Below are lists of Labour marginal seats showing which constituencies won in the latest elections can be most easily lost.
Below is the Labour defence list consisting of Labour held marginal seats for the 2025 general election. These marginal constituencies are ordered from the smallest to the largest swing to be defeated by the largest opposition party.
View Labour target seats for the next general election.
(order by percentage majority)
Rank | Constituency | Region | Majority | Swing to Defeat | |
---|---|---|---|---|---|
1. | Bedford | East of England | 145 | 0.15% | |
2. | Coventry North West | West Midlands | 208 | 0.22% | |
3. | Alyn and Deeside | Wales | 213 | 0.25% | |
4. | Dagenham and Rainham | London | 293 | 0.33% | |
5. | Coventry South | West Midlands | 401 | 0.45% | |
6. | Weaver Vale | North West | 562 | 0.55% | |
7. | Sheffield Hallam | Yorkshire and the Humber | 712 | 0.63% | |
8. | Warwick and Leamington | West Midlands | 789 | 0.73% | |
9. | Wansbeck | North East | 814 | 1.00% | |
10. | Newport West | Wales | 902 | 1.04% | |
11. | Stockton North | North East | 1,027 | 1.25% | |
12. | Normanton, Pontefract and Castleford | Yorkshire and the Humber | 1,276 | 1.32% | |
13. | Hemsworth | Yorkshire and the Humber | 1,180 | 1.34% | |
14. | Canterbury | South East | 1,836 | 1.53% | |
15. | Chesterfield | East Midlands | 1,451 | 1.61% | |
16. | Warrington North | North West | 1,509 | 1.62% | |
17. | Oldham East and Saddleworth | North West | 1,499 | 1.62% | |
18. | Wolverhampton South East | West Midlands | 1,235 | 1.85% | |
19. | Hull East | Yorkshire and the Humber | 1,239 | 1.91% | |
20. | Gower | Wales | 1,837 | 2.06% | |
21. | Wentworth and Dearne | Yorkshire and the Humber | 2,165 | 2.60% | |
22. | Lancaster and Fleetwood | North West | 2,380 | 2.63% | |
23. | Doncaster Central | Yorkshire and the Humber | 2,278 | 2.74% | |
24. | Newport East | Wales | 1,992 | 2.75% | |
25. | Halifax | Yorkshire and the Humber | 2,569 | 2.76% | |
26. | Doncaster North | Yorkshire and the Humber | 2,370 | 2.91% | |
27. | Bradford South | Yorkshire and the Humber | 2,346 | 2.95% | |
28. | Batley and Spen | Yorkshire and the Humber | 3,525 | 3.33% | |
29. | Sunderland Central | North East | 2,964 | 3.41% | |
30. | Stalybridge and Hyde | North West | 2,946 | 3.48% | |
31. | Wirral West | North West | 3,003 | 3.50% | |
32. | Worsley and Eccles South | North West | 3,219 | 3.60% | |
33. | Eltham | London | 3,197 | 3.66% | |
34. | Houghton and Sunderland South | North East | 3,115 | 3.91% | |
35. | Walsall South | West Midlands | 3,456 | 4.07% | |
36. | Barnsley East | Yorkshire and the Humber | 3,217 | 4.23% | |
37. | Tynemouth | North East | 4,857 | 4.33% | |
38. | Rotherham | Yorkshire and the Humber | 3,121 | 4.38% | |
39. | Hartlepool | North East | 3,595 | 4.38% | |
40. | Plymouth Sutton and Devonport | South West | 4,757 | 4.47% | |
41. | Erith and Thamesmead | London | 3,758 | 4.54% | |
42. | Hull West and Hessle | Yorkshire and the Humber | 2,856 | 4.55% | |
43. | Enfield Southgate | London | 4,450 | 4.71% | |
44. | Battersea | London | 5,668 | 4.73% | |
45. | Putney | London | 4,774 | 4.73% | |
46. | Barnsley Central | Yorkshire and the Humber | 3,571 | 4.84% | |
47. | Washington and Sunderland West | North East | 3,723 | 4.96% | |
48. | Torfaen | Wales | 3,742 | 5.03% | |
49. | Bristol North West | South West | 5,692 | 5.09% | |
50. | Sheffield South East | Yorkshire and the Humber | 4,289 | 5.11% | |
51. | Birmingham Erdington | West Midlands | 3,601 | 5.11% | |
52. | Durham, City of | North East | 5,025 | 5.14% | |
53. | Ilford North | London | 5,218 | 5.21% | |
54. | Reading East | South East | 5,924 | 5.30% | |
55. | Makerfield | North West | 4,740 | 5.35% | |
56. | Croydon Central | London | 5,949 | 5.50% | |
57. | Ashton-under-Lyne | North West | 4,263 | 5.53% | |
58. | Durham North | North East | 4,742 | 5.62% | |
59. | Chester, City of | North West | 6,164 | 5.65% | |
60. | Portsmouth South | South East | 5,363 | 5.65% | |
61. | Huddersfield | Yorkshire and the Humber | 4,937 | 5.89% | |
62. | Blaydon | North East | 5,531 | 6.05% | |
63. | Leicester West | East Midlands | 4,212 | 6.06% | |
64. | Leicester East | East Midlands | 6,019 | 6.09% | |
65. | Llanelli | Wales | 4,670 | 6.11% | |
66. | Newcastle upon Tyne North | North East | 5,765 | 6.13% | |
67. | Nottingham North | East Midlands | 4,490 | 6.36% | |
68. | Cardiff North | Wales | 6,982 | 6.63% | |
69. | Birmingham Edgbaston | West Midlands | 5,614 | 6.63% | |
70. | Southampton Test | South East | 6,213 | 6.90% | |
71. | Wirral South | North West | 6,105 | 7.01% | |
72. | Leeds East | Yorkshire and the Humber | 5,531 | 7.08% | |
73. | Derby South | East Midlands | 6,019 | 7.09% | |
74. | Enfield North | London | 6,492 | 7.21% | |
75. | Wigan | North West | 6,728 | 7.47% | |
76. | Pontypridd | Wales | 5,887 | 7.54% | |
77. | Neath | Wales | 5,637 | 7.67% | |
78. | Brent North | London | 8,079 | 7.79% | |
79. | Lancashire West | North West | 8,336 | 7.91% | |
80. | Islwyn | Wales | 5,464 | 7.95% | |
81. | Denton and Reddish | North West | 6,175 | 8.00% | |
82. | Feltham and Heston | London | 7,859 | 8.22% | |
83. | Brighton Kemptown | South East | 8,061 | 8.30% | |
84. | Caerphilly | Wales | 6,833 | 8.52% | |
85. | Coventry North East | West Midlands | 7,692 | 8.65% | |
86. | Jarrow | North East | 7,120 | 8.74% | |
87. | Bristol South | South West | 9,859 | 8.93% | |
88. | Cambridge | East of England | 9,639 | 8.97% | |
89. | Ellesmere Port and Neston | North West | 8,764 | 8.99% | |
90. | Brentford and Isleworth | London | 10,514 | 9.01% | |
91. | Harrow West | London | 8,692 | 9.07% | |
92. | Exeter | South West | 10,403 | 9.26% | |
93. | Bolton South East | North West | 7,598 | 9.36% | |
94. | Gateshead | North East | 7,200 | 9.44% | |
95. | Tyneside North | North East | 9,561 | 9.48% | |
96. | Easington | North East | 6,581 | 9.51% | |
97. | Sheffield Heeley | Yorkshire and the Humber | 8,520 | 9.98% | |
98. | Rochdale | North West | 9,668 | 10.19% | |
99. | Bristol East | South West | 10,794 | 10.35% | |
100. | Luton South | East of England | 8,756 | 10.41% | |
101. | Hayes and Harlington | London | 9,261 | 10.53% | |
102. | Luton North | East of England | 9,247 | 10.86% | |
103. | Leeds North West | Yorkshire and the Humber | 10,749 | 10.91% | |
104. | Ogmore | Wales | 7,805 | 11.03% | |
105. | Hull North | Yorkshire and the Humber | 7,593 | 11.10% | |
106. | Edinburgh South | Scotland | 11,095 | 11.15% | |
107. | Swansea West | Wales | 8,116 | 11.33% | |
108. | Wythenshawe and Sale East | North West | 10,396 | 11.61% | |
109. | Swansea East | Wales | 7,970 | 11.87% | |
110. | Cardiff West | Wales | 10,986 | 11.90% | |
111. | Stockport | North West | 10,039 | 12.03% | |
112. | Ealing Central and Acton | London | 13,300 | 12.13% | |
113. | Tooting | London | 14,307 | 12.23% | |
114. | Middlesbrough | North East | 8,395 | 12.31% | |
115. | Norwich South | East of England | 12,760 | 12.35% | |
116. | Ealing North | London | 12,269 | 12.36% | |
117. | Hampstead and Kilburn | London | 14,188 | 12.36% | |
118. | Birmingham Yardley | West Midlands | 10,659 | 12.49% | |
119. | Oldham West and Royton | North West | 11,127 | 12.52% | |
120. | Westminster North | London | 10,759 | 12.54% | |
121. | Birmingham Selly Oak | West Midlands | 12,414 | 12.55% | |
122. | Cardiff South and Penarth | Wales | 12,737 | 12.59% | |
123. | South Shields | North East | 9,585 | 12.65% | |
124. | St Helens North | North West | 12,209 | 12.84% | |
125. | Nottingham South | East Midlands | 12,568 | 13.06% | |
126. | Leeds West | Yorkshire and the Humber | 10,564 | 13.11% | |
127. | Slough | South East | 13,640 | 13.36% | |
128. | York Central | Yorkshire and the Humber | 13,545 | 13.68% | |
129. | Bermondsey and Old Southwark | London | 16,126 | 13.76% | |
130. | Blaenau Gwent | Wales | 8,647 | 14.31% | |
131. | Cynon Valley | Wales | 8,822 | 14.59% | |
132. | Sefton Central | North West | 15,122 | 14.86% | |
133. | Hove | South East | 17,044 | 15.11% | |
134. | Warley | West Midlands | 11,511 | 15.46% | |
135. | Sheffield Brightside and Hillsborough | Yorkshire and the Humber | 12,274 | 15.50% | |
136. | Streatham | London | 17,690 | 15.65% | |
137. | Hornsey and Wood Green | London | 19,242 | 15.75% | |
138. | Salford and Eccles | North West | 16,327 | 16.12% | |
139. | Newcastle upon Tyne Central | North East | 12,278 | 16.38% | |
140. | Stretford and Urmston | North West | 16,417 | 16.40% | |
141. | Merthyr Tydfil and Rhymney | Wales | 10,606 | 16.45% | |
142. | Aberavon | Wales | 10,490 | 16.60% | |
143. | Leeds North East | Yorkshire and the Humber | 17,089 | 16.92% | |
144. | Hammersmith | London | 17,847 | 17.17% | |
145. | Barking | London | 15,427 | 17.33% | |
146. | Greenwich and Woolwich | London | 18,464 | 17.38% | |
147. | Vauxhall | London | 19,612 | 17.41% | |
148. | Newcastle upon Tyne East | North East | 15,463 | 17.83% | |
149. | Preston | North West | 12,146 | 17.97% | |
150. | Mitcham and Morden | London | 16,482 | 18.02% | |
151. | Oxford East | South East | 17,832 | 18.06% | |
152. | Islington South and Finsbury | London | 17,328 | 18.12% | |
153. | Birmingham Perry Barr | West Midlands | 15,317 | 18.17% | |
154. | Blackley and Broughton | North West | 14,402 | 18.65% | |
155. | Bristol West | South West | 28,219 | 18.68% | |
156. | Lewisham East | London | 17,008 | 18.98% | |
157. | St Helens South and Whiston | North West | 19,122 | 19.00% | |
158. | Ealing Southall | London | 16,084 | 19.05% | |
159. | Rhondda | Wales | 11,440 | 19.30% | |
160. | Leeds Central | Yorkshire and the Humber | 19,270 | 19.55% | |
161. | Wallasey | North West | 18,322 | 19.70% | |
162. | Edmonton | London | 16,015 | 19.85% | |
163. | Blackburn | North West | 18,304 | 20.46% | |
164. | Bradford East | Yorkshire and the Humber | 18,144 | 20.53% | |
165. | Halton | North West | 18,975 | 20.53% | |
166. | Cardiff Central | Wales | 17,179 | 20.54% | |
167. | Lewisham West and Penge | London | 21,543 | 20.67% | |
168. | Birkenhead | North West | 17,705 | 20.91% | |
169. | Brent Central | London | 20,870 | 21.24% | |
170. | Nottingham East | East Midlands | 17,393 | 21.74% | |
171. | Croydon North | London | 24,673 | 22.18% | |
172. | Ilford South | London | 24,101 | 22.53% | |
173. | Leicester South | East Midlands | 22,675 | 22.61% | |
174. | Leyton and Wanstead | London | 20,808 | 23.36% | |
175. | Poplar and Limehouse | London | 28,904 | 23.59% | |
176. | Islington North | London | 26,188 | 24.34% | |
177. | Holborn and St Pancras | London | 27,763 | 24.45% | |
178. | Dulwich and West Norwood | London | 27,310 | 24.48% | |
179. | Manchester Withington | North West | 27,905 | 26.33% | |
180. | Sheffield Central | Yorkshire and the Humber | 27,273 | 26.78% | |
181. | West Ham | London | 32,388 | 26.90% | |
182. | Birmingham Hall Green | West Midlands | 28,508 | 26.94% | |
183. | Manchester Central | North West | 29,089 | 27.82% | |
184. | Hackney North and Stoke Newington | London | 33,188 | 29.18% | |
185. | Garston and Halewood | North West | 31,624 | 29.65% | |
186. | Lewisham Deptford | London | 32,913 | 29.72% | |
187. | Camberwell and Peckham | London | 33,780 | 29.90% | |
188. | East Ham | London | 33,176 | 30.37% | |
189. | Bradford West | Yorkshire and the Humber | 27,019 | 30.52% | |
190. | Bethnal Green and Bow | London | 37,524 | 30.98% | |
191. | Hackney South and Shoreditch | London | 33,985 | 31.21% | |
192. | Liverpool Wavertree | North West | 27,085 | 31.22% | |
193. | Birmingham Hodge Hill | West Midlands | 28,655 | 31.84% | |
194. | Walthamstow | London | 30,862 | 31.93% | |
195. | Tottenham | London | 30,175 | 32.20% | |
196. | Birmingham Ladywood | West Midlands | 28,582 | 33.93% | |
197. | Manchester Gorton | North West | 30,339 | 34.05% | |
198. | Liverpool West Derby | North West | 29,984 | 34.08% | |
199. | Liverpool Riverside | North West | 37,043 | 35.09% | |
200. | Bootle | North West | 34,556 | 35.14% | |
201. | Knowsley | North West | 39,942 | 36.35% | |
202. | Liverpool Walton | North West | 30,520 | 37.41% |
View Labour target seats for the next general election.
Below is the Labour defence list consisting of Labour held marginal seats for the 2026 Scottish Parliament election. These marginal constituencies are ordered from the smallest to the largest swing to be defeated by the largest opposition party.
View Labour target seats for the next Scottish Parliament election.
(order by percentage majority)
Rank | Constituency | Region | Majority | Swing to Defeat | |
---|---|---|---|---|---|
1. | Dumbarton | West Scotland | 1,483 | 1.93% | |
2. | Edinburgh Southern | Lothian | 4,022 | 4.44% |
View Labour target seats for the next Scottish Parliament election.
Below is the Labour defence list consisting of Labour held marginal seats for the 2026 Senedd election. These marginal constituencies are ordered from the smallest to the largest swing to be defeated by the largest opposition party.
View Labour target seats for the next Senedd election.
(order by percentage majority)
Rank | Constituency | Region | Majority | Swing to Defeat | |
---|---|---|---|---|---|
1. | Wrexham | North Wales | 1,350 | 2.99% | |
2. | Vale of Glamorgan | South Wales Central | 3,270 | 3.81% | |
3. | Clwyd South | North Wales | 2,913 | 6.02% | |
4. | Newport West | South Wales East | 3,906 | 6.60% | |
5. | Bridgend | South Wales West | 4,064 | 6.90% | |
6. | Delyn | North Wales | 3,711 | 7.02% | |
7. | Gower | South Wales West | 4,795 | 7.23% | |
8. | Newport East | South Wales East | 3,584 | 7.74% | |
9. | Cardiff North | South Wales Central | 6,593 | 8.11% | |
10. | Alyn and Deeside | North Wales | 4,378 | 8.47% | |
11. | Caerphilly | South Wales East | 5,078 | 8.78% | |
12. | Llanelli | Mid and West Wales | 5,675 | 9.39% | |
13. | Neath | South Wales West | 5,221 | 9.47% | |
14. | Pontypridd | South Wales Central | 5,328 | 9.67% | |
15. | Islwyn | South Wales East | 5,239 | 10.70% | |
16. | Torfaen | South Wales East | 5,321 | 11.11% | |
17. | Rhondda | South Wales Central | 5,497 | 11.72% | |
18. | Aberavon | South Wales West | 5,745 | 12.96% | |
19. | Cardiff Central | South Wales Central | 7,640 | 13.39% | |
20. | Swansea West | South Wales West | 6,521 | 13.59% | |
21. | Cardiff South and Penarth | South Wales Central | 10,606 | 14.57% | |
22. | Cardiff West | South Wales Central | 11,211 | 15.34% | |
23. | Blaenau Gwent | South Wales East | 6,638 | 15.94% | |
24. | Ogmore | South Wales West | 8,165 | 16.67% | |
25. | Cynon Valley | South Wales Central | 7,468 | 18.20% | |
26. | Merthyr Tydfil and Rhymney | South Wales East | 9,311 | 22.01% | |
27. | Swansea East | South Wales West | 9,700 | 22.51% |
View Labour target seats for the next Senedd election.