Closest seats at the 2010 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	Fermanagh and South Tyrone	SF Michelle Gildernew	Ind	4	0.01
2	Hampstead and Kilburn	Lab Glenda Jackson	Con	42	0.08
3	North Warwickshire	Con Daniel Byles	Lab	54	0.11
4	Camborne and Redruth	Con George Eustice	LD	66	0.16
5	Bolton West	Lab Julie Hilling	Con	92	0.19
6	Thurrock	Con Jackie Doyle-Price	Lab	92	0.20
7	Oldham East and Saddleworth	Lab Phil Woolas	LD	103	0.23
8	Hendon	Con Matthew Offord	Lab	106	0.23
9	Sheffield Central	Lab Paul Blomfield	LD	165	0.40
10	Solihull	LD Lorely Burt	Con	175	0.32
11	Oxford West and Abingdon	Con Nicola Blackwood	LD	176	0.31
12	Ashfield	Lab Gloria de Piero	LD	192	0.40
13	Southampton, Itchen	Lab John Denham	Con	192	0.43
14	Cardiff North	Con Jonathan Evans	Lab	194	0.41
15	Sherwood	Con Mark Spencer	Lab	214	0.44
16	Mid Dorset and North Poole	LD Annette Brooke	Con	269	0.57
17	Norwich South	LD Simon Wright	Lab	310	0.65
18	Edinburgh South	Lab Ian Murray	LD	316	0.72
19	Stockton South	Con James Wharton	Lab	332	0.66
20	Lancaster and Fleetwood	Con Eric Ollerenshaw	Lab	333	0.78
21	Bradford East	LD David Ward	Lab	365	0.90
22	Broxtowe	Con Anna Soubry	Lab	389	0.74
23	Truro and Falmouth	Con Sarah Newton	LD	435	0.89
24	Swansea West	Lab Geraint Davies	LD	504	1.42
25	Newton Abbot	Con Anne Morris	LD	523	1.08
26	Wirral South	Lab Alison McGovern	Con	531	1.33
27	Amber Valley	Con Nigel Mills	Lab	536	1.17
28	Chesterfield	Lab Toby Perkins	LD	549	1.20
29	Derby North	Lab Chris Williamson	Con	613	1.36
30	Kingston upon Hull North	Lab Diana Johnson	LD	641	1.93
31	Dudley North	Lab Ian Austin	Con	649	1.68
32	Wolverhampton South West	Con Paul Uppal	Lab	691	1.72
33	Great Grimsby	Lab Austin Mitchell	Con	714	2.17
34	Waveney	Con Peter Aldous	Lab	769	1.50
35	Wells	LD Tessa Munt	Con	800	1.43
36	Carlisle	Con John Stevenson	Lab	853	2.02
37	Morecambe and Lunesdale	Con David Morris	Lab	866	1.99
38	Rochdale	Lab Simon Danczuk	LD	889	1.94
39	Telford	Lab David Wright	Con	978	2.37
40	Walsall North	Lab David Winnick	Con	990	2.74
41	Weaver Vale	Con Graham Evans	Lab	991	2.25
42	Harrogate and Knaresborough	Con Andrew Jones	LD	1,039	1.96
43	Lincoln	Con Karl McCartney	Lab	1,058	2.31
44	Morley and Outwood	Lab Ed Balls	Con	1,101	2.25
45	Plymouth, Sutton and Devonport	Con Oliver Colvile	Lab	1,149	2.62
46	South Antrim	DUP William McCrea	Ind	1,183	3.48
47	Montgomeryshire	Con Glyn Davies	LD	1,184	3.50
48	Brighton, Pavilion	Grn Caroline Lucas	Lab	1,252	2.42
49	Birmingham, Edgbaston	Lab Gisela Stuart	Con	1,274	3.06
50	Stroud	Con Neil Carmichael	Lab	1,299	2.24

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