Biggest majorities at the 1929 general election

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

#	Constituency	Winner	Runner-up	Majority	%
1	West Ham Silvertown	Lab	Con	19,548	71.46
2	Yorkshire (West Riding) Normanton	Lab	Con	20,732	66.27
3	Derbyshire Clay Cross	Lab	Con	18,425	60.34
4	Yorkshire (West Riding) Hemsworth	Lab	Con	19,497	59.71
5	Durham Seaham	Lab	Con	28,794	58.60
6	Yorkshire (West Riding) Wentworth	Lab	Lib	27,321	58.24
7	Monmouthshire Bedwellty	Lab	Con	19,085	57.91
8	Caithness and Sutherland	Lib	Con	10,421	57.21
9	Westminster St George'S	Con	Lab	16,154	56.20
10	West Ham Plaistow	Lab	Con	16,784	55.05
11	Durham Chester Le Street	Lab	Con	20,641	53.41
12	Yorkshire (West Riding) Rother Valley	Lab	Con	20,945	52.54
13	Leeds South East	Lab	Con	15,018	50.42
14	Belfast East	Con	Lib	18,625	50.22
15	Glasgow Gorbals	Lab	Con	16,677	49.65
16	Kensington South	Con	Lib	20,479	48.79
17	Westminster Abbey	Con	Lab	11,789	47.92
18	Lancashire Ince	Lab	Con	16,831	47.61
19	Yorkshire (West Riding) Don Valley	Lab	Con	19,999	46.58
20	Durham Spennymoor	Lab	Con	12,656	43.55
21	Stepney Whitechapel and St George'S	Lab	Lib	9,180	42.30
22	Bermondsey Rotherhithe	Lab	Con	10,070	42.29
23	Yorkshire (West Riding) Rothwell	Lab	Con	18,521	41.85
24	Merthyr Tydfil Aberdare	Lab	Lib	18,956	41.46
25	Poplar South Poplar	Lab	Lib	12,511	41.14
26	Sheffield Attercliffe	Lab	Con	12,962	40.86
27	Birmingham Edgbaston	Con	Lab	14,760	40.26
28	Newcastle under Lyme	Lab	Con	11,920	39.81
29	Fife Western	Lab	Com	11,628	39.50
30	Rhondda West	Lab	Lib	13,991	39.20
31	Morpeth	Lab	Con	16,302	39.19
32	Southwark South East	Lab	Lib	8,761	39.15
33	Poplar Bow and Bromley	Lab	Con	11,267	38.89
34	University of Wales	Lib	Lab	1,041	38.60
35	Glasgow Pollok	Con	Lab	12,392	38.41
36	Bermondsey West Bermondsey	Lab	Lib	8,366	38.12
37	Rotherham	Lab	Con	16,836	37.77
38	Surrey Eastern	Con	Lib	12,143	37.75
39	Monmouthshire Abertillery	Lab	Lib	11,750	37.54
40	Durham Blaydon	Lab	Con	13,374	37.21
41	Hampstead	Con	Lab	14,897	37.13
42	Stoke on Trent Burslem	Lab	Con	12,788	37.08
43	Nottinghamshire Mansfield	Lab	Lib	17,899	36.90
44	Merthyr Tydfil Merthyr	Lab	Lib	14,005	36.75
45	Sussex (West) Horsham and Worthing	Con	Lib	16,967	36.58
46	Derbyshire Ilkeston	Lab	Lib	12,436	36.33
47	Hampshire Aldershot	Con	Lib	9,139	35.84
48	St Marylebone	Con	Lab	15,287	35.78
49	Lanarkshire Hamilton	Lab	Con	8,843	35.74
50	Worcestershire Bewdley	Con	Lib	9,407	35.69

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