Closest seats at the 1931 general election

The smallest winning majorities in UK general elections since 1918, in votes and as a share of the vote.

#	Constituency	Winner	Runner-up	Majority	%
1	Derbyshire Ilkeston	Nat Lab	Lab	2	0.01
2	Glasgow Springburn	Con	Lab	34	0.10
3	Bermondsey West Bermondsey	Lab	Con	91	0.44
4	Bermondsey Rotherhithe	Con	Lab	130	0.56
5	Sheffield Attercliffe	Con	Lab	165	0.50
6	West Ham Stratford	Lab	Con	203	0.73
7	Durham Durham	Lib	Lab	270	0.78
8	Lancashire Newton	Con	Lab	381	1.20
9	Bristol East	Lab	Con	429	1.12
10	Durham Blaydon	Con	Lab	496	1.33
11	West Bromwich	Con	Lab	525	1.35
12	Stepney Limehouse	Lab	Con	551	2.45
13	Glasgow Govan	Lab	Con	605	2.05
14	Woolwich East	Lab	Con	608	1.86
15	Caernarvonshire	Lib	Lab	694	1.81
16	Leeds South	Con	Lab	725	2.05
17	Rotherham	Con	Lab	762	1.64
18	Camberwell North	Con	Lab	765	3.73
19	Barnsley	Nat Lib	Lab	770	1.83
20	Glasgow Shettleston	ILP	Con	771	2.26
21	Lanarkshire Motherwell	Con	Lab	799	2.64
22	Glasgow St Rollox	Lab	Con	811	2.68
23	Durham Bishop Auckland	Nat Lib	Lab	955	2.76
24	Dumbarton District of Burghs	Ind Lab	Con	997	3.15
25	Walthamstow West	Lab	Con	1,007	3.21
26	Inverness Shire and Ross and Cromarty Western Isles	Nat Lib	Con	1,008	9.53
27	Wigan	Lab	Con	1,018	2.21
28	Staffordshire Leek	Con	Lab	1,088	2.79
29	Morpeth	Con	Lab	1,092	2.69
30	Stepney Whitechapel and St George'S	Lib	Lab	1,149	4.85
31	Carmarthenshire Carmarthen	Lib	Lab	1,214	3.09
32	Cumberland Northern	Con	Lib	1,277	5.38
33	University of Wales	Lib	Oth	1,315	41.84
34	Derbyshire North Eastern	Con	Lab	1,334	3.27
35	Cornwall Northern	Lib	Con	1,341	3.91
36	Southwark South East	Con	Lab	1,385	6.68
37	Bedfordshire Mid	Con	Lib	1,487	4.63
38	Glasgow Tradeston	Con	Lab	1,488	5.19
39	Cumberland Penrith and Cockermouth	Con	Lib	1,492	6.14
40	Lanarkshire Coatbridge	Con	Lab	1,501	4.75
41	Gloucestershire Forest of Dean	Nat Lab	Lab	1,524	5.42
42	Nottinghamshire Broxtowe	Lab	Con	1,590	3.76
43	Devonshire Barnstaple	Con	Lib	1,710	4.46
44	Leeds South East	Lab	Con	1,736	5.11
45	Stirlingshire and Clackmannanshire Western	Con	Lab	1,819	6.56
46	Denbighshire Wrexham	Lib	Lab	1,821	4.22
47	Dorset Eastern	Con	Nat Lib	1,910	4.11
48	Fife Western	Con	Lab	1,914	6.20
49	Merionethshire	Lib	Lab	1,949	8.14
50	Cumberland Whitehaven	Con	Lab	2,031	6.65

Single-member seats with a recorded contest. Percentages are of valid votes.

Official results House of Commons Library and UK Parliament election results data. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. How we use this data