If the Conservatives under David Cameron perform less well than at the last general election in 2005, the 50 seats highlighted in the map and in the list below are those easiest for other parties to gain from them.They are seats where the Conservative majority is 10% or less.
The list is based on "notional" results, which provide an estimate of the 2005 election outcome, had recent constituency boundary changes been in force then.
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Scoreboards:
UK National
England
Northern Ireland
Scotland
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East Midlands
Eastern
London
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North West
South East
South West
West Midlands
Yorkshire & the Humber
| 2005 Results | 2010 Results | |||||
|---|---|---|---|---|---|---|
| No. | Constituency | 2005Majority | 2005Party | 2010Party | New majority | |
| 1 | Sittingbourne & Sheppey | 0.1% | CON | CON | 25.5% | |
| 2 | Clwyd West | 0.1% | CON | CON | 16.8% | |
| 3 | Guildford | 0.2% | CON | CON | 14.0% | |
| 4 | Solihull | 0.2% | CON | LD | 0.3% | |
| 5 | Hemel Hempstead | 0.4% | CON | CON | 27.1% | |
| 6 | Kettering | 0.4% | CON | CON | 19.2% | |
| 7 | Somerset North East | 0.5% | CON | CON | 9.6% | |
| 8 | Finchley & Golders Green | 0.7% | CON | CON | 12.3% | |
| 9 | Shipley | 1% | CON | CON | 20.1% | |
| 10 | Rochester & Strood | 1.1% | CON | CON | 20.7% | |
| 11 | Wellingborough | 1.2% | CON | CON | 22.8% | |
| 12 | Eastbourne | 1.4% | CON | LD | 6.6% | |
| 13 | Gravesham | 1.4% | CON | CON | 19.7% | |
| 14 | Wirral West | 1.5% | CON | CON | 6.2% | |
| 15 | Preseli Pembrokeshire | 1.5% | CON | CON | 11.6% | |
| 16 | Filton & Bradley Stoke | 1.6% | CON | CON | 14.3% | |
| 17 | Reading East | 1.7% | CON | CON | 15.2% | |
| 18 | Thanet South | 1.8% | CON | CON | 16.6% | |
| 19 | Enfield North | 2.4% | CON | CON | 3.8% | |
| 20 | Scarborough & Whitby | 2.7% | CON | CON | 16.5% | |
| 21 | Enfield Southgate | 2.7% | CON | CON | 17.2% | |
| 22 | Wrekin, The | 2.9% | CON | CON | 20.6% | |
| 23 | St Albans | 2.9% | CON | CON | 4.4% | |
| 24 | Shrewsbury & Atcham | 3.6% | CON | CON | 15.0% | |
| 25 | Staffordshire Moorlands | 3.9% | CON | CON | 15.3% | |
| 26 | Dumfriesshire, Clydesdale & Tweeddale | 3.9% | CON | CON | 9.1% | |
| 27 | Ilford North | 4.1% | CON | CON | 11.5% | |
| 28 | Weston-Super-Mare | 4.3% | CON | CON | 5.1% | |
| 29 | Forest Of Dean | 4.3% | CON | CON | 22.7% | |
| 30 | Selby & Ainsty | 4.3% | CON | CON | 23.7% | |
| 31 | Ludlow | 4.4% | CON | CON | 20.0% | |
| 32 | Dorset West | 4.6% | CON | CON | 6.8% | |
| 33 | Putney | 4.8% | CON | CON | 24.6% | |
| 34 | Meon Valley | 4.9% | CON | CON | 23.7% | |
| 35 | Devon Central | 5% | CON | CON | 17.1% | |
| 36 | Devon West & Torridge | 5.4% | CON | CON | 5.4% | |
| 37 | Wimbledon | 5.7% | CON | CON | 24.1% | |
| 38 | Wells | 5.7% | CON | LD | 1.4% | |
| 39 | Totnes | 5.8% | CON | CON | 10.3% | |
| 40 | Worcestershire West | 6% | CON | CON | 12.6% | |
| 41 | Beverley & Holderness | 6.2% | CON | CON | 24.4% | |
| 42 | Basingstoke | 6.3% | CON | CON | 26.0% | |
| 43 | Newbury | 6.4% | CON | CON | 20.9% | |
| 44 | Bournemouth West | 7.6% | CON | CON | 13.4% | |
| 45 | Harborough | 8.4% | CON | CON | 18.0% | |
| 46 | Clacton | 8.5% | CON | CON | 28.0% | |
| 47 | Dorset North | 8.6% | CON | CON | 14.1% | |
| 48 | Peterborough | 8.9% | CON | CON | 10.8% | |
| 49 | Chelmsford | 9.2% | CON | CON | 9.4% | |
| 50 | Monmouth | 9.9% | CON | CON | 22.4% | |
See a UK wide list of seats which the major parties are targetting or defending.
Target Seats
Defence Seats
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