Biggest majorities at the 1950 general election

The safest wins: constituencies won by the largest share of the vote in each general election.

#	Constituency	Winner	Runner-up	Majority	%
1	Monmouthshire Abertillery	Lab	Con	25,206	74.11
2	Rhondda West	Lab	Con	23,518	71.34
3	Northumberland Hexham	Con	Ind Lib	20,549	71.21
4	West Ham South	Lab	Con	31,332	70.26
5	Antrim South	Con	Lab	32,955	67.13
6	Monmouthshire Bedwellty	Lab	Con	25,082	66.75
7	Yorkshire (West Riding) Hemsworth	Lab	Nat Lib	37,680	64.76
8	Rhondda East	Lab	Com	22,182	63.20
9	Poplar	Lab	Con	24,668	62.74
10	Aberdare	Lab	Con	27,832	62.24
11	Durham Easington	Lab	Con	29,395	62.09
12	Merthyr Tydfil	Lab	Con	22,916	61.81
13	Monmouthshire Ebbw Vale	Lab	Con	21,500	61.45
14	Derbyshire Bolsolver	Lab	Con	25,833	61.21
15	Bermondsey	Lab	Con	20,054	59.27
16	Glamorganshire Neath	Lab	Con	26,809	59.22
17	Yorkshire (West Riding) Dearne Valley	Lab	Nat Lib	30,055	59.18
18	Down North	Con	Lab	30,974	58.83
19	Stepney	Lab	Con	27,237	56.97
20	Carmarthenshire Llanelli	Lab	Lib	31,626	56.96
21	Monmouthshire Pontypool	Lab	Con	21,651	55.34
22	Kensington South	Con	Lab	24,868	55.32
23	Glamorganshire Caerphilly	Lab	Con	21,499	55.07
24	Durham Chester Le Street	Lab	Con	24,969	54.60
25	Glamorganshire Ogmore	Lab	Con	26,045	54.42
26	Durham Houghton Le Spring	Lab	Con	25,362	54.28
27	Yorkshire (West Riding) Rother Valley	Lab	Con	29,335	53.23
28	Dagenham	Lab	Con	31,735	53.14
29	Glamorganshire Gower	Lab	Nat Lib	22,356	52.27
30	Pontefract	Lab	Nat Lib	24,001	51.22
31	Barnsley	Lab	Lib	31,209	50.92
32	Swansea East	Lab	Con	21,968	50.63
33	Belfast South	Con	Lab	23,192	50.36
34	Yorkshire (West Riding) Don Valley	Lab	Con	26,807	49.85
35	Glamorganshire Aberavon	Lab	Nat Lib	21,187	49.70
36	Blyth	Lab	Con	26,570	49.29
37	Yorkshire (West Riding) Normanton	Lab	Nat Lib	21,057	49.07
38	Glamorganshire Pontypridd	Lab	Con	21,896	48.78
39	Derbyshire Ilkeston	Lab	Lib	28,233	46.38
40	Sheffield Neepsend	Lab	Nat Lib	19,006	45.66
41	Nottinghamshire Broxtowe	Lab	Con	22,026	45.03
42	Lancashire South Fylde	Con	Lab	22,278	44.24
43	Battersea North	Lab	Con	15,678	44.05
44	Worthing	Con	Lab	19,447	44.05
45	Barking	Lab	Con	20,030	43.85
46	Nottinghamshire Mansfield	Lab	Con	23,729	43.66
47	Lancashire Ince	Lab	Con	19,533	43.64
48	Southwark	Lab	Con	22,378	43.59
49	Hove	Con	Lab	21,957	43.54
50	Sheffield Attercliffe	Lab	Nat Lib	18,541	43.21

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