 | 9.94 | 8.12 | Conservative | Labour |
| Birmingham Perry Barr | 3665 | 9.96 | 7.59 | Labour | Conservative |
| Keighley | 4012 | 10.01 | 8.36 | Labour | Conservative |
| Salisbury | 4139 | 10.08 | 7.68 | Conservative | Labour |
| Smethwick | 3490 | 10.30 | 7.76 | Labour | Conservative |
| St Ives | 3599 | 10.40 | 8.10 | Nat Lib & Conservative | Labour |
| Barnet | 5486 | 10.41 | 8.38 | Conservative | Labour |
| York | 6100 | 10.47 | 8.66 | Labour | Conservative |
| Barons Court | 3470 | 10.53 | 7.92 | Labour | Conservative |
| Denbigh | 4657 | 10.56 | 8.51 | Conservative | Liberal |
| Hendon South | 4056 | 10.69 | 7.78 | Conservative | Labour |
| Bradford North | 4199 | 10.70 | 8.31 | Labour | Conservative & Nat Lib |
| Rossendale | 4109 | 10.79 | 8.68 | Labour | Conservative |
| Henley | 5674 | 10.85 | 8.15 | Conservative | Labour |
| Poole | 5821 | 10.89 | 8.60 | Conservative | Labour |
| Huddersfield West | 4476 | 10.92 | 8.99 | Labour | Conservative |
| Skipton | 4256 | 10.94 | 8.97 | Conservative | Labour |
| Clapham | 4176 | 11.02 | 8.05 | Labour | Conservative |
| Hexham | 4784 | 11.02 | 8.65 | Conservative | Labour |
| Wycombe | 7079 | 11.04 | 8.91 | Conservative | Labour |
| Edinburgh North | 3035 | 11.09 | 8.19 | Conservative | Labour |
| Heywood & Royton | 5653 | 11.20 | 8.91 | Labour | Conservative |
| Carshalton | 5869 | 11.21 | 8.90 | Conservative | Labour |
| Halifax | 5702 | 11.29 | 9.09 | Labour | Conservative |
| Leeds North West | 6124 | 11.30 | 8.25 | Conservative | Labour |
| Scarborough & Whitby | 5542 | 11.31 | 8.38 | Conservative | Liberal |
| Ipswich | 6873 | 11.32 | 8.77 | Labour | Conservative |
| Wembley North | 4207 | 11.57 | 9.36 | Conservative | Labour |
| Portsmouth Langstone | 8249 | 11.59 | 8.58 | Conservative | Labour |
| Dartford | 6909 | 11.66 | 9.42 | Labour | Conservative |
| Runcorn | 5182 | 11.68 | 9.59 | Conservative | Labour |
| Stockport South | 4069 | 11.68 | 8.96 | Labour | Conservative |
| Ross & Cromarty | 2044 | 11.70 | 8.33 | Liberal | Labour |
| Melton | 7595 | 11.86 | 9.54 | Conservative | Labour |
| Tonbridge | 6828 | 11.86 | 9.17 | Conservative | Labour |
| Pembroke | 5931 | 11.97 | 9.55 | Labour | Conservative |
| Gloucester | 5273 | 12.21 | 9.47 | Labour | Conservative |
| Nelson & Colne | 4577 | 12.25 | 9.92 | Labour | Conservative |
| Carlisle | 4927 | 12.26 | 10.23 | Labour | Conservative |
| Leek | 7761 | 12.34 | 9.72 | Labour | Conservative |
| Derbyshire West | 4592 | 12.39 | 10.34 | Conservative | Labour |
| Huntingdonshire | 5228 | 12.54 | 9.73 | Conservative & Nat Lib | Labour |
| Dundee East | 5726 | 12.63 | 9.96 | Labour | Conservative |
| Harwich | 6640 | 12.64 | 9.41 | Conservative & Nat Lib | Labour |
| Barkston Ash | 6342 | 12.68 | 10.12 | Conservative | Labour |
| Birmingham Yardley | 5759 | 12.69 | 9.85 | Labour | Conservative |
| Swansea West | 6053 | 12.78 | 10.28 | Labour | Conservative |
| Bolton West | 4917 | 12.82 | 10.04 | Labour | Conservative |
| Oswestry | 4716 | 12.83 | 9.41 | Conservative | Labour |
| Dorset North | 5515 | 12.94 | 10.52 | Conservative | Liberal |
| Blackpool North | 5310 | 13.04 | 9.50 | Conservative | Labour |
| Hitchin | 9750 | 13.05 | 10.73 | Labour | Conservative |
| Argyll | 3692 | 13.10 | 9.48 | Conservative | Labour |
| Sudbury & Woodbridge | 7009 | 13.17 | 10.57 | Conservative | Labour |
| Loughborough | 6024 | 13.18 | 10.84 | Labour | Conservative |
| Liverpool Toxteth | 3845 | 13.20 | 8.69 | Labour | Conservative |
| Altrincham & Sale | 6837 | 13.27 | 10.35 | Conservative | Labour |
| Dulwich | 6296 | 13.37 | 9.85 | Labour | Conservative |
| Doncaster | 6088 | 13.39 | 10.87 | Labour | Conservative |
| Newark | 6489 | 13.43 | 10.89 | Labour | Conservative |
| Lanark | 7740 | 13.44 | 11.26 | Labour | Conservative |
| Northampton | 7489 | 13.47 | 10.29 | Labour | Conservative |
| Wokingham | 9574 | 13.48 | 10.68 | Conservative | Labour |
| Leeds North East | 4962 | 13.53 | 9.22 | Conservative | Labour |
| Chertsey | 6353 | 13.61 | 10.62 | Conservative | Labour |
| Ealing South | 5083 | 13.62 | 9.91 | Conservative | Labour |
| Edinburgh South | 5333 | 13.62 | 10.57 | Conservative | Labour |
| Twickenham | 7628 | 13.73 | 10.79 | Conservative | Labour |
| Liverpool West Derby | 4838 | 13.77 | 9.31 | Labour | Conservative |
| Sowerby | 5230 | 13.78 | 10.71 | Labour | Conservative |
| Stalybridge & Hyde | 5821 | 13.82 | 10.16 | Labour | Conservative |
| Aberdeenshire East | 4033 | 13.86 | 9.45 | Conservative | Liberal |
| Bilston | 7253 | 13.86 | 10.15 | Labour | Conservative |
| Wandsworth Central | 5828 | 13.90 | 10.31 | Labour | Conservative |
| Moray & Nairn | 3458 | 14.06 | 9.56 | Conservative | Labour |
| Montgomery | 3494 | 14.09 | 11.67 | Liberal | Conservative |
| Richmond (Surrey) | 6223 | 14.11 | 11.21 | Conservative | Labour |
| Bosworth | 7773 | 14.23 | 11.35 | Labour | Conservative |
| Southall | 5347 | 14.30 | 10.12 | Labour | Conservative |
| Liverpool Wavertree | 5650 | 14.31 | 10.16 | Conservative | Labour |
| Rutherglen | 5014 | 14.57 | 12.27 | Labour | Conservative |
| Berwick-upon-Tweed | 4373 | 14.58 | 11.17 | Conservative | Labour |
| Liverpool Walton | 5333 | 14.58 | 10.38 | Labour | Conservative |
| Edinburgh Leith | 3964 | 14.61 | 11.12 | Labour | Conservative |
| Battersea South | 3790 | 14.70 | 10.72 | Labour | Conservative |
| Reigate | 7514 | 14.73 | 11.80 | Conservative | Labour |
| Romford | 8061 | 14.82 | 11.18 | Labour | Conservative |
| Belfast North | 6964 | 14.87 | 9.75 | Ulster Unionist | NI Labour |
| Sunderland South | 7169 | 14.95 | 11.28 | Labour | Conservative |
| Wirral | 9853 | 15.06 | 12.01 | Conservative | Labour |
| Manchester Blackley | 6300 | 15.31 | 11.56 | Labour | Conservative |
| Ayrshire Central | 6398 | 15.35 | 12.61 | Labour | Conservative |
| Acton | 4941 | 15.37 | 11.37 | Labour | Conservative |
| Oldham East | 5635 | 15.44 | 11.23 | Labour | Conservative |
| Warwick & Leamington | 8697 | 15.52 | 12.25 | Conservative | Labour |
| Glasgow Kelvingrove | 2518 | 15.64 | 10.36 | Labour | Conservative |
| Surbiton | 5428 | 15.71 | 12.09 | Conservative | Labour |
| West Bromwich | 6874 | 15.73 | 10.83 | Labour | Conservative |
| Dunbartonshire East | 9987 | 15.79 | 12.73 | Labour | Conservative |
| Nottingham West | 6548 | 15.90 | 12.46 | Labour | Conservative |
| Dorset West | 5952 | 16.02 | 12.96 | Conservative | Labour |
| Windsor | 8330 | 16.12 | 12.31 | Conservative | Labour |
| Brighton Pavilion | 6354 | 16.28 | 11.44 | Conservative | Labour |
| Totnes | 8723 | 16.28 | 12.93 | Conservative | Labour |
| Cirencester & Tewkesbury | 7771 | 16.32 | 12.22 | Conservative | Labour |
| Eastbourne | 9293 | 16.51 | 12.75 | Conservative | Liberal |
| Lincoln | 6537 | 16.56 | 13.03 | Labour | Conservative |
| Horncastle | 5375 | 16.61 | 12.61 | Conservative | Labour |
| Blackburn | 7248 | 16.66 | 13.20 | Labour | Conservative |
| Dundee West | 8360 | 16.81 | 13.43 | Labour | Conservative |
| Aldershot | 8896 | 16.95 | 12.78 | Conservative | Labour |
| Accrington | 6822 | 16.96 | 14.09 | Labour | Conservative |
| Birmingham All Saints | 4755 | 17.02 | 11.08 | Labour | Conservative |
| Kettering | 11460 | 17.07 | 13.89 | Labour | Conservative |
| West Lothian | 8707 | 17.10 | 13.61 | Labour | Scottish National |
| Edmonton | 7725 | 17.12 | 12.36 | Labour | Conservative |
| Bradford South | 7497 | 17.17 | 13.05 | Labour | Conservative |
| Edinburgh Central | 4015 | 17.20 | 11.84 | Labour | Conservative |
| Gloucestershire West | 7705 | 17.20 | 13.41 | Labour | Conservative |
| Manchester Wythenshawe | 8937 | 17.27 | 12.91 | Labour | Conservative |
| Leicester South West | 5554 | 17.31 | 12.81 | Labour | Conservative |
| Ashton-under-Lyne | 7332 | 17.41 | 12.83 | Labour | Conservative |
| Gosport & Fareham | 11026 | 17.41 | 13.12 | Conservative | Labour |
| Guildford | 8345 | 17.43 | 13.72 | Conservative | Labour |
| Ormskirk | 9780 | 17.54 | 12.96 | Conservative | Labour |
| Leyton | 8646 | 17.55 | 13.36 | Labour | Conservative |
| Willesden East | 7006 | 17.58 | 12.49 | Labour | Conservative |
| Wednesbury | 7828 | 17.69 | 12.73 | Labour | Conservative |
| Kingston upon Thames | 7866 | 17.71 | 13.63 | Conservative | Labour |
| Nottingham Central | 6426 | 17.72 | 12.00 | Labour | Conservative |
| Flint East | 8482 | 17.80 | 15.39 | Labour | Conservative |
| Grimsby | 8126 | 17.88 | 13.26 | Labour | Conservative |
| Kensington North | 5263 | 18.01 | 11.18 | Labour | Conservative |
| Ruislip Northwood | 7276 | 18.05 | 14.75 | Conservative | Labour |
| Dudley | 10022 | 18.10 | 13.37 | Labour | Conservative |
| Wolverhampton South West | 6585 | 18.12 | 13.33 | Conservative | Labour |
| Hull North | 8769 | 18.17 | 14.35 | Labour | Conservative |
| Sevenoaks | 10313 | 18.18 | 14.39 | Conservative | Labour |
| Bournemouth West | 9406 | 18.28 | 13.41 | Conservative | Labour |
| Finchley | 9464 | 18.36 | 13.83 | Conservative | Labour |
| Salford West | 5980 | 18.40 | 12.36 | Labour | Conservative |
| Bolton East | 8282 | 18.43 | 14.18 | Labour | Conservative |
| Liverpool Kirkdale | 6014 | 18.53 | 12.17 | Labour | Conservative |
| Cleveland | 11880 | 18.58 | 15.07 | Labour | Conservative |
| Tavistock | 8183 | 18.59 | 15.14 | Conservative | Liberal |
| Coventry North | 7907 | 18.63 | 14.66 | Labour | Conservative |
| The Hartlepools | 8652 | 18.66 | 14.64 | Labour | Conservative |
| Wimbledon | 5674 | 18.80 | 14.10 | Conservative | Labour |
| Sheffield Hallam | 7930 | 18.86 | 14.14 | Conservative | Labour |
| Birmingham Northfield | 11902 | 18.97 | 14.25 | Labour | Conservative |
| Holborn & St Pancras South | 5146 | 18.98 | 12.44 | Labour | Conservative |
| Ashford | 8113 | 18.99 | 14.32 | Conservative | Labour |
| Dunbartonshire West | 7912 | 19.11 | 15.66 | Labour | Conservative |
| Folkestone & Hythe | 7402 | 19.21 | 13.56 | Conservative | Labour |
| Newcastle upon Tyne East | 7326 | 19.54 | 15.73 | Labour | Conservative |
| Newport | 10499 | 19.55 | 15.41 | Labour | Conservative |
| Anglesey | 5298 | 19.59 | 14.34 | Labour | Conservative |
| London & Westminster - Cities of | 6893 | 19.60 | 11.76 | Conservative | Labour |
| Cannock | 11027 | 19.62 | 14.45 | Labour | Conservative |
| Isle of Wight | 10451 | 19.65 | 14.75 | Conservative | Labour |
| Leicester South East | 7796 | 19.77 | 14.49 | Conservative | Labour |
| Leicester North East | 6238 | 19.82 | 14.93 | Labour | Conservative |
| Carmarthen | 9233 | 20.09 | 16.59 | Labour | Liberal |
| Renfrewshire East | 10591 | 20.10 | 16.05 | Conservative | Labour |
| Brigg | 11308 | 20.16 | 14.59 | Labour | Conservative |
| Manchester Gorton | 8308 | 20.19 | 14.65 | Labour | Conservative |
| Fulham | 6986 | 20.29 | 15.50 | Labour | Conservative |
| Feltham | 8457 | 20.37 | 15.75 | Labour | Conservative |
| Woking | 12847 | 20.60 | 15.88 | Conservative | Labour |
| Barrow-in-Furness | 8032 | 20.63 | 15.84 | Labour | Conservative |
| Sutton & Cheam | 9096 | 20.81 | 15.89 | Conservative | Labour |
| Torquay | 12099 | 20.85 | 16.14 | Conservative | Labour |
| Farnham | 8992 | 20.89 | 16.71 | Conservative | Liberal |
| Edinburgh East | 8809 | 20.96 | 16.22 | Labour | Conservative |
| Angus North & Mearns | 5530 | 20.98 | 15.99 | Conservative | Liberal |
| Cardiff South East | 10837 | 20.99 | 16.57 | Labour | Conservative |
| Londonderry | 12562 | 21.02 | 16.07 | Ulster Unionist | Nationalist |
| Brecon & Radnor | 8379 | 21.03 | 16.94 | Labour | Conservative |
| Erith & Crayford | 9210 | 21.10 | 17.23 | Labour | Conservative |
| Winchester | 8677 | 21.14 | 16.47 | Conservative | Labour |
| Birmingham Sparkbrook | 6398 | 21.23 | 14.17 | Labour | Conservative |
| Portsmouth South | 7975 | 21.29 | 15.06 | Conservative | Labour |
| Widnes | 9378 | 21.39 | 15.56 | Labour | Conservative |
| Stirling & Falkirk | 9420 | 21.43 | 16.52 | Labour | Conservative |
| Stockton-on-Tees | 8701 | 21.48 | 16.62 | Labour | Conservative |
| Birmingham Edgbaston | 7534 | 21.51 | 14.59 | Conservative | Labour |
| Sunderland North | 9015 | 21.54 | 16.04 | Labour | Conservative |
| Tiverton | 9026 | 21.54 | 17.39 | Conservative | Labour |
| Wood Green | 7789 | 21.60 | 14.54 | Labour | Conservative |
| Stratford | 9427 | 21.61 | 16.86 | Conservative | Labour |
| Canterbury | 11788 | 21.63 | 16.46 | Conservative | Labour |
| Birmingham Aston | 7400 | 21.74 | 13.97 | Labour | Conservative |
| Birkenhead | 8750 | 21.75 | 15.84 | Labour | Conservative |
| Southport | 9526 | 21.77 | 15.82 | Conservative | Labour |
| Leicester North West | 7807 | 21.78 | 16.06 | Labour | Conservative |
| Lanarkshire North | 8303 | 21.84 | 17.20 | Labour | Conservative |
| Cardiff West | 9425 | 21.99 | 16.51 | Labour | Conservative |
| Enfield East | 7527 | 22.00 | 16.55 | Labour | Conservative |
| Crewe | 8711 | 22.01 | 16.63 | Labour | Conservative |
| Eccles | 9257 | 22.02 | 16.32 | Labour | Conservative |
| Morecambe & Lonsdale | 10300 | 22.15 | 16.95 | Conservative | Labour |
| Penrith & the Border | 8901 | 22.35 | 17.58 | Conservative | Labour |
| Nuneaton | 11403 | 22.42 | 17.87 | Labour | Conservative |
| Oldham West | 7572 | 22.45 | 16.25 | Labour | Conservative |
| Fylde North | 10172 | 22.53 | 16.53 | Conservative | Labour |
| Stirlingshire West | 8132 | 22.56 | 18.60 | Labour | Scottish National |
| Brixton | 6134 | 22.61 | 12.88 | Labour | Conservative |
| Bristol South East | 11416 | 22.70 | 17.29 | Labour | Conservative |
| Bristol Central | 5989 | 22.92 | 16.03 | Labour | Conservative |
| Leeds East | 11277 | 23.08 | 16.78 | Labour | Conservative |
| Thirsk & Malton | 9442 | 23.18 | 16.29 | Conservative | Labour |
| Bassetlaw | 10428 | 23.27 | 17.05 | Labour | Conservative |
| Weston-super-Mare | 12393 | 23.27 | 18.40 | Conservative | Labour |
| Nottingham North | 11670 | 23.38 | 17.33 | Labour | Conservative |
| Southend West | 11857 | 23.47 | 18.39 | Conservative | Labour |
| Newcastle-under-Lyme | 12051 | 23.61 | 18.87 | Labour | Conservative |
| Howden | 8280 | 23.65 | 16.98 | Conservative | Labour |
| Derby North | 8818 | 23.67 | 16.76 | Labour | Conservative |
| Worcestershire South | 11084 | 23.69 | 17.90 | Conservative | Labour |
| Wolverhampton North East | 8102 | 23.81 | 16.50 | Labour | Conservative |
| Galloway | 5854 | 23.97 | 15.96 | Conservative | Labour |
| Whitehaven | 8791 | 23.98 | 18.89 | Labour | Conservative |
| Rochdale | 11242 | 24.06 | 19.00 | Labour | Conservative |
| Leeds West | 10508 | 24.25 | 17.46 | Labour | Conservative |
| Harrow West | 10347 | 24.26 | 19.45 | Conservative | Labour |
| New Forest | 13032 | 24.45 | 18.13 | Conservative | Labour |
| Bothwell | 10968 | 24.61 | 19.14 | Labour | Conservative |
| Swindon | 10443 | 24.67 | 18.14 | Labour | Conservative |
| Beckenham | 13865 | 24.77 | 19.27 | Conservative | Labour |
| Dewsbury | 10666 | 24.82 | 19.33 | Labour | Conservative |
| Bridlington | 10037 | 24.93 | 17.82 | Conservative | Labour |
| Westmorland | 8855 | 25.00 | 18.86 | Conservative | Liberal |
| Glasgow Craigton | 9204 | 25.17 | 20.24 | Labour | Conservative |
| Lewes | 12968 | 25.22 | 19.24 | Conservative | Labour |
| Leominster | 7398 | 25.31 | 19.03 | Conservative | Liberal |
| Newcastle upon Tyne West | 12217 | 25.34 | 19.20 | Labour | Conservative |
| Dorking | 10886 | 25.37 | 20.05 | Conservative | Labour |
| Bromley | 9827 | 25.55 | 19.84 | Conservative | Labour |
| Surrey East | 14493 | 25.58 | 20.29 | Conservative | Liberal |
| Buckinghamshire South | 16992 | 25.61 | 20.54 | Conservative | Labour |
| Newton | 15056 | 25.63 | 19.99 | Labour | Conservative |
| Motherwell | 9558 | 25.65 | 19.09 | Labour | Conservative |
| Derby South | 9576 | 25.70 | 18.65 | Labour | Conservative |
| Glasgow Hillhead | 6515 | 25.77 | 18.95 | Conservative | Labour |
| Liverpool Edge Hill | 7541 | 26.13 | 15.81 | Labour | Conservative |
| Paddington North | 6464 | 26.16 | 17.36 | Labour | Conservative |
| St Marylebone | 8061 | 26.19 | 17.04 | Conservative | Labour |
| Ripon | 8745 | 26.29 | 20.75 | Conservative | Labour |
| Enfield West | 10157 | 26.45 | 21.19 | Conservative | Labour |
| Hayes & Harlington | 8824 | 26.51 | 19.27 | Labour | Conservative |
| Knutsford | 13711 | 26.59 | 21.04 | Conservative | Liberal |
| Workington | 10506 | 26.63 | 21.41 | Labour | Conservative |
| Lewisham South | 9918 | 26.67 | 20.04 | Labour | Conservative |
| Bootle | 8599 | 26.74 | 18.24 | Labour | Conservative |
| Haltemprice | 12549 | 26.78 | 20.49 | Conservative | Labour |
| Fife East | 10094 | 26.90 | 20.47 | Conservative | Labour |
| Fermanagh & South Tyrone | 14707 | 27.05 | 23.27 | Ulster Unionist | National Unity |
| Batley & Morley | 11651 | 27.17 | 20.46 | Labour | Conservative |
| Arundel & Shoreham | 18096 | 27.19 | 20.62 | Conservative | Labour |
| Huddersfield East | 10879 | 27.65 | 21.54 | Labour | Conservative |
| Honiton | 13709 | 27.66 | 21.74 | Conservative | Labour |
| Sutton Coldfield | 16093 | 27.82 | 21.24 | Conservative | Labour |
| Coatbridge & Airdrie | 11714 | 28.39 | 21.85 | Labour | Conservative |
| Stoke-on-Trent South | 12611 | 28.40 | 20.17 | Labour | Conservative |
| Petersfield | 13002 | 28.43 | 21.53 | Conservative | Liberal |
| Antrim South | 18161 | 28.59 | 15.98 | Ulster Unionist | NI Labour |
| Perth & East Perthshire | 11218 | 28.64 | 20.71 | Conservative | Labour |
| Islington North | 7831 | 28.76 | 15.60 | Labour | Conservative |
| Southgate | 11428 | 28.86 | 21.68 | Conservative | Labour |
| Glasgow Scotstoun | 12827 | 29.02 | 21.57 | Labour | Conservative |
| Islington East | 7519 | 29.02 | 16.56 | Labour | Conservative |
| Sedgefield | 15438 | 29.31 | 22.28 | Labour | Conservative |
| Manchester Ardwick | 8023 | 29.37 | 17.36 | Labour | Conservative |
| South Shields | 14489 | 29.47 | 20.24 | Labour | Conservative |
| Midlothian | 14416 | 29.56 | 22.90 | Labour | Conservative |
| Goole | 12148 | 29.60 | 21.65 | Labour | Conservative |
| Hull West | 12265 | 29.65 | 20.88 | Labour | Conservative |
| Bishop Auckland | 10079 | 29.69 | 21.79 | Labour | Conservative |
| Greenwich | 11159 | 29.71 | 20.11 | Labour | Conservative |
| Fylde South | 16324 | 29.81 | 22.22 | Conservative | Labour |
| Esher | 17626 | 29.88 | 23.32 | Conservative | Labour |
| Bournemouth East & Christchurch | 14449 | 29.89 | 22.33 | Conservative | Labour |
| Westhoughton | 14460 | 29.93 | 23.57 | Labour | Conservative |
| Walsall North | 13757 | 30.13 | 21.35 | Labour | Conservative |
| Wanstead & Woodford | 10278 | 30.23 | 23.22 | Conservative | Labour |
| Wallsend | 18539 | 30.42 | 23.57 | Labour | Conservative |
| Epsom | 17593 | 30.55 | 24.20 | Conservative | Labour |
| Tottenham | 9889 | 30.58 | 18.29 | Labour | Conservative |
| Stirlingshire East & Clackmannan | 12520 | 30.67 | 23.78 | Labour | Conservative |
| Belfast South | 10965 | 30.72 | 19.45 | Ulster Unionist | NI Labour |
| Wakefield | 13608 | 30.78 | 22.59 | Labour | Conservative |
| Coventry East | 18696 | 30.94 | 23.93 | Labour | Conservative |
| Birmingham Stechford | 11871 | 30.98 | 21.76 | Labour | Conservative |
| Norwich North | 8926 | 31.18 | 23.14 | Labour | Conservative |
| Solihull | 16248 | 31.39 | 23.48 | Conservative | Labour |
| East Grinstead | 17984 | 31.47 | 24.18 | Conservative | Liberal |
| Hove | 15890 | 31.58 | 22.76 | Conservative | Labour |
| Rowley Regis & Tipton | 13094 | 31.59 | 21.86 | Labour | Conservative |
| East Ham North | 7182 | 31.72 | 20.51 | Labour | Conservative |
| Dunfermline | 11263 | 31.76 | 24.24 | Labour | National Liberal |
| Chelsea | 8703 | 31.84 | 20.08 | Conservative | Labour |
| Chichester | 17574 | 32.04 | 23.45 | Conservative | Labour |
| Richmond (Yorks) | 13331 | 32.06 | 22.86 | Conservative | Labour |
| Harrogate | 13414 | 32.15 | 23.94 | Conservative | Liberal |
| St Pancras North | 10511 | 32.20 | 20.42 | Labour | Conservative |
| Farnworth | 14686 | 32.39 | 24.22 | Labour | Conservative |
| Kirkaldy | 12734 | 32.62 | 24.60 | Labour | Conservative |
| Burnley | 13873 | 32.77 | 26.20 | Labour | Conservative |
| Bristol West | 11518 | 33.00 | 23.82 | Conservative | Labour |
| Vauxhall | 7588 | 33.17 | 19.44 | Labour | Conservative |
| Huyton | 20940 | 33.83 | 23.72 | Labour | Conservative |
| Greenock | 11261 | 33.87 | 24.93 | Labour | Liberal |
| Derbyshire North East | 19600 | 33.88 | 25.02 | Labour | Conservative |
| Caernarvon | 10678 | 33.95 | 26.61 | Labour | Conservative |
| Thurrock | 17904 | 33.95 | 24.69 | Labour | Conservative |
| Wrexham | 17443 | 34.01 | 26.25 | Labour | Conservative & Nat Lib |
| Manchester Openshaw | 11638 | 34.18 | 22.52 | Labour | Conservative |
| Bristol South | 13554 | 34.27 | 23.81 | Labour | Conservative |
| Salford East | 9409 | 34.33 | 20.98 | Labour | Conservative |
| Ayrshire South | 12053 | 34.50 | 25.92 | Labour | Conservative |
| Birmingham Ladywood | 5315 | 35.21 | 21.01 | Labour | Liberal |
| Jarrow | 13557 | 35.25 | 27.03 | Labour | Conservative |
| Chesterfield | 18099 | 35.34 | 27.12 | Labour | Conservative |
| Sheffield Hillsborough | 12025 | 35.82 | 25.16 | Labour | Conservative |
| Glasgow Provan | 15215 | 36.08 | 25.54 | Labour | Conservative |
| Stoke-on-Trent Central | 14148 | 36.11 | 24.66 | Labour | Conservative |
| Walthamstow West | 8725 | 36.39 | 25.85 | Labour | Conservative |
| Paisley | 17203 | 36.75 | 28.03 | Labour | Conservative |
| Orkney & Shetland | 5975 | 36.76 | 23.97 | Liberal | Conservative |
| Rye | 17099 | 37.04 | 28.05 | Conservative | Liberal |
| Kilmarnock | 14087 | 37.09 | 29.30 | Labour | Conservative |
| Leigh | 16062 | 37.32 | 27.73 | Labour | Conservative |
| Hammersmith North | 10665 | 37.58 | 24.02 | Labour | Conservative |
| Warrington | 13012 | 38.36 | 26.44 | Labour | Conservative |
| Blaydon | 14780 | 38.41 | 29.75 | Labour | Conservative |
| Penistone | 19602 | 38.87 | 30.66 | Labour | Conservative |
| Stoke Newington & Hackney North | 14000 | 38.96 | 21.74 | Labour | Conservative |
| Bradford East | 10344 | 39.00 | 25.40 | Labour | Conservative & Nat Lib |
| Worthing | 19622 | 39.10 | 29.61 | Conservative | Labour |
| Gateshead East | 15544 | 39.14 | 29.64 | Labour | Conservative |
| Rotherham | 15477 | 39.35 | 27.04 | Labour | Conservative |
| Leeds South | 13358 | 39.64 | 27.00 | Labour | Conservative |
| Glasgow Govan | 10856 | 39.75 | 26.82 | Labour | Conservative |
| East Ham South | 10003 | 39.88 | 26.19 | Labour | Conservative |
| Willesden West | 14582 | 40.01 | 25.46 | Labour | Conservative |
| Ilkeston | 20940 | 40.19 | 30.62 | Labour | Conservative |
| Kinross & West Perthshire | 9582 | 40.24 | 29.56 | Conservative | Scottish National |
| Deptford | 10950 | 40.67 | 24.51 | Labour | Conservative |
| Birmingham Small Heath | 10604 | 40.75 | 24.27 | Labour | Conservative |
| Western Isles | 5733 | 40.85 | 25.12 | Labour | Conservative |
| Angus South | 13003 | 40.88 | 29.09 | Conservative | Labour |
| Durham | 18817 | 41.28 | 30.84 | Labour | Conservative |
| Islington South West | 10303 | 41.29 | 21.03 | Labour | Conservative |
| St Helens | 19549 | 41.50 | 28.47 | Labour | Conservative |
| Hackney Central | 14026 | 41.66 | 23.97 | Labour | Conservative |
| Manchester Cheetham | 8362 | 41.71 | 23.76 | Labour | Conservative |
| Mansfield | 18862 | 42.00 | 31.42 | Labour | Conservative |
| Hamilton | 16576 | 42.34 | 31.05 | Labour | Conservative |
| Stoke-on-Trent North | 17156 | 43.08 | 31.21 | Labour | Conservative |
| Woolwich East | 13443 | 43.31 | 29.03 | Labour | Conservative |
| Glasgow Shettleston | 13351 | 43.35 | 29.75 | Labour | Conservative |
| Leeds South East | 8920 | 43.71 | 26.87 | Labour | Conservative |
| Fife West | 18823 | 43.76 | 33.60 | Labour | Conservative |
| Hull East | 23072 | 43.83 | 32.18 | Labour | Conservative |
| Peckham | 12607 | 44.00 | 24.47 | Labour | Conservative |
| Armagh | 21220 | 44.07 | 27.88 | Ulster Unionist | Republican |
| Barking | 15410 | 44.33 | 31.92 | Labour | Conservative |
| Kensington South | 14631 | 45.24 | 26.29 | Conservative | Labour |
| Down South | 23290 | 45.33 | 29.82 | Ulster Unionist | Liberal |
| Consett | 18895 | 46.53 | 34.20 | Labour | Conservative |
| Shoreditch & Finsbury | 11499 | 46.86 | 25.06 | Labour | Conservative |
| Aberdeen North | 20031 | 46.98 | 33.86 | Labour | Conservative |
| Manchester Exchange | 6664 | 46.98 | 25.24 | Labour | Conservative |
| Glasgow Maryhill | 13861 | 47.15 | 32.30 | Labour | Conservative |
| Durham North West | 16190 | 47.16 | 34.60 | Labour | Conservative |
| Ince | 19840 | 47.25 | 35.62 | Labour | Conservative |
| Ashfield | 21486 | 47.26 | 34.64 | Labour | Conservative |
| Battersea North | 10172 | 47.26 | 29.88 | Labour | Conservative |
| Liverpool Exchange | 9717 | 47.49 | 24.10 | Labour | Conservative |
| Wigan | 18878 | 47.81 | 36.33 | Labour | Conservative |
| West Ham North | 15896 | 47.90 | 29.62 | Labour | Liberal |
| Liverpool Scotland | 9514 | 48.16 | 24.92 | Labour | Conservative |
| Glasgow Bridgeton | 10600 | 48.54 | 28.53 | Labour | Conservative |
| Morpeth | 16525 | 48.72 | 37.48 | Labour | Conservative |
| Glasgow Springburn | 11499 | 48.75 | 32.46 | Labour | Conservative |
| Gateshead West | 13503 | 49.54 | 34.73 | Labour | Conservative |
| Glasgow Central | 7749 | 49.68 | 29.15 | Labour | Conservative |
| Don Valley | 29235 | 49.79 | 39.01 | Labour | Conservative |
| Pontypridd | 20515 | 49.84 | 37.24 | Labour | Conservative |
| Middlesbrough East | 18984 | 50.19 | 34.26 | Labour | Conservative |
| Glasgow Gorbals | 9940 | 50.24 | 31.01 | Labour | Conservative |
| Barnsley | 26288 | 51.34 | 37.69 | Labour | Conservative |
| Southwark | 15401 | 51.83 | 28.00 | Labour | Conservative |
| Dagenham | 24525 | 52.23 | 35.20 | Labour | Conservative |
| Bethnal Green | 15253 | 52.70 | 30.40 | Labour | Conservative |
| Normanton | 20332 | 52.81 | 39.25 | Labour | Conservative |
| Rother Valley | 30467 | 53.64 | 39.40 | Labour | Conservative |
| Chester-le-Street | 22747 | 53.92 | 40.37 | Labour | Conservative |
| Gower | 21058 | 54.33 | 42.34 | Labour | Conservative |
| Aberavon | 24394 | 54.51 | 42.66 | Labour | Conservative |
| Sheffield Attercliffe | 22825 | 54.54 | 36.88 | Labour | Conservative |
| Sheffield Brightside | 19177 | 54.61 | 36.17 | Labour | Conservative |
| Newcastle upon Tyne Central | 13817 | 54.90 | 36.16 | Labour | Conservative |
| Houghton-le-Spring | 22763 | 55.02 | 40.65 | Labour | Conservative |
| Antrim North | 22986 | 56.24 | 31.91 | Ulster Unionist | Liberal |
| Llanelli | 26531 | 56.26 | 42.88 | Labour | Conservative |
| Blyth | 26314 | 56.38 | 41.92 | Labour | Conservative |
| Pontypool | 20491 | 56.57 | 42.65 | Labour | Conservative |
| Ogmore | 26673 | 56.69 | 44.45 | Labour | Conservative |
| Pontefract | 23401 | 56.72 | 42.90 | Labour | Conservative |
| Down North | 28124 | 57.06 | 27.91 | Ulster Unionist | Liberal |
| Stepney | 18049 | 59.46 | 30.16 | Labour | Conservative |
| Caerphilly | 21148 | 59.64 | 45.79 | Labour | Conservative |
| Swansea East | 24049 | 59.85 | 44.16 | Labour | Conservative |
| Merthyr Tydfil | 17655 | 60.50 | 44.73 | Labour | Conservative |
| Bermondsey | 12615 | 61.25 | 37.31 | Labour | Conservative |
| Aberdare | 22118 | 61.60 | 47.45 | Labour | Conservative |
| Easington | 24747 | 62.73 | 44.25 | Labour | Conservative |
| Bolsover | 23299 | 63.09 | 47.08 | Labour | Conservative |
| Neath | 24871 | 63.56 | 50.05 | Labour | Conservative |
| Sheffield Park | 19533 | 63.86 | 41.41 | Labour | Conservative |
| West Ham South | 19492 | 65.68 | 40.62 | Labour | Conservative |
| Rhondda West | 16888 | 67.44 | 54.15 | Labour | Plaid Cymru |
| Dearne valley | 30614 | 67.99 | 52.13 | Labour | Conservative |
| Rhondda East | 19218 | 68.98 | 54.12 | Labour | Communist |
| Poplar | 17208 | 69.01 | 39.80 | Labour | Conservative |
| Ebbw Vale | 20584 | 70.28 | 55.70 | Labour | Conservative |
| Southampton Itchen | 25246 | 70.76 | 34.66 | Speaker | Democratic Non-Party Nationalist |
| Hemsworth | 34722 | 70.79 | 53.82 | Labour | Conservative |
| Bedwellty | 24984 | 72.50 | 55.59 | Labour | Conservative |
| Abertillery | 20202 | 76.22 | 55.93 | Labour | Conservative |
| |
| Last Modified: 13 Feb 10 © Richard Kimber |