Down South - UK Parliament Constituency

Here are the most recent election results for the Down South 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	Down South
Region	Northern Ireland
1st in 2024		Sinn Fein
2nd in 2024		SDLP
Swing To Lose	10.26%

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	SDLP
	Election 2010	SDLP
	Election 2005 (New Boundaries)	SDLP
	Election 2005	SDLP
	Election 2001	SDLP
	Election 1997	SDLP
	Election 1992	SDLP
	Election 1987	SDLP
	Election 1983	UUP
	Election 1979	UUP
	Election 1974 (October)	UUP
	Election 1974 (February)	UUP

Election 2024

View full Election 2024 results.

Party		Votes	Percentage	Change
	Sinn Fein	19,698	43.54%	+12.74%
	SDLP	10,418	23.03%	-4.17%
	DUP	7,349	16.24%	-1.89%
	Alliance NI	3,187	7.04%	-6.76%
	TUV	1,893	4.18%	N/A
	UUP	1,411	3.12%	-4.57%
	Minor	797	1.76%	N/A
	Green	444	0.98%	N/A
	Conservative	46	0.10%	N/A
Majority		9,280	20.51%
Turnout		45,243	59.34%	-3.37%
Electorate		76,248
Swing from SDLP to SF			8.45%
Swing from DUP to SF			7.31%
Swing from SDLP to DUP			1.14%
	Sinn Fein hold

Election 2019 (New Boundaries)

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Party		Votes	Percentage	Change
	Sinn Fein	13,863	30.80%	-1.63%
	SDLP	12,240	27.20%	-1.98%
	DUP	8,162	18.13%	+2.82%
	Alliance NI	6,212	13.80%	-0.10%
	UUP	3,460	7.69%	+1.04%
	Minor	1,070	2.38%	N/A
Majority		1,623	3.61%
Turnout		45,007	62.71%	-0.14%
Electorate		71,772
Swing from SDLP to SF			0.18%
Swing from SF to DUP			2.23%
Swing from SDLP to DUP			2.40%
	Sinn Fein hold

Election 2019

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Party		Votes	Percentage	Change
	Sinn Fein	16,137	32.43%	-7.51%
	SDLP	14,517	29.17%	-5.96%
	DUP	7,619	15.31%	-2.11%
	Alliance NI	6,916	13.90%	+10.33%
	UUP	3,307	6.65%	+2.71%
	Minor	1,266	2.54%	N/A
Majority		1,620	3.26%
Turnout		49,762	62.85%	-4.39%
Electorate		79,175
Swing from SF to SDLP			0.78%
Swing from SF to DUP			2.70%
Swing from SDLP to DUP			1.93%
	Sinn Fein hold

Election 2017

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Party		Votes	Percentage	Change
	Sinn Fein	20,328	39.94%	+11.40%
	SDLP	17,882	35.14%	-7.20%
	DUP	8,867	17.42%	+9.26%
	UUP	2,002	3.93%	-5.35%
	Alliance NI	1,814	3.56%	-0.23%
Majority		2,446	4.81%
Turnout		50,893	67.24%	+10.48%
Electorate		75,685
Swing from SDLP to SF			9.30%
Swing from DUP to SF			1.07%
Swing from SDLP to DUP			8.23%
	Sinn Fein gain from SDLP

Election 2015

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Party		Votes	Percentage	Change
	SDLP	18,077	42.34%	-6.14%
	Sinn Fein	12,186	28.54%	-0.19%
	UUP	3,964	9.28%	N/A
	DUP	3,486	8.16%	-0.39%
	UKIP	3,044	7.13%	N/A
	Alliance NI	1,622	3.80%	+2.48%
	Conservative	318	0.74%	N/A
Majority		5,891	13.80%
Turnout		42,697	56.76%	-3.40%
Electorate		75,220
Swing from SDLP to SF			2.98%
Swing from SDLP to UUP			7.71%
Swing from SF to UUP			4.74%
	SDLP hold

Election 2010

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Party		Votes	Percentage	Change
	SDLP	20,648	48.48%	+3.74%
	Sinn Fein	12,236	28.73%	+2.96%
	DUP	3,645	8.56%	-9.74%
	UCU-NF	3,093	7.26%	N/A
	TUV	1,506	3.54%	N/A
	Green	901	2.12%	N/A
	Alliance NI	560	1.31%	N/A
Majority		8,412	19.75%
Turnout		42,589	60.17%	-5.23%
Electorate		70,784
Swing from SF to SDLP			0.39%
Swing from DUP to SDLP			6.74%
Swing from DUP to SF			6.35%
	SDLP hold

Election 2005 (New Boundaries)

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Party		Votes	Percentage	Change
	SDLP	21,557	44.75%	0.00%
	Sinn Fein	12,417	25.77%	0.00%
	DUP	8,815	18.30%	0.00%
	UUP	4,775	9.91%	0.00%
	Minor	613	1.27%	N/A
Majority		9,140	18.97%
Turnout		48,177	65.40%	-0.44%
Electorate		73,668
Swing from SF to SDLP			0.00%
Swing from DUP to SDLP			0.00%
Swing from DUP to SF			0.00%
	SDLP hold

Election 2005

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Party		Votes	Percentage	Change
	SDLP	21,557	44.75%	-1.60%
	Sinn Fein	12,417	25.77%	+6.04%
	DUP	8,815	18.30%	+3.31%
	UUP	4,775	9.91%	-7.70%
	Alliance NI	613	1.27%	-0.04%
Majority		9,140	18.97%
Turnout		48,177	65.84%	-4.99%
Electorate		73,175
Swing from SDLP to SF			3.82%
Swing from SDLP to DUP			2.46%
Swing from DUP to SF			1.36%
	SDLP hold

Election 2001

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Party		Votes	Percentage	Change
	SDLP	24,136	46.35%	-6.56%
	Sinn Fein	10,278	19.74%	+9.38%
	UUP	9,173	17.62%	-15.22%
	DUP	7,802	14.98%	N/A
	Alliance NI	685	1.32%	-2.14%
Majority		13,858	26.61%
Turnout		52,074	70.83%	-0.01%
Electorate		73,519
Swing from SDLP to SF			7.97%
Swing from UUP to SDLP			4.33%
Swing from UUP to SF			12.30%
	SDLP hold

Election 1997

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Party		Votes	Percentage	Change
	SDLP	26,181	52.91%	+1.71%
	UUP	16,248	32.83%	-8.06%
	Sinn Fein	5,127	10.36%	+7.37%
	Alliance NI	1,711	3.46%	+0.95%
	Minor	219	0.44%	N/A
Majority		9,933	20.07%
Turnout		49,486	70.84%	-9.98%
Electorate		69,855
Swing from UUP to SDLP			4.89%
Swing from SDLP to SF			2.83%
Swing from UUP to SF			7.71%
	SDLP hold

Election 1992

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Party		Votes	Percentage	Change
	SDLP	31,523	51.19%	+4.18%
	UUP	25,181	40.89%	-4.83%
	Sinn Fein	1,843	2.99%	-1.19%
	Alliance NI	1,542	2.50%	+0.61%
	Conservative	1,488	2.42%	N/A
Majority		6,342	10.30%
Turnout		61,577	80.82%	+1.46%
Electorate		76,186
Swing from UUP to SDLP			4.50%
Swing from SF to SDLP			2.68%
Swing from UUP to SF			1.82%
	SDLP hold

Election 1987

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Party		Votes	Percentage	Change
	SDLP	26,579	47.01%	+7.77%
	UUP	25,848	45.72%	+5.41%
	Sinn Fein	2,363	4.18%	-3.76%
	Alliance NI	1,069	1.89%	-1.66%
	Minor	675	1.19%	N/A
Majority		731	1.29%
Turnout		56,534	79.36%	+2.66%
Electorate		71,235
Swing from UUP to SDLP			1.18%
Swing from SF to SDLP			5.76%
Swing from SF to UUP			4.58%
	SDLP gain from UUP

Election 1983

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Party		Votes	Percentage	Change
	UUP	20,693	40.31%	-9.71%
	SDLP	20,145	39.25%	+1.97%
	Sinn Fein	4,074	7.94%	N/A
	DUP	3,743	7.29%	N/A
	Alliance NI	1,823	3.55%	-3.28%
	Minor	851	1.66%	N/A
Majority		548	1.07%
Turnout		51,329	76.70%	+4.71%
Electorate		66,923
Swing from UUP to SDLP			5.84%
Swing from UUP to SF			8.82%
Swing from SDLP to SF			2.98%
	UUP hold

Election 1979

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Party		Votes	Percentage	Change
	UUP	32,254	50.02%	-0.80%
	SDLP	24,033	37.27%	-8.16%
	Alliance NI	4,407	6.84%	N/A
	Minor	1,853	2.87%	N/A
	Republican Clubs	1,682	2.61%	-0.91%
	Others	247	0.38%	N/A
Majority		8,221	12.75%
Turnout		64,476	71.99%	-0.40%
Electorate		89,562
Swing from SDLP to UUP			3.68%
Swing from UUP to APNI			3.82%
Swing from SDLP to APNI			7.50%
	UUP hold

Election 1974 (October)

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Party		Votes	Percentage	Change
	UUP	33,614	50.82%	-1.32%
	SDLP	30,047	45.43%	+2.68%
	Republican Clubs	2,327	3.52%	-1.59%
	Minor	152	0.23%	N/A
Majority		3,567	5.39%
Turnout		66,140	72.39%	+6.60%
Electorate		91,362
Swing from UUP to SDLP			2.00%
Swing from REPC to UUP			0.13%
Swing from REPC to SDLP			2.14%
	UUP hold

Election 1974 (February)

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Party		Votes	Percentage	Change
	UUP	31,088	52.14%	N/A
	SDLP	25,486	42.75%	N/A
	Republican Clubs	3,046	5.11%	N/A
Majority		5,602	9.40%
Turnout		59,620	65.80%	N/A
Electorate		90,613

	UUP win

2029 General Election

Poll of Polls

Seat-By-Seat Forecast

Custom Swingometer 2029

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CON - Targets | Defence

LD - Targets | Defence

REF - Targets | Defence

GRN - Targets | Defence

2024 General Election Results