Biggest majorities

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

#	Constituency	Election	Winner	Runner-up	Majority	%
1	Armagh South	1918	IPP	SF	4,266	96.43
2	Down North	1959	Con	Oth	50,734	96.07
3	Down North	1955	Con	Oth	48,678	93.70
4	Belfast North	1924	Con	Oth	32,990	93.26
5	Antrim South	1959	Con	Oth	50,041	90.11
6	Antrim North	1959	Con	Oth	40,527	89.89
7	West Ham Plaistow	1918	Lab	Ind Lab	11,499	89.74
8	Antrim East	1918	Con	SF	14,345	89.28
9	Down Mid	1918	Con	SF	9,932	87.54
10	West Ham Silvertown	1945	Lab	Con	8,864	86.45
11	Caernarvon District of Boroughs	1918	Co Lib	Ind	12,898	85.49
12	Queen'S University of Belfast	1918	Con	SF	1,369	85.30
13	Belfast Woodvale	1918	Con	SF	10,985	81.50
14	Antrim South	1955	Con	Oth	45,192	81.42
15	Westminster St George'S	1918	Con	Lib	9,313	80.33
16	Antrim North	1964	Con	Oth	35,948	80.25
17	Poplar South Poplar	1945	Lab	Con	10,217	78.45
18	Kensington South	1935	Con	Lab	33,518	77.81
19	Surrey Eastern	1931	Con	Lab	29,535	77.71
20	Liverpool, Walton	2017	Lab Dan Carden	Con	32,551	77.14
21	Sussex (West) Horsham and Worthing	1931	Con	Lab	38,954	76.65
22	Abertillery	1966	Lab	Con	20,202	76.22
23	Yorkshire (West Riding) Ripon	1931	Con	Lab	32,773	76.18
24	Knowsley	2017	Lab George Howarth	Con	42,214	76.08
25	Devonshire South Molton	1931	Nat Lib	Lab	22,201	76.03
26	Hampshire Petersfield	1931	Con	Lab	22,522	75.99
27	Sussex (West) Chichester	1931	Con	Lab	37,671	75.58
28	Cardiff West	1979	Lab	PC	23,763	75.21
29	West Ham Plaistow	1945	Lab	Con	14,888	75.14
30	Liverpool, Riverside	2017	Lab Louise Ellman	Con	35,947	74.86
31	Liverpool, Walton	2019	Lab Dan Carden	Con	30,520	74.83
32	Stepney Whitechapel and St George'S	1945	Lab	Con	9,347	74.55
33	Sussex (East) East Grinstead	1931	Con	Lab	29,705	74.36
34	Bootle	1997	Lab	Con	28,421	74.36
35	Hampstead	1931	Con	Lab	31,453	74.18
36	Monmouthshire Abertillery	1950	Lab	Con	25,206	74.11
37	Lancashire Ince	1918	Lab	Oth	12,651	73.93
38	Monmouthshire Abertillery	1951	Lab	Con	24,917	73.88
39	St Marylebone	1931	Con	Lab	33,829	73.35
40	Mayo West	1918	SF	IPP	8,627	73.34
41	Monmouthshire Abertillery	1945	Lab	Con	24,193	73.23
42	Birmingham Edgbaston	1931	Con	Lab	27,928	73.03
43	Liverpool, West Derby	2017	Lab Stephen Twigg	Con	32,908	72.86
44	Essex Harwich	1931	Nat Lib	Lab	22,589	72.76
45	Knowsley	2019	Lab George Howarth	Con	39,942	72.70
46	Holborn	1918	Con	Ind Lab	5,783	72.61
47	Bedwellty	1966	Lab	Con	24,984	72.50
48	Surrey Guildford	1931	Con	Lab	32,766	72.41
49	Liverpool, Walton	2015	Lab Steve Rotheram	UKIP	27,777	72.33
50	Sussex (West) Horsham and Worthing	1918	Con	Ind	13,100	72.03
51	Sheffield Ecclesall	1924	Con	Oth	13,507	72.02
52	Bootle	2017	Lab Peter Dowd	Con	36,200	71.99
53	Antrim North	1955	Con	Oth	34,954	71.96
54	Down West	1918	Con	SF	8,834	71.91
55	Abertillery	1964	Lab	Con	20,231	71.80
56	Galway South	1918	SF	IPP	8,877	71.79
57	Easington	1997	Lab	Con	30,012	71.64
58	Southend on Sea	1931	Con	Lab	38,823	71.49
59	West Ham Silvertown	1929	Lab	Con	19,548	71.46
60	Paddington South	1931	Con	Lab	22,674	71.44
61	Rhondda West	1950	Lab	Con	23,518	71.34
62	Somersetshire Weston Super Mare	1931	Con	Lab	29,350	71.31
63	Northumberland Hexham	1950	Con	Ind Lib	20,549	71.21
64	Armagh	1959	Con	Oth	33,502	71.06
65	Rhondda East	1951	Lab	Con	24,436	70.98
66	Hemsworth	1966	Lab	Con	34,722	70.79
67	Blaenau Gwent	1997	Lab	LD	28,035	70.74
68	Surrey Epsom	1931	Con	Lab	36,505	70.68
69	Sussex (East) Eastbourne	1931	Con	Lab	25,861	70.62
70	East Ham	2017	Lab Stephen Timms	Con	39,883	70.42
71	Ebbw Vale	1966	Lab	Con	20,584	70.28
72	Bootle	2019	Lab Peter Dowd	Con	34,556	70.27
73	Antrim South	1918	Con	SF	10,952	70.26
74	West Ham South	1950	Lab	Con	31,332	70.26
75	Leitrim	1918	SF	IPP	14,615	70.24
76	Liverpool, Riverside	2019	Lab Kim Johnson	Con	37,043	70.17
77	Tottenham	2017	Lab David Lammy	Con	34,584	70.09
78	Wandsworth Streatham	1931	Con	Lab	25,015	70.07
79	Abertillery	1959	Lab	Con	22,194	70.07
80	Kent Chislehurst	1931	Con	Lab	26,640	69.92
81	West Ham South	1951	Lab	Con	30,609	69.91
82	Hythe	1931	Con	Lab	16,669	69.79
83	Rhondda West	1951	Lab	Con	22,488	69.78
84	Abertillery	1955	Lab	Con	21,518	69.55
85	Birmingham, Ladywood	2017	Lab Shabana Mahmood	Con	28,714	69.51
86	Warwickshire Tamworth	1931	Con	Lab	34,046	69.35
87	Holborn	1931	Con	Lab	13,178	69.32
88	Merthyr Tydfil and Rhymney	1997	Lab	LD	27,086	69.20
89	Halifax	1918	Co Lib	Oth	18,100	69.16
90	Blaenau Gwent	1992	Lab	Con	30,067	69.16
91	Westminster St George'S	1935	Con	Lab	20,781	69.12
92	Richmond (Surrey)	1931	Con	Lab	28,873	69.09
93	Manchester, Gorton	2017	Lab Afzal Khan	Con	31,730	69.05
94	Poplar	1966	Lab	Con	17,208	69.01
95	Bootle	2001	Lab	LD	19,043	69.01
96	Rhondda East	1966	Lab	Oth	19,218	68.98
97	Abertillery	1970	Lab	Con	19,341	68.96
98	Hornsey	1931	Con	Lab	33,609	68.90
99	Rhondda	October 1974	Lab	PC	34,481	68.81
100	Hampshire Aldershot	1931	Con	Lab	18,043	68.80

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