Belfast West - UK Parliament Constituency

Here are the most recent election results for the Belfast West constituency.

Note: Smaller parties may be omitted. The candidate with the largest vote who does not belong to one of the main parties is listed as 'Minor'. Votes listed for 'Other' are calculated by taking the votes from the main parties and 'Minor' away from the total votes cast.

Name	Belfast West
Region	Northern Ireland
1st in 2024		Sinn Fein
2nd in 2024		Minor
Swing To Lose	20.08%

Note: 'Swing To Lose' is the swing needed by the 2nd placed party against the 1st placed party to win the seat.

Electoral History

Election		Party
	Election 2024	Sinn Fein
	Election 2019 (New Boundaries)	Sinn Fein
	Election 2019	Sinn Fein
	Election 2017	Sinn Fein
	Election 2015	Sinn Fein
	Election 2010	Sinn Fein
	Election 2005 (New Boundaries)	Sinn Fein
	Election 2005	Sinn Fein
	Election 2001	Sinn Fein
	Election 1997	Sinn Fein
	Election 1992	SDLP
	Election 1987	Sinn Fein
	Election 1983	Sinn Fein
	Election 1979	SDLP
	Election 1974 (October)	SDLP
	Election 1974 (February)	SDLP

Election 2024

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Party		Votes	Percentage	Change
	Sinn Fein	21,009	52.86%	+4.41%
	Minor	5,048	12.70%	N/A
	SDLP	4,318	10.86%	+3.42%
	DUP	4,304	10.83%	-7.33%
	TUV	2,010	5.06%	N/A
	Alliance NI	1,077	2.71%	-4.42%
	UUP	461	1.16%	+0.30%
	Green	451	1.13%	N/A
	Others	1,065	2.68%	N/A
Majority		15,961	40.16%
Turnout		39,743	52.75%	-6.90%
Electorate		75,346
Swing from MIN to SF			2.92%
Swing from SDLP to SF			0.50%
Swing from MIN to SDLP			2.42%
	Sinn Fein hold

Election 2019 (New Boundaries)

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Party		Votes	Percentage	Change
	Sinn Fein	20,786	48.45%	-5.35%
	DUP	7,789	18.16%	+4.70%
	Minor	6,059	14.12%	N/A
	SDLP	3,195	7.45%	-0.25%
	Alliance NI	3,060	7.13%	+2.28%
	UUP	370	0.86%	N/A
	Conservative	41	0.10%	N/A
	Others	1,599	3.73%	N/A
Majority		12,997	30.30%
Turnout		42,899	59.65%	+0.57%
Electorate		71,921
Swing from SF to DUP			5.02%
Swing from SF to MIN			1.75%
Swing from MIN to DUP			3.27%
	Sinn Fein hold

Election 2019

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Party		Votes	Percentage	Change
	Sinn Fein	20,866	53.80%	-12.91%
	Minor	6,194	15.97%	N/A
	DUP	5,220	13.46%	+0.03%
	SDLP	2,985	7.70%	+0.66%
	Alliance NI	1,882	4.85%	+3.05%
	Others	1,635	4.22%	N/A
Majority		14,672	37.83%
Turnout		38,782	59.08%	-6.01%
Electorate		65,644
Swing from SF to MIN			9.36%
Swing from SF to DUP			6.47%
Swing from DUP to MIN			2.88%
	Sinn Fein hold

Election 2017

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Party		Votes	Percentage	Change
	Sinn Fein	27,107	66.71%	+12.47%
	DUP	5,455	13.43%	+5.58%
	Minor	4,132	10.17%	N/A
	SDLP	2,860	7.04%	-2.80%
	Alliance NI	731	1.80%	0.00%
	Others	348	0.86%	N/A
Majority		21,652	53.29%
Turnout		40,633	65.09%	+8.74%
Electorate		62,423
Swing from DUP to SF			3.45%
Swing from MIN to SF			10.77%
Swing from MIN to DUP			7.32%
	Sinn Fein hold

Election 2015

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Party		Votes	Percentage	Change
	Sinn Fein	19,163	54.24%	-16.84%
	Minor	6,798	19.24%	N/A
	SDLP	3,475	9.84%	-6.54%
	DUP	2,773	7.85%	+0.27%
	UUP	1,088	3.08%	N/A
	UKIP	765	2.17%	N/A
	Alliance NI	636	1.80%	-0.05%
	Conservative	34	0.10%	N/A
	Others	597	1.69%	N/A
Majority		12,365	35.00%
Turnout		35,329	56.35%	+2.36%
Electorate		62,697
Swing from SF to MIN			18.04%
Swing from SF to SDLP			5.15%
Swing from SDLP to MIN			12.89%
	Sinn Fein hold

Election 2010

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Party		Votes	Percentage	Change
	Sinn Fein	22,840	71.08%	+0.60%
	SDLP	5,261	16.37%	+1.80%
	DUP	2,436	7.58%	-2.99%
	UCU-NF	1,000	3.11%	N/A
	Alliance NI	596	1.85%	N/A
Majority		17,579	54.71%
Turnout		32,133	53.99%	-10.19%
Electorate		59,522
Swing from SF to SDLP			0.60%
Swing from DUP to SF			1.79%
Swing from DUP to SDLP			2.40%
	Sinn Fein hold

Election 2005 (New Boundaries)

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Party		Votes	Percentage	Change
	Sinn Fein	24,348	70.48%	0.00%
	SDLP	5,033	14.57%	0.00%
	DUP	3,652	10.57%	0.00%
	UUP	779	2.26%	0.00%
	Minor	432	1.25%	N/A
	Others	301	0.87%	N/A
Majority		19,315	55.91%
Turnout		34,545	64.17%	-0.35%
Electorate		53,831
Swing from SDLP to SF			0.00%
Swing from DUP to SF			0.00%
Swing from DUP to SDLP			0.00%
	Sinn Fein hold

Election 2005

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Party		Votes	Percentage	Change
	Sinn Fein	24,348	70.48%	+4.37%
	SDLP	5,033	14.57%	-4.35%
	DUP	3,652	10.57%	+4.13%
	UUP	779	2.26%	-3.95%
	Minor	432	1.25%	N/A
	Others	301	0.87%	N/A
Majority		19,315	55.91%
Turnout		34,545	64.53%	-4.22%
Electorate		53,536
Swing from SDLP to SF			4.36%
Swing from DUP to SF			0.12%
Swing from SDLP to DUP			4.24%
	Sinn Fein hold

Election 2001

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Party		Votes	Percentage	Change
	Sinn Fein	27,096	66.12%	+10.19%
	SDLP	7,754	18.92%	-19.77%
	DUP	2,641	6.44%	N/A
	UUP	2,541	6.20%	+2.81%
	Minor	736	1.80%	N/A
	Others	214	0.52%	N/A
Majority		19,342	47.20%
Turnout		40,982	68.74%	-5.52%
Electorate		59,617
Swing from SDLP to SF			14.98%
Swing from DUP to SF			1.87%
Swing from SDLP to DUP			13.11%
	Sinn Fein hold

Election 1997

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Party		Votes	Percentage	Change
	Sinn Fein	25,662	55.93%	+13.83%
	SDLP	17,753	38.69%	-4.88%
	UUP	1,556	3.39%	-8.53%
	Minor	721	1.57%	N/A
	Others	193	0.42%	N/A
Majority		7,909	17.24%
Turnout		45,885	74.27%	+1.12%
Electorate		61,785
Swing from SDLP to SF			9.36%
Swing from UUP to SF			11.18%
Swing from UUP to SDLP			1.83%
	Sinn Fein gain from SDLP

Election 1992

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Party		Votes	Percentage	Change
	SDLP	17,415	43.57%	+7.83%
	Sinn Fein	16,826	42.10%	+0.94%
	UUP	4,766	11.92%	-6.74%
	Minor	750	1.88%	N/A
	Others	213	0.53%	N/A
Majority		589	1.47%
Turnout		39,970	73.15%	+4.09%
Electorate		54,644
Swing from SF to SDLP			3.45%
Swing from UUP to SDLP			7.29%
Swing from UUP to SF			3.84%
	SDLP gain from Sinn Fein

Election 1987

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Party		Votes	Percentage	Change
	Sinn Fein	16,862	41.16%	+4.24%
	SDLP	14,641	35.74%	+11.09%
	UUP	7,646	18.66%	+13.17%
	Minor	1,819	4.44%	N/A
Majority		2,221	5.42%
Turnout		40,968	69.06%	-5.29%
Electorate		59,324
Swing from SF to SDLP			3.43%
Swing from SF to UUP			4.47%
Swing from SDLP to UUP			1.04%
	Sinn Fein hold

Election 1983

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Party		Votes	Percentage	Change
	Sinn Fein	16,379	36.92%	N/A
	SDLP	10,934	24.64%	-24.86%
	Minor	10,326	23.27%	N/A
	UUP	2,435	5.49%	-19.28%
	DUP	2,399	5.41%	-5.76%
	Others	1,893	4.27%	N/A
Majority		5,445	12.27%
Turnout		44,366	74.35%	+14.78%
Electorate		59,675
Swing from SDLP to SF			30.89%
Swing from MIN to SF			6.82%
Swing from SDLP to MIN			24.07%
	Sinn Fein gain from SDLP

Election 1979

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Party		Votes	Percentage	Change
	SDLP	16,480	49.51%	+0.50%
	UUP	8,245	24.77%	N/A
	DUP	3,716	11.16%	-25.37%
	Republican Clubs	2,282	6.86%	-1.11%
	Alliance NI	2,024	6.08%	N/A
	NI Labour Party	540	1.62%	N/A
Majority		8,235	24.74%
Turnout		33,287	59.56%	-7.62%
Electorate		55,884
Swing from SDLP to UUP			12.13%
Swing from DUP to SDLP			12.93%
Swing from DUP to UUP			25.07%
	SDLP hold

Election 1974 (October)

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Party		Votes	Percentage	Change
	SDLP	21,821	49.01%	+7.99%
	DUP	16,265	36.53%	+0.08%
	Republican Clubs	3,547	7.97%	+1.49%
	Minor	2,690	6.04%	N/A
	Others	203	0.46%	N/A
Majority		5,556	12.48%
Turnout		44,526	67.18%	-5.42%
Electorate		66,278
Swing from DUP to SDLP			3.95%
Swing from REPC to SDLP			3.25%
Swing from DUP to REPC			0.70%
	SDLP hold

Election 1974 (February)

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Party		Votes	Percentage	Change
	SDLP	19,554	41.02%	N/A
	DUP	17,374	36.45%	N/A
	Independent Republican	5,662	11.88%	N/A
	Republican Clubs	3,088	6.48%	N/A
	NI Labour Party	1,989	4.17%	N/A
Majority		2,180	4.57%
Turnout		47,667	72.60%	N/A
Electorate		65,656

	SDLP win

2029 General Election

Poll of Polls

Seat-By-Seat Forecast

Custom Swingometer 2029

LAB - Targets | Defence

CON - Targets | Defence

LD - Targets | Defence

REF - Targets | Defence

GRN - Targets | Defence

2024 General Election Results