Electoral history of the Ulster Unionist Party

Westminster

Election	House of Commons	Share of votes	Seats	+/-
1922	32nd		10 / 13	10
1923	33rd		10 / 13
1924	34th		10 / 13
1929	35th		9 / 13	1
1931	36th		11 / 13	2
1935	37th		9 / 13	2
1945	38th	61.0%	9 / 13
1950	39th	62.8%	10 / 12	1
1951	40th	59.4%	9 / 12	1
1955	41st	68.5%	10 / 12	1
1959	42nd	77.2%	12 / 12	2
1964	43rd	63.2%	12 / 12
1966	44th	61.8%	9 / 12	3
1970	45th	54.3%	8 / 12
1974 (Feb)	46th	32.3%	7 / 12	1
1974 (Oct)	47th	36.5%	6 / 12	1
1979	48th	36.6%	5 / 12	1
1983	49th	34.0%	11 / 17	6
1987	50th	37.8%	9 / 17	2
1992	51st	34.5%	9 / 17
1997	52nd	32.7%	10 / 18	1
2001	53rd	26.7%	6 / 18	2
2005	54th	17.7%	1 / 18	5
2010	55th	15.2%	0 / 18	1
2015	56th	16.0%	2 / 18	2

Stormont

Election	Body	First Preference Vote	Vote %	Seats
1921	1st Parliament	343,347	66.9%	40 / 52
1925	2nd Parliament	211,662	55.0%	32 / 52
1929	3rd Parliament	148,579	50.8%	37 / 52
1933	4th Parliament	73,791	43.5%	36 / 52
1938	5th Parliament	187,684	56.8%	39 / 52
1945	6th Parliament	180,342	50.4%	33 / 52
1949	7th Parliament	237,411	62.7%	37 / 52
1953	8th Parliament	125,379	48.6%	38 / 52
1958	9th Parliament	106,177	44.0%	37 / 52
1962	10th Parliament	147,629	48.8%	34 / 52
1965	11th Parliament	191,896	59.1%	36 / 52
1969	12th Parliament	269,501	48.2%	36 / 52
1973	1973 Assembly	258,790	35.8%	31 / 78
1975	Constitutional Convention	167,214	25.4%	19 / 78
1982	1982 Assembly	188,277	29.7%	26 / 78
1996	Forum	181,829	24.2%	30 / 110
1998	1st Assembly	172,225	21.3%	28 / 108
2003	2nd Assembly	156,931	22.7%	27 / 108
2007	3rd Assembly	103,145	14.9%	18 / 108
2011	4th Assembly	87,531	13.2%	16 / 108

Local government

Election	First Preference Vote	Vote %	Seats
1973	255,187	17.0%	194 / 517
1977	166,971	30.0%	176 / 526
1981	175,965	26.4%	151 / 526
1985	188,497	29.5%	189 / 565
1989	193,064	31.3%	194 / 565
1993	184,082	29.0%	197 / 582
1997	175,036	28.0%	185 / 575
2001	181,336	23.0%	154 / 582
2005	126,317	18.0%	115 / 582
2011	100,643	15.2%	99 / 583
2014	101,385	16.1%	88 / 462

European Parliament

Election	First Preference Vote	Vote %	Seats
1979	125,169	21.9%	1 / 3
1984	147,169	21.5%	1 / 3
1989	118,785	22.0%	1 / 3
1994	133,459	22.8%	1 / 3
1999	119,507	17.6%	1 / 3
2004	91,164	16.6%	1 / 3
2009	82,892	17.0%	1 / 3
2014	83,438	13.3%	1 / 3