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.
| Rank | Constituency | Region | Majority over REF | Percent Majority | |
|---|---|---|---|---|---|
| 1. | Sittingbourne and Sheppey | South East | 1,407 | 3.43% | |
| 2. | Basildon and Billericay | East of England | 1,551 | 3.68% | |
| 3. | Llanelli | Wales | 1,504 | 3.69% | |
| 4. | Hornchurch and Upminster | London | 1,943 | 4.14% | |
| 5. | Norfolk South West | East of England | 1,889 | 4.26% | |
| 6. | Havant | South East | 3,027 | 7.18% | |
| 7. | Dudley | West Midlands | 2,773 | 7.75% | |
| 8. | Castle Point | East of England | 3,251 | 8.00% | |
| 9. | Amber Valley | East Midlands | 3,554 | 8.36% | |
| 10. | Bridgwater | South West | 3,368 | 8.39% | |
| 11. | Montgomeryshire and Glyndwr | Wales | 3,815 | 8.82% | |
| 12. | Chatham and Aylesford | South East | 3,700 | 9.06% | |
| 13. | Cannock Chase | West Midlands | 4,101 | 9.55% | |
| 14. | Isle of Wight East | South East | 3,323 | 9.75% | |
| 15. | Warwickshire North and Bedworth | West Midlands | 4,026 | 9.83% | |
| 16. | Lowestoft | East of England | 4,136 | 9.89% | |
| 17. | Tamworth | West Midlands | 4,334 | 9.90% | |
| 18. | Folkestone and Hythe | South East | 4,335 | 10.02% | |
| 19. | Maidstone and Malling | South East | 4,830 | 10.41% | |
| 20. | Bridlington and the Wolds | Yorkshire and the Humber | 4,496 | 10.47% | |
| 21. | Faversham and Mid Kent | South East | 4,932 | 10.59% | |
| 22. | Wyre Forest | West Midlands | 4,807 | 10.64% | |
| 23. | Ashford | South East | 5,121 | 10.90% | |
| 24. | Bognor Regis and Littlehampton | South East | 5,416 | 11.32% | |
| 25. | Rayleigh and Wickford | East of England | 5,621 | 11.72% | |
| 26. | Tipton and Wednesbury | West Midlands | 3,736 | 11.73% | |
| 27. | Louth and Horncastle | East Midlands | 5,506 | 11.85% | |
| 28. | Staffordshire Moorlands | West Midlands | 5,245 | 12.11% | |
| 29. | Burnley | North West | 4,843 | 12.19% | |
| 30. | Birmingham Hodge Hill and Solihull North | West Midlands | 4,199 | 12.30% | |
| 31. | Brentwood and Ongar | East of England | 5,980 | 12.37% | |
| 32. | Braintree | East of England | 6,068 | 12.38% | |
| 33. | Spelthorne | South East | 5,754 | 12.46% | |
| 34. | Brigg and Immingham | Yorkshire and the Humber | 5,311 | 12.49% | |
| 35. | Rochester and Strood | South East | 5,437 | 12.76% | |
| 36. | Hyndburn | North West | 4,645 | 12.77% | |
| 37. | Wrekin, The | West Midlands | 6,400 | 12.79% | |
| 38. | Cornwall South East | South West | 6,359 | 12.90% | |
| 39. | Romford | London | 5,715 | 12.97% | |
| 40. | Stoke-on-Trent South | West Midlands | 5,370 | 13.12% | |
| 41. | Great Grimsby and Cleethorpes | Yorkshire and the Humber | 4,803 | 13.12% | |
| 42. | Hull East | Yorkshire and the Humber | 3,920 | 13.15% | |
| 43. | Dartford | South East | 5,869 | 13.19% | |
| 44. | Bradford South | Yorkshire and the Humber | 4,392 | 13.29% | |
| 45. | Makerfield | North West | 5,399 | 13.41% | |
| 46. | Suffolk West | East of England | 6,191 | 13.41% | |
| 47. | Bexleyheath and Crayford | London | 5,856 | 13.47% | |
| 48. | Barnsley South | Yorkshire and the Humber | 4,748 | 13.53% | |
| 49. | Torridge and Tavistock | South West | 6,897 | 13.57% | |
| 50. | Herne Bay and Sandwich | South East | 6,641 | 13.60% | |
| 51. | Cambridgeshire North West | East of England | 6,044 | 13.61% | |
| 52. | Daventry | East Midlands | 7,236 | 13.63% | |
| 53. | Suffolk Central and Ipswich North | East of England | 6,338 | 13.65% | |
| 54. | Bromsgrove | West Midlands | 6,949 | 13.79% | |
| 55. | Maldon | East of England | 6,906 | 13.86% | |
| 56. | Newton Abbot | South West | 6,707 | 13.98% | |
| 57. | Harwich and Essex North | East of England | 6,716 | 13.98% | |
| 58. | Suffolk South | East of England | 6,830 | 14.00% | |
| 59. | Walsall and Bloxwich | West Midlands | 5,221 | 14.04% | |
| 60. | Durham North | North East | 5,873 | 14.13% | |
| 61. | Sleaford and North Hykeham | East Midlands | 6,864 | 14.13% | |
| 62. | Hereford and Herefordshire South | West Midlands | 6,476 | 14.21% | |
| 63. | Gainsborough | East Midlands | 6,720 | 14.39% | |
| 64. | Portsmouth North | South East | 5,994 | 14.41% | |
| 65. | St Austell and Newquay | South West | 6,746 | 14.44% | |
| 66. | Burton and Uttoxeter | West Midlands | 6,611 | 14.49% | |
| 67. | Blackburn | North West | 5,674 | 14.59% | |
| 68. | Aldridge-Brownhills | West Midlands | 5,998 | 14.66% | |
| 69. | Leicestershire North West | East Midlands | 7,193 | 14.81% | |
| 70. | Redditch | West Midlands | 6,294 | 14.85% | |
| 71. | Rotherham | Yorkshire and the Humber | 5,490 | 14.87% | |
| 72. | Exmouth and Exeter East | South West | 7,643 | 14.89% | |
| 73. | South Holland and the Deepings | East Midlands | 6,856 | 14.93% | |
| 74. | Nuneaton | West Midlands | 6,157 | 14.94% | |
| 75. | Dunstable and Leighton Buzzard | East of England | 6,905 | 15.00% | |
| 76. | Spen Valley | Yorkshire and the Humber | 6,188 | 15.07% | |
| 77. | Broadland and Fakenham | East of England | 7,463 | 15.07% | |
| 78. | Poole | South West | 6,739 | 15.15% | |
| 79. | Sunderland Central | North East | 6,073 | 15.20% | |
| 80. | Lichfield | West Midlands | 7,498 | 15.27% | |
| 81. | Dorset South | South West | 7,491 | 15.28% | |
| 82. | Brecon, Radnor and Cwm Tawe | Wales | 7,169 | 15.40% | |
| 83. | Sherwood Forest | East Midlands | 7,521 | 15.46% | |
| 84. | Bolton North East | North West | 6,738 | 15.54% | |
| 85. | Leicestershire South | East Midlands | 8,029 | 15.63% | |
| 86. | Halifax | Yorkshire and the Humber | 6,324 | 15.73% | |
| 87. | Rochdale | North West | 6,254 | 15.76% | |
| 88. | Old Bexley and Sidcup | London | 7,526 | 15.80% | |
| 89. | Harlow | East of England | 6,852 | 15.80% | |
| 90. | Suffolk Coastal | East of England | 7,822 | 15.82% | |
| 91. | Oldham East and Saddleworth | North West | 6,357 | 15.87% | |
| 92. | Dover and Deal | South East | 7,585 | 15.88% | |
| 93. | Fylde | North West | 7,622 | 15.89% | |
| 94. | Stoke-on-Trent North | West Midlands | 5,755 | 15.92% | |
| 95. | Sussex Weald | South East | 7,838 | 15.94% | |
| 96. | Grantham and Bourne | East Midlands | 7,377 | 15.99% | |
| 97. | Norfolk Mid | East of England | 7,343 | 16.00% | |
| 98. | Bury St Edmunds and Stowmarket | East of England | 8,150 | 16.01% | |
| 99. | Derby South | East Midlands | 6,002 | 16.05% | |
| 100. | Mansfield | East Midlands | 6,663 | 16.22% | |
| 101. | Beverley and Holderness | Yorkshire and the Humber | 7,303 | 16.27% | |
| 102. | Blackpool North and Fleetwood | North West | 6,831 | 16.34% | |
| 103. | Broxbourne | East of England | 7,028 | 16.36% | |
| 104. | Shropshire South | West Midlands | 8,457 | 16.37% | |
| 105. | Devon South West | South West | 8,555 | 16.38% | |
| 106. | Heywood and Middleton North | North West | 6,082 | 16.38% | |
| 107. | Gillingham and Rainham | South East | 6,770 | 16.46% | |
| 108. | Neath and Swansea East | Wales | 6,627 | 16.51% | |
| 109. | Bromley and Biggin Hill | London | 7,726 | 16.51% | |
| 110. | Oldham West, Chadderton and Royton | North West | 6,384 | 16.55% | |
| 111. | Norfolk North West | East of England | 7,400 | 16.60% | |
| 112. | Aylesbury | South East | 8,335 | 16.69% | |
| 113. | Bracknell | South East | 7,338 | 16.74% | |
| 114. | Bedfordshire Mid | East of England | 8,318 | 16.76% | |
| 115. | Wiltshire South West | South West | 7,777 | 16.85% | |
| 116. | Christchurch | South West | 7,980 | 16.86% | |
| 117. | Fareham and Waterlooville | South East | 8,477 | 16.91% | |
| 118. | Devon Central | South West | 9,047 | 16.93% | |
| 119. | Halesowen | West Midlands | 6,539 | 16.95% | |
| 120. | Doncaster East and the Isle of Axholme | Yorkshire and the Humber | 6,635 | 16.96% | |
| 121. | Forest of Dean | South West | 8,179 | 17.01% | |
| 122. | Pendle and Clitheroe | North West | 7,958 | 17.02% | |
| 123. | Hinckley and Bosworth | East Midlands | 8,215 | 17.19% | |
| 124. | Birmingham Yardley | West Midlands | 6,214 | 17.19% | |
| 125. | Thurrock | East of England | 6,474 | 17.24% | |
| 126. | Bexhill and Battle | South East | 8,257 | 17.29% | |
| 127. | Witham | East of England | 8,957 | 17.70% | |
| 128. | Caerphilly | Wales | 6,784 | 17.74% | |
| 129. | Gravesham | South East | 7,713 | 17.84% | |
| 130. | Houghton and Sunderland South | North East | 7,169 | 17.91% | |
| 131. | Newcastle-under-Lyme | West Midlands | 7,127 | 17.99% | |
| 132. | Sevenoaks | South East | 8,987 | 18.01% | |
| 133. | Southend West and Leigh | East of England | 8,466 | 18.03% | |
| 134. | South Shields | North East | 6,653 | 18.07% | |
| 135. | Stoke-on-Trent Central | West Midlands | 6,409 | 18.16% | |
| 136. | Ossett and Denby Dale | Yorkshire and the Humber | 8,008 | 18.25% | |
| 137. | Meriden and Solihull East | West Midlands | 8,039 | 18.26% | |
| 138. | Bolton South and Walkden | North West | 6,743 | 18.26% | |
| 139. | Kingswinford and Staffordshire South | West Midlands | 8,271 | 18.31% | |
| 140. | Scarborough and Whitby | Yorkshire and the Humber | 8,101 | 18.32% | |
| 141. | Normanton and Hemsworth | Yorkshire and the Humber | 6,662 | 18.33% | |
| 142. | Leicestershire Mid | East Midlands | 8,812 | 18.34% | |
| 143. | Cambridgeshire North East | East of England | 7,189 | 18.35% | |
| 144. | Pontefract, Castleford and Knottingley | Yorkshire and the Humber | 6,630 | 18.44% | |
| 145. | Dagenham and Rainham | London | 7,173 | 18.46% | |
| 146. | Surrey East | South East | 9,122 | 18.54% | |
| 147. | Ribble Valley | North West | 9,653 | 18.56% | |
| 148. | Pembrokeshire Mid and South | Wales | 8,677 | 18.61% | |
| 149. | Plymouth Moor View | South West | 7,995 | 18.66% | |
| 150. | Melton and Syston | East Midlands | 8,581 | 18.66% | |
| 151. | Washington and Gateshead South | North East | 6,913 | 18.67% | |
| 152. | Birmingham Northfield | West Midlands | 7,034 | 18.68% | |
| 153. | Orpington | London | 8,608 | 18.68% | |
| 154. | Clwyd North | Wales | 7,794 | 18.72% | |
| 155. | Bishop Auckland | North East | 7,570 | 18.73% | |
| 156. | Stourbridge | West Midlands | 7,469 | 18.73% | |
| 157. | Erewash | East Midlands | 8,062 | 18.75% | |
| 158. | Scunthorpe | Yorkshire and the Humber | 7,321 | 18.75% | |
| 159. | Caerfyrddin | Wales | 8,576 | 18.81% | |
| 160. | Wellingborough and Rushden | East Midlands | 8,278 | 18.82% | |
| 161. | Hertfordshire North East | East of England | 9,896 | 18.84% | |
| 162. | Derbyshire Mid | East Midlands | 8,990 | 18.91% | |
| 163. | Kettering | East Midlands | 9,541 | 18.99% | |
| 164. | Wiltshire East | South West | 8,964 | 18.99% | |
| 165. | Bangor Aberconwy | Wales | 7,917 | 19.00% | |
| 166. | Bolsover | East Midlands | 8,066 | 19.01% | |
| 167. | Northamptonshire South | East Midlands | 10,229 | 19.05% | |
| 168. | Easington | North East | 6,542 | 19.06% | |
| 169. | New Forest West | South East | 8,835 | 19.07% | |
| 170. | Derbyshire South | East Midlands | 8,755 | 19.14% | |
| 171. | Ashton-under-Lyne | North West | 6,791 | 19.15% | |
| 172. | Rossendale and Darwen | North West | 8,552 | 19.17% | |
| 173. | Peterborough | East of England | 8,039 | 19.20% | |
| 174. | Carlisle | North West | 8,834 | 19.21% | |
| 175. | Skipton and Ripon | Yorkshire and the Humber | 10,317 | 19.30% | |
| 176. | Bassetlaw | East Midlands | 8,725 | 19.44% | |
| 177. | Blackpool South | North West | 6,848 | 19.47% | |
| 178. | Solihull West and Shirley | West Midlands | 9,135 | 19.49% | |
| 179. | Derbyshire Dales | East Midlands | 10,031 | 19.56% | |
| 180. | Bournemouth West | South West | 7,718 | 19.58% | |
| 181. | Huntingdon | East of England | 10,218 | 19.63% | |
| 182. | Norfolk South | East of England | 9,770 | 19.71% | |
| 183. | Weald of Kent | South East | 9,994 | 19.71% | |
| 184. | Wolverhampton North East | West Midlands | 6,561 | 19.71% | |
| 185. | Crawley | South East | 9,006 | 19.73% | |
| 186. | Hampshire North West | South East | 10,036 | 19.75% | |
| 187. | Northampton South | East Midlands | 8,680 | 19.77% | |
| 188. | Thanet East | South East | 8,463 | 19.81% | |
| 189. | Bolton West | North West | 8,846 | 19.83% | |
| 190. | Telford | West Midlands | 8,102 | 19.89% | |
| 191. | Goole and Pocklington | Yorkshire and the Humber | 9,927 | 19.96% | |
| 192. | Hertfordshire South West | East of England | 9,668 | 20.04% | |
| 193. | Rother Valley | Yorkshire and the Humber | 8,344 | 20.05% | |
| 194. | Gloucester | South West | 9,165 | 20.06% | |
| 195. | Dumfries and Galloway | Scotland | 9,214 | 20.13% | |
| 196. | Weston-Super-Mare | South West | 8,575 | 20.23% | |
| 197. | Alyn and Deeside | Wales | 8,794 | 20.27% | |
| 198. | Rawmarsh and Conisbrough | Yorkshire and the Humber | 6,908 | 20.38% | |
| 199. | Ely and Cambridgeshire East | East of England | 10,684 | 20.40% | |
| 200. | Torfaen | Wales | 7,322 | 20.51% | |
| 201. | Southend East and Rochford | East of England | 8,181 | 20.63% | |
| 202. | Aberdeenshire North and Moray East | Scotland | 7,893 | 20.67% | |
| 203. | Preston | North West | 8,268 | 20.67% | |
| 204. | Hemel Hempstead | East of England | 9,155 | 20.76% | |
| 205. | Dorset North | South West | 10,314 | 20.76% | |
| 206. | Birmingham Erdington | West Midlands | 7,019 | 20.77% | |
| 207. | Bridgend | Wales | 8,595 | 20.77% | |
| 208. | Northumberland North | North East | 10,167 | 20.82% | |
| 209. | Derbyshire North East | East Midlands | 9,692 | 21.13% | |
| 210. | Newport West and Islwyn | Wales | 8,868 | 21.14% | |
| 211. | Merthyr Tydfil and Aberdare | Wales | 7,447 | 21.15% | |
| 212. | Eastleigh | South East | 9,819 | 21.15% | |
| 213. | Barnsley North | Yorkshire and the Humber | 7,811 | 21.17% | |
| 214. | Droitwich and Evesham | West Midlands | 10,519 | 21.20% | |
| 215. | Congleton | North West | 10,630 | 21.21% | |
| 216. | Hamble Valley | South East | 11,455 | 21.21% | |
| 217. | Stockton North | North East | 7,939 | 21.23% | |
| 218. | Thirsk and Malton | Yorkshire and the Humber | 10,581 | 21.25% | |
| 219. | Buckingham and Bletchley | South East | 10,134 | 21.27% | |
| 220. | Sutton Coldfield | West Midlands | 10,289 | 21.29% | |
| 221. | Pontypridd | Wales | 8,402 | 21.34% | |
| 222. | Essex North West | East of England | 11,692 | 21.50% | |
| 223. | Reading West and Mid Berkshire | South East | 10,013 | 21.51% | |
| 224. | Stafford | West Midlands | 9,919 | 21.56% | |
| 225. | Leigh and Atherton | North West | 8,881 | 21.57% | |
| 226. | New Forest East | South East | 9,766 | 21.59% | |
| 227. | Isle of Wight West | South East | 7,406 | 21.60% | |
| 228. | Hartlepool | North East | 7,698 | 21.68% | |
| 229. | Frome and Somerset East | South West | 10,139 | 21.70% | |
| 230. | Worcestershire West | West Midlands | 11,881 | 21.73% | |
| 231. | Cotswolds North | South West | 10,924 | 21.75% | |
| 232. | Uxbridge and Ruislip South | London | 9,989 | 21.76% | |
| 233. | Rhondda and Ogmore | Wales | 7,790 | 21.76% | |
| 234. | Camborne and Redruth | South West | 10,408 | 21.78% | |
| 235. | Reigate | South East | 11,582 | 21.79% | |
| 236. | Southport | North West | 9,857 | 21.88% | |
| 237. | Penistone and Stocksbridge | Yorkshire and the Humber | 9,713 | 22.09% | |
| 238. | Wrexham | Wales | 8,921 | 22.10% | |
| 239. | Redcar | North East | 8,447 | 22.11% | |
| 240. | Huddersfield | Yorkshire and the Humber | 8,905 | 22.17% | |
| 241. | Newton Aycliffe and Spennymoor | North East | 8,839 | 22.18% | |
| 242. | Tiverton and Minehead | South West | 10,539 | 22.19% | |
| 243. | Gosport | South East | 9,847 | 22.24% | |
| 244. | Torbay | South West | 10,277 | 22.29% | |
| 245. | Bedfordshire North | East of England | 11,548 | 22.40% | |
| 246. | Hazel Grove | North West | 10,373 | 22.55% | |
| 247. | Ynys Mon | Wales | 7,367 | 22.58% | |
| 248. | Blyth and Ashington | North East | 9,173 | 22.70% | |
| 249. | Clwyd East | Wales | 10,858 | 22.71% | |
| 250. | Stalybridge and Hyde | North West | 8,539 | 22.93% | |
| 251. | Warrington North | North West | 9,190 | 22.95% | |
| 252. | Wakefield and Rothwell | Yorkshire and the Humber | 9,346 | 22.99% | |
| 253. | Luton South and Bedfordshire South | East of England | 8,834 | 23.02% | |
| 254. | Darlington | North East | 9,769 | 23.05% | |
| 255. | Rugby | West Midlands | 11,308 | 23.08% | |
| 256. | Hertford and Stortford | East of England | 12,483 | 23.11% | |
| 257. | South Ribble | North West | 10,845 | 23.21% | |
| 258. | Broxtowe | East Midlands | 11,159 | 23.33% | |
| 259. | Wigan | North West | 9,549 | 23.35% | |
| 260. | Newport East | Wales | 9,009 | 23.38% | |
| 261. | Kenilworth and Southam | West Midlands | 12,475 | 23.40% | |
| 262. | Southampton Itchen | South East | 8,929 | 23.46% | |
| 263. | Stevenage | East of England | 10,031 | 23.48% | |
| 264. | Swindon North | South West | 10,373 | 23.49% | |
| 265. | Vale of Glamorgan | Wales | 10,767 | 23.50% | |
| 266. | Hull West and Haltemprice | Yorkshire and the Humber | 8,979 | 23.52% | |
| 267. | Leeds South West and Morley | Yorkshire and the Humber | 9,494 | 23.61% | |
| 268. | Bradford West | Yorkshire and the Humber | 8,766 | 23.64% | |
| 269. | Salisbury | South West | 11,875 | 23.67% | |
| 270. | Newark | East Midlands | 12,688 | 23.73% | |
| 271. | Loughborough | East Midlands | 10,045 | 23.77% | |
| 272. | Aldershot | South East | 11,554 | 23.80% | |
| 273. | Crewe and Nantwich | North West | 11,235 | 23.80% | |
| 274. | Swansea West | Wales | 8,515 | 23.88% | |
| 275. | Gateshead Central and Whickham | North East | 9,644 | 23.98% | |
| 276. | Gordon and Buchan | Scotland | 10,521 | 23.99% | |
| 277. | Hampshire East | South East | 12,033 | 24.02% | |
| 278. | Farnham and Bordon | South East | 12,734 | 24.02% | |
| 279. | Cardiff West | Wales | 10,816 | 24.17% | |
| 280. | Watford | East of England | 10,778 | 24.24% | |
| 281. | Harborough, Oadby and Wigston | East Midlands | 12,282 | 24.38% | |
| 282. | Jarrow and Gateshead East | North East | 8,964 | 24.41% | |
| 283. | Buckinghamshire Mid | South East | 13,224 | 24.51% | |
| 284. | Morecambe and Lunesdale | North West | 11,793 | 24.54% | |
| 285. | Bradford East | Yorkshire and the Humber | 9,146 | 24.58% | |
| 286. | Moray West, Nairn and Strathspey | Scotland | 11,471 | 24.64% | |
| 287. | Corby and Northamptonshire East | East Midlands | 12,260 | 24.72% | |
| 288. | Sutton and Cheam | London | 11,789 | 24.76% | |
| 289. | Thornbury and Yate | South West | 13,286 | 24.90% | |
| 290. | Runnymede and Weybridge | South East | 12,023 | 24.92% | |
| 291. | Dewsbury and Batley | Yorkshire and the Humber | 9,489 | 24.93% | |
| 292. | Penrith and Solway | North West | 12,362 | 25.08% | |
| 293. | Somerset North | South West | 13,536 | 25.18% | |
| 294. | Birmingham Hall Green and Moseley | West Midlands | 10,493 | 25.22% | |
| 295. | Wycombe | South East | 11,266 | 25.24% | |
| 296. | Colne Valley | Yorkshire and the Humber | 11,672 | 25.25% | |
| 297. | Cheshire Mid | North West | 10,490 | 25.27% | |
| 298. | Dumfriesshire, Clydesdale and Tweeddale | Scotland | 11,177 | 25.28% | |
| 299. | Banbury | South East | 12,184 | 25.29% | |
| 300. | Gower | Wales | 11,950 | 25.30% | |
View Reform UK held marginal seats vulnerable at the next general election.