Below are lists of Reform UK target seats showing which constituencies can be most easily won from an opposing party relative to the latest elections.
Below is the list of Reform UK target seats for the 2029 general election. The list is ordered from the smallest to the largest swing needed for the seat to change hands.
View Reform UK held marginal seats vulnerable at the next general election.
(order by percentage majority)
| Rank | Constituency | Region | Majority over REF | Swing Needed | |
|---|---|---|---|---|---|
| 1. | Llanelli | Wales | 1,504 | 1.85% | |
| 2. | Hornchurch and Upminster | London | 1,943 | 2.07% | |
| 3. | Sittingbourne and Sheppey | South East | 1,407 | 2.57% | |
| 4. | Norfolk South West | East of England | 1,889 | 2.84% | |
| 5. | Basildon and Billericay | East of England | 1,551 | 3.63% | |
| 6. | Dudley | West Midlands | 2,773 | 3.87% | |
| 7. | Castle Point | East of England | 3,251 | 4.00% | |
| 8. | Amber Valley | East Midlands | 3,554 | 4.18% | |
| 9. | Montgomeryshire and Glyndwr | Wales | 3,815 | 4.41% | |
| 10. | Chatham and Aylesford | South East | 3,700 | 4.53% | |
| 11. | Cannock Chase | West Midlands | 4,101 | 4.77% | |
| 12. | Isle of Wight East | South East | 3,323 | 4.88% | |
| 13. | Warwickshire North and Bedworth | West Midlands | 4,026 | 4.92% | |
| 14. | Folkestone and Hythe | South East | 4,335 | 5.01% | |
| 15. | Bridgwater | South West | 3,368 | 5.03% | |
| 16. | Lowestoft | East of England | 4,136 | 5.07% | |
| 17. | Bridlington and the Wolds | Yorkshire and the Humber | 4,496 | 5.24% | |
| 18. | Rayleigh and Wickford | East of England | 5,621 | 5.86% | |
| 19. | Tipton and Wednesbury | West Midlands | 3,736 | 5.86% | |
| 20. | Louth and Horncastle | East Midlands | 5,506 | 5.92% | |
| 21. | Burnley | North West | 4,843 | 6.10% | |
| 22. | Brentwood and Ongar | East of England | 5,980 | 6.19% | |
| 23. | Braintree | East of England | 6,068 | 6.19% | |
| 24. | Brigg and Immingham | Yorkshire and the Humber | 5,311 | 6.25% | |
| 25. | Rochester and Strood | South East | 5,437 | 6.38% | |
| 26. | Great Grimsby and Cleethorpes | Yorkshire and the Humber | 4,803 | 6.56% | |
| 27. | Hull East | Yorkshire and the Humber | 3,920 | 6.57% | |
| 28. | Bradford South | Yorkshire and the Humber | 4,392 | 6.65% | |
| 29. | Makerfield | North West | 5,399 | 6.70% | |
| 30. | Suffolk West | East of England | 6,191 | 6.71% | |
| 31. | Tamworth | West Midlands | 4,334 | 6.74% | |
| 32. | Barnsley South | Yorkshire and the Humber | 4,748 | 6.77% | |
| 33. | Torridge and Tavistock | South West | 6,897 | 6.79% | |
| 34. | Maidstone and Malling | South East | 4,830 | 6.80% | |
| 35. | Suffolk Central and Ipswich North | East of England | 6,338 | 6.83% | |
| 36. | Maldon | East of England | 6,906 | 6.93% | |
| 37. | Havant | South East | 3,027 | 6.96% | |
| 38. | Walsall and Bloxwich | West Midlands | 5,221 | 7.02% | |
| 39. | Durham North | North East | 5,873 | 7.06% | |
| 40. | Sleaford and North Hykeham | East Midlands | 6,864 | 7.07% | |
| 41. | Ashford | South East | 5,121 | 7.11% | |
| 42. | Gainsborough | East Midlands | 6,720 | 7.20% | |
| 43. | Aldridge-Brownhills | West Midlands | 5,998 | 7.33% | |
| 44. | Faversham and Mid Kent | South East | 4,932 | 7.43% | |
| 45. | Rotherham | Yorkshire and the Humber | 5,490 | 7.43% | |
| 46. | South Holland and the Deepings | East Midlands | 6,856 | 7.46% | |
| 47. | Nuneaton | West Midlands | 6,157 | 7.47% | |
| 48. | Spen Valley | Yorkshire and the Humber | 6,188 | 7.54% | |
| 49. | Sunderland Central | North East | 6,073 | 7.60% | |
| 50. | Bognor Regis and Littlehampton | South East | 5,416 | 7.63% | |
| 51. | Birmingham Hodge Hill and Solihull North | West Midlands | 4,199 | 7.71% | |
| 52. | Sherwood Forest | East Midlands | 7,521 | 7.73% | |
| 53. | Suffolk South | East of England | 6,830 | 7.75% | |
| 54. | Bolton North East | North West | 6,738 | 7.77% | |
| 55. | Bromsgrove | West Midlands | 6,949 | 7.80% | |
| 56. | Leicestershire South | East Midlands | 8,029 | 7.82% | |
| 57. | Halifax | Yorkshire and the Humber | 6,324 | 7.86% | |
| 58. | Oldham East and Saddleworth | North West | 6,357 | 7.93% | |
| 59. | Dover and Deal | South East | 7,585 | 7.94% | |
| 60. | Daventry | East Midlands | 7,236 | 7.96% | |
| 61. | Stoke-on-Trent North | West Midlands | 5,755 | 7.96% | |
| 62. | Sussex Weald | South East | 7,838 | 7.97% | |
| 63. | Grantham and Bourne | East Midlands | 7,377 | 8.00% | |
| 64. | Derby South | East Midlands | 6,002 | 8.02% | |
| 65. | Mansfield | East Midlands | 6,663 | 8.11% | |
| 66. | Hyndburn | North West | 4,645 | 8.13% | |
| 67. | Blackpool North and Fleetwood | North West | 6,831 | 8.17% | |
| 68. | Heywood and Middleton North | North West | 6,082 | 8.19% | |
| 69. | Gillingham and Rainham | South East | 6,770 | 8.23% | |
| 70. | Neath and Swansea East | Wales | 6,627 | 8.26% | |
| 71. | Oldham West, Chadderton and Royton | North West | 6,384 | 8.28% | |
| 72. | Norfolk North West | East of England | 7,400 | 8.30% | |
| 73. | Old Bexley and Sidcup | London | 7,526 | 8.35% | |
| 74. | Christchurch | South West | 7,980 | 8.43% | |
| 75. | Fareham and Waterlooville | South East | 8,477 | 8.46% | |
| 76. | Halesowen | West Midlands | 6,539 | 8.48% | |
| 77. | Herne Bay and Sandwich | South East | 6,641 | 8.48% | |
| 78. | Hinckley and Bosworth | East Midlands | 8,215 | 8.59% | |
| 79. | Bexleyheath and Crayford | London | 5,856 | 8.61% | |
| 80. | Thurrock | East of England | 6,474 | 8.62% | |
| 81. | Wyre Forest | West Midlands | 4,807 | 8.85% | |
| 82. | Witham | East of England | 8,957 | 8.85% | |
| 83. | Caerphilly | Wales | 6,784 | 8.87% | |
| 84. | Houghton and Sunderland South | North East | 7,169 | 8.95% | |
| 85. | Newcastle-under-Lyme | West Midlands | 7,127 | 8.99% | |
| 86. | Sevenoaks | South East | 8,987 | 9.01% | |
| 87. | Spelthorne | South East | 5,754 | 9.02% | |
| 88. | Cornwall South East | South West | 6,359 | 9.02% | |
| 89. | South Shields | North East | 6,653 | 9.03% | |
| 90. | Stoke-on-Trent Central | West Midlands | 6,409 | 9.08% | |
| 91. | Ossett and Denby Dale | Yorkshire and the Humber | 8,008 | 9.13% | |
| 92. | Meriden and Solihull East | West Midlands | 8,039 | 9.13% | |
| 93. | Bolton South and Walkden | North West | 6,743 | 9.13% | |
| 94. | St Austell and Newquay | South West | 6,746 | 9.15% | |
| 95. | Kingswinford and Staffordshire South | West Midlands | 8,271 | 9.15% | |
| 96. | Scarborough and Whitby | Yorkshire and the Humber | 8,101 | 9.16% | |
| 97. | Normanton and Hemsworth | Yorkshire and the Humber | 6,662 | 9.16% | |
| 98. | Cambridgeshire North East | East of England | 7,189 | 9.18% | |
| 99. | Pontefract, Castleford and Knottingley | Yorkshire and the Humber | 6,630 | 9.22% | |
| 100. | Dagenham and Rainham | London | 7,173 | 9.23% | |
| 101. | Surrey East | South East | 9,122 | 9.27% | |
| 102. | Newton Abbot | South West | 6,707 | 9.30% | |
| 103. | Plymouth Moor View | South West | 7,995 | 9.33% | |
| 104. | Melton and Syston | East Midlands | 8,581 | 9.33% | |
| 105. | Washington and Gateshead South | North East | 6,913 | 9.34% | |
| 106. | Birmingham Northfield | West Midlands | 7,034 | 9.34% | |
| 107. | Orpington | London | 8,608 | 9.34% | |
| 108. | Norfolk Mid | East of England | 7,343 | 9.34% | |
| 109. | Bishop Auckland | North East | 7,570 | 9.36% | |
| 110. | Erewash | East Midlands | 8,062 | 9.37% | |
| 111. | Staffordshire Moorlands | West Midlands | 5,245 | 9.40% | |
| 112. | Caerfyrddin | Wales | 8,576 | 9.40% | |
| 113. | Wellingborough and Rushden | East Midlands | 8,278 | 9.41% | |
| 114. | Wiltshire East | South West | 8,964 | 9.50% | |
| 115. | Bangor Aberconwy | Wales | 7,917 | 9.50% | |
| 116. | Bolsover | East Midlands | 8,066 | 9.50% | |
| 117. | Burton and Uttoxeter | West Midlands | 6,611 | 9.52% | |
| 118. | Easington | North East | 6,542 | 9.53% | |
| 119. | New Forest West | South East | 8,835 | 9.53% | |
| 120. | Ashton-under-Lyne | North West | 6,791 | 9.58% | |
| 121. | Rossendale and Darwen | North West | 8,552 | 9.58% | |
| 122. | Carlisle | North West | 8,834 | 9.61% | |
| 123. | Romford | London | 5,715 | 9.65% | |
| 124. | Scunthorpe | Yorkshire and the Humber | 7,321 | 9.68% | |
| 125. | Broxbourne | East of England | 7,028 | 9.71% | |
| 126. | Bassetlaw | East Midlands | 8,725 | 9.72% | |
| 127. | Blackpool South | North West | 6,848 | 9.73% | |
| 128. | Solihull West and Shirley | West Midlands | 9,135 | 9.74% | |
| 129. | Wiltshire South West | South West | 7,777 | 9.82% | |
| 130. | Weald of Kent | South East | 9,994 | 9.85% | |
| 131. | Wolverhampton North East | West Midlands | 6,561 | 9.85% | |
| 132. | Crawley | South East | 9,006 | 9.87% | |
| 133. | Thanet East | South East | 8,463 | 9.91% | |
| 134. | Bolton West | North West | 8,846 | 9.92% | |
| 135. | Telford | West Midlands | 8,102 | 9.95% | |
| 136. | Harlow | East of England | 6,852 | 10.03% | |
| 137. | Derbyshire South | East Midlands | 8,755 | 10.03% | |
| 138. | Weston-Super-Mare | South West | 8,575 | 10.11% | |
| 139. | Alyn and Deeside | Wales | 8,794 | 10.13% | |
| 140. | Rawmarsh and Conisbrough | Yorkshire and the Humber | 6,908 | 10.19% | |
| 141. | Torfaen | Wales | 7,322 | 10.25% | |
| 142. | Preston | North West | 8,268 | 10.34% | |
| 143. | Hemel Hempstead | East of England | 9,155 | 10.38% | |
| 144. | Birmingham Erdington | West Midlands | 7,019 | 10.38% | |
| 145. | Bridgend | Wales | 8,595 | 10.39% | |
| 146. | Northumberland North | North East | 10,167 | 10.44% | |
| 147. | Southend East and Rochford | East of England | 8,181 | 10.48% | |
| 148. | Northampton South | East Midlands | 8,680 | 10.50% | |
| 149. | Dartford | South East | 5,869 | 10.51% | |
| 150. | Newport West and Islwyn | Wales | 8,868 | 10.57% | |
| 151. | Merthyr Tydfil and Aberdare | Wales | 7,447 | 10.57% | |
| 152. | Barnsley North | Yorkshire and the Humber | 7,811 | 10.59% | |
| 153. | Droitwich and Evesham | West Midlands | 10,519 | 10.60% | |
| 154. | Stockton North | North East | 7,939 | 10.61% | |
| 155. | Thirsk and Malton | Yorkshire and the Humber | 10,581 | 10.62% | |
| 156. | Pontypridd | Wales | 8,402 | 10.67% | |
| 157. | Leigh and Atherton | North West | 8,881 | 10.79% | |
| 158. | New Forest East | South East | 9,766 | 10.80% | |
| 159. | Hertfordshire South West | East of England | 9,668 | 10.80% | |
| 160. | Hartlepool | North East | 7,698 | 10.84% | |
| 161. | Frome and Somerset East | South West | 10,139 | 10.85% | |
| 162. | Worcestershire West | West Midlands | 11,881 | 10.86% | |
| 163. | Rhondda and Ogmore | Wales | 7,790 | 10.88% | |
| 164. | Camborne and Redruth | South West | 10,408 | 10.89% | |
| 165. | Southport | North West | 9,857 | 10.94% | |
| 166. | Stourbridge | West Midlands | 7,469 | 11.02% | |
| 167. | Wrekin, The | West Midlands | 6,400 | 11.03% | |
| 168. | Penistone and Stocksbridge | Yorkshire and the Humber | 9,713 | 11.05% | |
| 169. | Wrexham | Wales | 8,921 | 11.05% | |
| 170. | Doncaster East and the Isle of Axholme | Yorkshire and the Humber | 6,635 | 11.05% | |
| 171. | Huddersfield | Yorkshire and the Humber | 8,905 | 11.09% | |
| 172. | Newton Aycliffe and Spennymoor | North East | 8,839 | 11.09% | |
| 173. | Gosport | South East | 9,847 | 11.12% | |
| 174. | Torbay | South West | 10,277 | 11.14% | |
| 175. | Hazel Grove | North West | 10,373 | 11.28% | |
| 176. | Blyth and Ashington | North East | 9,173 | 11.35% | |
| 177. | Kettering | East Midlands | 9,541 | 11.39% | |
| 178. | Bournemouth West | South West | 7,718 | 11.40% | |
| 179. | Hereford and Herefordshire South | West Midlands | 6,476 | 11.40% | |
| 180. | Stalybridge and Hyde | North West | 8,539 | 11.47% | |
| 181. | Warrington North | North West | 9,190 | 11.48% | |
| 182. | Wakefield and Rothwell | Yorkshire and the Humber | 9,346 | 11.49% | |
| 183. | Luton South and Bedfordshire South | East of England | 8,834 | 11.51% | |
| 184. | Harwich and Essex North | East of England | 6,716 | 11.56% | |
| 185. | Gravesham | South East | 7,713 | 11.57% | |
| 186. | Stafford | West Midlands | 9,919 | 11.57% | |
| 187. | Stoke-on-Trent South | West Midlands | 5,370 | 11.58% | |
| 188. | South Ribble | North West | 10,845 | 11.61% | |
| 189. | Broxtowe | East Midlands | 11,159 | 11.66% | |
| 190. | Wigan | North West | 9,549 | 11.67% | |
| 191. | Newport East | Wales | 9,009 | 11.69% | |
| 192. | Kenilworth and Southam | West Midlands | 12,475 | 11.70% | |
| 193. | Bexhill and Battle | South East | 8,257 | 11.73% | |
| 194. | Southampton Itchen | South East | 8,929 | 11.73% | |
| 195. | Stevenage | East of England | 10,031 | 11.74% | |
| 196. | Hull West and Haltemprice | Yorkshire and the Humber | 8,979 | 11.76% | |
| 197. | Leeds South West and Morley | Yorkshire and the Humber | 9,494 | 11.81% | |
| 198. | Bedfordshire North | East of England | 11,548 | 11.90% | |
| 199. | Crewe and Nantwich | North West | 11,235 | 11.90% | |
| 200. | Swansea West | Wales | 8,515 | 11.94% | |
| 201. | Gateshead Central and Whickham | North East | 9,644 | 11.99% | |
| 202. | Loughborough | East Midlands | 10,045 | 12.03% | |
| 203. | Cardiff West | Wales | 10,816 | 12.08% | |
| 204. | Aldershot | South East | 11,554 | 12.09% | |
| 205. | Rochdale | North West | 6,254 | 12.13% | |
| 206. | Northamptonshire South | East Midlands | 10,229 | 12.18% | |
| 207. | Jarrow and Gateshead East | North East | 8,964 | 12.20% | |
| 208. | Brecon, Radnor and Cwm Tawe | Wales | 7,169 | 12.24% | |
| 209. | Bradford East | Yorkshire and the Humber | 9,146 | 12.29% | |
| 210. | Hamble Valley | South East | 11,455 | 12.32% | |
| 211. | Devon South West | South West | 8,555 | 12.33% | |
| 212. | Isle of Wight West | South East | 7,406 | 12.33% | |
| 213. | Corby and Northamptonshire East | East Midlands | 12,260 | 12.36% | |
| 214. | Morecambe and Lunesdale | North West | 11,793 | 12.44% | |
| 215. | Runnymede and Weybridge | South East | 12,023 | 12.46% | |
| 216. | Dewsbury and Batley | Yorkshire and the Humber | 9,489 | 12.46% | |
| 217. | Portsmouth North | South East | 5,994 | 12.54% | |
| 218. | Gloucester | South West | 9,165 | 12.55% | |
| 219. | Birmingham Hall Green and Moseley | West Midlands | 10,493 | 12.61% | |
| 220. | Cheshire Mid | North West | 10,490 | 12.64% | |
| 221. | Gower | Wales | 11,950 | 12.65% | |
| 222. | Doncaster Central | Yorkshire and the Humber | 9,629 | 12.69% | |
| 223. | Leicestershire North West | East Midlands | 7,193 | 12.73% | |
| 224. | Hastings and Rye | South East | 11,733 | 12.76% | |
| 225. | Goole and Pocklington | Yorkshire and the Humber | 9,927 | 12.78% | |
| 226. | Tonbridge | South East | 12,969 | 12.88% | |
| 227. | Lincoln | East Midlands | 10,868 | 12.89% | |
| 228. | Luton North | East of England | 10,011 | 12.92% | |
| 229. | Worcester | West Midlands | 11,899 | 12.92% | |
| 230. | Redditch | West Midlands | 6,294 | 12.99% | |
| 231. | Worsley and Eccles | North West | 11,091 | 13.04% | |
| 232. | Clwyd East | Wales | 10,858 | 13.04% | |
| 233. | Windsor | South East | 11,823 | 13.07% | |
| 234. | Dorset South | South West | 7,491 | 13.14% | |
| 235. | Bury St Edmunds and Stowmarket | East of England | 8,150 | 13.16% | |
| 236. | Blaydon and Consett | North East | 11,153 | 13.21% | |
| 237. | Shropshire South | West Midlands | 8,457 | 13.23% | |
| 238. | Hampshire North West | South East | 10,036 | 13.28% | |
| 239. | Glastonbury and Somerton | South West | 12,686 | 13.31% | |
| 240. | Arundel and South Downs | South East | 14,610 | 13.34% | |
| 241. | Middlesbrough and Thornaby East | North East | 9,192 | 13.36% | |
| 242. | Newcastle upon Tyne Central and West | North East | 11,060 | 13.37% | |
| 243. | Northampton North | East Midlands | 11,199 | 13.39% | |
| 244. | West Bromwich | West Midlands | 9,771 | 13.39% | |
| 245. | Redcar | North East | 8,447 | 13.41% | |
| 246. | Selby | Yorkshire and the Humber | 13,223 | 13.43% | |
| 247. | Bury North | North West | 12,240 | 13.44% | |
| 248. | Nottingham North and Kimberley | East Midlands | 9,427 | 13.46% | |
| 249. | Canterbury | South East | 12,726 | 13.47% | |
| 250. | Devon North | South West | 13,683 | 13.50% | |
| 251. | Cambridgeshire North West | East of England | 6,044 | 13.52% | |
| 252. | Colchester | East of England | 12,140 | 13.52% | |
| 253. | Dunstable and Leighton Buzzard | East of England | 6,905 | 13.55% | |
| 254. | Derby North | East Midlands | 11,131 | 13.60% | |
| 255. | Lichfield | West Midlands | 7,498 | 13.62% | |
| 256. | Watford | East of England | 10,778 | 13.62% | |
| 257. | Broadland and Fakenham | East of England | 7,463 | 13.62% | |
| 258. | Buckinghamshire Mid | South East | 13,224 | 13.63% | |
| 259. | Suffolk Coastal | East of England | 7,822 | 13.65% | |
| 260. | Ipswich | East of England | 12,072 | 13.70% | |
| 261. | Norwich North | East of England | 12,565 | 13.73% | |
| 262. | Chesterfield | East Midlands | 11,419 | 13.74% | |
| 263. | Leicestershire Mid | East Midlands | 8,812 | 13.76% | |
| 264. | Wolverhampton South East | West Midlands | 9,188 | 13.76% | |
| 265. | Cardiff East | Wales | 10,853 | 13.87% | |
| 266. | Eltham and Chislehurst | London | 12,641 | 13.87% | |
| 267. | Southend West and Leigh | East of England | 8,466 | 13.88% | |
| 268. | Hull North and Cottingham | Yorkshire and the Humber | 10,679 | 13.97% | |
| 269. | Coventry North West | West Midlands | 11,746 | 13.97% | |
| 270. | Norfolk South | East of England | 9,770 | 14.01% | |
| 271. | Rugby | West Midlands | 11,308 | 14.04% | |
| 272. | Argyll, Bute and Lochaber South | Scotland | 12,537 | 14.05% | |
| 273. | Bedfordshire Mid | East of England | 8,318 | 14.10% | |
| 274. | Cramlington and Killingworth | North East | 12,820 | 14.12% | |
| 275. | Feltham and Heston | London | 11,009 | 14.16% | |
| 276. | Swindon North | South West | 10,373 | 14.20% | |
| 277. | Bristol South | South West | 12,326 | 14.20% | |
| 278. | Blackburn | North West | 5,674 | 14.25% | |
| 279. | Vale of Glamorgan | Wales | 10,767 | 14.30% | |
| 280. | Leeds East | Yorkshire and the Humber | 11,265 | 14.30% | |
| 281. | Leicester West | East Midlands | 10,132 | 14.31% | |
| 282. | Hertford and Stortford | East of England | 12,483 | 14.32% | |
| 283. | Penrith and Solway | North West | 12,362 | 14.42% | |
| 284. | Congleton | North West | 10,630 | 14.45% | |
| 285. | Waveney Valley | East of England | 12,688 | 14.46% | |
| 286. | Durham, City of | North East | 11,757 | 14.47% | |
| 287. | Lancaster and Wyre | North West | 12,449 | 14.47% | |
| 288. | Aberafan Maesteg | Wales | 10,354 | 14.48% | |
| 289. | Croydon East | London | 12,679 | 14.48% | |
| 290. | Colne Valley | Yorkshire and the Humber | 11,672 | 14.52% | |
| 291. | Calder Valley | Yorkshire and the Humber | 14,402 | 14.52% | |
| 292. | Truro and Falmouth | South West | 14,620 | 14.54% | |
| 293. | Pembrokeshire Mid and South | Wales | 8,677 | 14.58% | |
| 294. | Bournemouth East | South West | 12,048 | 14.63% | |
| 295. | Milton Keynes Central | South East | 13,964 | 14.63% | |
| 296. | Barrow and Furness | North West | 11,502 | 14.63% | |
| 297. | Beaconsfield | South East | 12,439 | 14.63% | |
| 298. | Rutland and Stamford | East Midlands | 14,240 | 14.66% | |
| 299. | Exmouth and Exeter East | South West | 7,643 | 14.66% | |
| 300. | Bury South | North West | 12,382 | 14.67% | |
View Reform UK held marginal seats vulnerable at the next general election.