| Plymouth, Moor View (2010) |
Following the review by the Boundary Commission for England into parliamentary representation in Devon, constituencies in Plymouth have been reorganised. This is one of two new seats |
| Plymouth, Sutton and Devonport (2010) |
Brought together Plymouth Sutton and Devonport |
| Poplar and Limehouse (2010) |
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| Rayleigh and Wickford (2010) |
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| Rochester and Strood (2010) |
Boundary changes |
| Romsey and Southampton North (2010) |
Expanded Romsey constituency |
| Rugby (2010) |
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| Ruislip, Northwood and Pinner (2010) |
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| Salford and Eccles (2010 - 2024) |
Formed from parts of the former Salford and Eccles constituency after the number of seats in Greater Manchester was reduced. |
| Sefton Central (2010) |
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| Selby and Ainsty (2010 - 2024) |
Successor to Selby |
| Sheffield, Brightside and Hillsborough (2010) |
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| Sheffield South East (2010) |
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| Somerset North (2010) |
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| Somerset North East (2010 - 2024) |
The constituency covers the part of Bath and North East Somerset that is not in the Bath constituency and as such contains 21 electoral wards in the Bath and North East Somerset District |
| South Leicestershire (2010) |
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| St Austell and Newquay (2010) |
The constituency was created for the 2010 general election, following a review of parliamentary representation by the Boundary Commission, which increased the number of seats in the county from five to six. |
| St Helens South and Whiston (2010) |
The Boundary Commission for England expanded and renamed the St Helens South seat, covering the south of the Metropolitan Borough of St Helens and three wards of the Knowsley borough which were in a neighbouring seat. |
| Sunderland Central (2010) |
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| Taunton Deane (2010 - 2024) |
Parliament accepted the Boundary Commission's Fifth Periodic Review of Westminster constituencies which created this constituency for the General Election 2010 as a reduced form of the Taunton seat. |
| Thirsk and Malton (2010) |
Also a constituency 1885-1983. |
| Thornbury and Yate (2010) |
Encompassing an area to the north-east of Bristol, it is one of three constituencies that make up the South Gloucestershire Unitary Authority Area |
| Truro and Falmouth (2010) |
Succesor to parts of the former Truro and St Austell and Falmouth and Camborne seats. |
| Uxbridge and South Ruislip (2010) |
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| Washington and Sunderland West (2010 - 2024) |
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