Closest seats at the 1964 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	Brighton Kemptown	Lab	Con	7	0.02
2	Reading	Con	Lab	10	0.02
3	Eton and Slough	Con	Lab	11	0.02
4	Preston North	Con	Lab	14	0.03
5	Ealing North	Lab	Con	27	0.06
6	Wellingborough	Lab	Con	47	0.10
7	North Norfolk	Lab	Con	53	0.14
8	King'S Lynn	Lab	Con	104	0.24
9	South West Norfolk	Con	Lab	123	0.36
10	Birmingham Yardley	Lab	Con	169	0.37
11	Colne Valley	Lab	Lib	187	0.42
12	Hornchurch	Con	Lab	234	0.31
13	Glasgow Pollok	Lab	Con	296	0.73
14	Birmingham Perry Barr	Con	Lab	327	0.89
15	South Bedfordshire	Con	Lab	339	0.50
16	Lewisham North	Con	Lab	343	0.91
17	Southampton Test	Con	Lab	348	0.68
18	Preston South	Lab	Con	348	0.91
19	Meriden	Lab	Con	363	0.62
20	Walthamstow East	Con	Lab	395	1.20
21	Plymouth Sutton	Con	Lab	410	0.73
22	Dover	Lab	Con	418	0.78
23	Lambeth Norwood	Con	Lab	451	1.16
24	Birmingham All Saints	Lab	Con	470	1.59
25	Portsmouth West	Con	Lab	497	1.34
26	Brentford and Chiswick	Con	Lab	544	1.79
27	Wandsworth Clapham	Lab	Con	556	1.45
28	Norwich South	Lab	Con	611	1.73
29	Berwick and East Lothian	Con	Lab	625	1.46
30	Uxbridge	Con	Lab	653	1.39
31	North Cornwall	Con	Lib	669	1.87
32	Luton	Lab	Con	723	1.53
33	Gravesend	Lab	Con	748	1.30
34	Heywood and Royton	Lab	Con	816	1.65
35	South East Derbyshire	Lab	Con	873	1.50
36	Lewisham West	Con	Lab	886	2.18
37	Oldbury and Halesowen	Lab	Con	917	1.68
38	Brighouse and Spenborough	Lab	Con	922	1.96
39	South Dorset	Con	Lab	935	1.92
40	West Renfrewshire	Lab	Con	1,011	2.39
41	Rochester and Chatham	Lab	Con	1,013	1.97
42	Halifax	Lab	Con	1,058	2.00
43	York	Con	Lab	1,093	1.84
44	Bristol North West	Con	Lab	1,099	2.24
45	Doncaster	Lab	Con	1,113	2.33
46	Hendon North	Con	Lab	1,124	2.80
47	Middlesbrough West	Lab	Con	1,145	2.57
48	Barons Court	Lab	Con	1,166	3.47
49	Kingston-upon-Hull North	Lab	Con	1,181	2.48
50	Bristol North East	Con	Lab	1,211	2.52

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