Boundary set for Northern Ireland (13 April 2010 - 30 May 2024) General elections constituency majorities
Constituency areas
Establishing legislation
General elections
General election constituency majorities
General elections by vote share of winning candidate
General election constituency turnouts
General election party performance
| Constituency area |
General election |
Winning party |
Majority |
Valid vote count |
Majority / valid vote count |
| Belfast East |
6 May 2010 |
APNI
|
1,533 |
34,488 |
4.4% |
| Belfast East |
7 May 2015 |
DUP
|
2,597 |
39,682 |
6.5% |
| Belfast East |
8 June 2017 |
DUP
|
8,474 |
42,890 |
19.8% |
| Belfast East |
12 December 2019 |
DUP
|
1,819 |
42,445 |
4.3% |
| Belfast North |
6 May 2010 |
DUP
|
2,224 |
36,993 |
6.0% |
| Belfast North |
7 May 2015 |
DUP
|
5,326 |
40,593 |
13.1% |
| Belfast North |
8 June 2017 |
DUP
|
2,081 |
45,936 |
4.5% |
| Belfast North |
12 December 2019 |
SF
|
1,943 |
49,037 |
4.0% |
| Belfast South |
6 May 2010 |
SDLP
|
5,926 |
34,186 |
17.3% |
| Belfast South |
7 May 2015 |
SDLP
|
906 |
38,957 |
2.3% |
| Belfast South |
8 June 2017 |
DUP
|
1,996 |
43,705 |
4.6% |
| Belfast South |
12 December 2019 |
SDLP
|
15,401 |
47,352 |
32.5% |
| Belfast West |
6 May 2010 |
SF
|
17,579 |
32,133 |
54.7% |
| Belfast West |
7 May 2015 |
SF
|
12,365 |
35,329 |
35.0% |
| Belfast West |
8 June 2017 |
SF
|
21,652 |
40,633 |
53.3% |
| Belfast West |
12 December 2019 |
SF
|
14,672 |
38,782 |
37.8% |
| East Antrim |
6 May 2010 |
DUP
|
6,770 |
30,502 |
22.2% |
| East Antrim |
7 May 2015 |
DUP
|
5,795 |
33,497 |
17.3% |
| East Antrim |
8 June 2017 |
DUP
|
15,923 |
38,143 |
41.7% |
| East Antrim |
12 December 2019 |
DUP
|
6,706 |
37,261 |
18.0% |
| East Londonderry |
6 May 2010 |
DUP
|
5,355 |
34,950 |
15.3% |
| East Londonderry |
7 May 2015 |
DUP
|
7,804 |
34,714 |
22.5% |
| East Londonderry |
8 June 2017 |
DUP
|
8,842 |
41,030 |
21.6% |
| East Londonderry |
12 December 2019 |
DUP
|
9,607 |
39,302 |
24.4% |
| Fermanagh and South Tyrone |
6 May 2010 |
SF
|
4 |
46,803 |
0.0% |
| Fermanagh and South Tyrone |
7 May 2015 |
UUP
|
530 |
50,864 |
1.0% |
| Fermanagh and South Tyrone |
8 June 2017 |
SF
|
875 |
53,481 |
1.6% |
| Fermanagh and South Tyrone |
12 December 2019 |
SF
|
57 |
50,762 |
0.1% |
| Foyle |
6 May 2010 |
SDLP
|
4,824 |
37,889 |
12.7% |
| Foyle |
7 May 2015 |
SDLP
|
6,046 |
37,002 |
16.3% |
| Foyle |
8 June 2017 |
SF
|
169 |
45,965 |
0.4% |
| Foyle |
12 December 2019 |
SDLP
|
17,110 |
47,144 |
36.3% |
| Lagan Valley |
6 May 2010 |
DUP
|
10,486 |
36,540 |
28.7% |
| Lagan Valley |
7 May 2015 |
DUP
|
13,000 |
39,795 |
32.7% |
| Lagan Valley |
8 June 2017 |
DUP
|
19,229 |
44,926 |
42.8% |
| Lagan Valley |
12 December 2019 |
DUP
|
6,499 |
45,405 |
14.3% |
| Mid Ulster |
6 May 2010 |
SF
|
15,363 |
40,842 |
37.6% |
| Mid Ulster |
7 May 2015 |
SF
|
13,617 |
40,922 |
33.3% |
| Mid Ulster |
8 June 2017 |
SF
|
12,890 |
46,694 |
27.6% |
| Mid Ulster |
12 December 2019 |
SF
|
9,537 |
44,620 |
21.4% |
| Newry and Armagh |
6 May 2010 |
SF
|
8,331 |
44,906 |
18.6% |
| Newry and Armagh |
7 May 2015 |
SF
|
4,176 |
49,877 |
8.4% |
| Newry and Armagh |
8 June 2017 |
SF
|
12,489 |
53,579 |
23.3% |
| Newry and Armagh |
12 December 2019 |
SF
|
9,287 |
50,779 |
18.3% |
| North Antrim |
6 May 2010 |
DUP
|
12,558 |
42,397 |
29.6% |
| North Antrim |
7 May 2015 |
DUP
|
11,546 |
41,907 |
27.6% |
| North Antrim |
8 June 2017 |
DUP
|
20,643 |
48,460 |
42.6% |
| North Antrim |
12 December 2019 |
DUP
|
12,721 |
44,051 |
28.9% |
| North Down |
6 May 2010 |
Ind
|
14,364 |
33,481 |
42.9% |
| North Down |
7 May 2015 |
Ind
|
9,202 |
35,947 |
25.6% |
| North Down |
8 June 2017 |
Ind
|
1,208 |
39,185 |
3.1% |
| North Down |
12 December 2019 |
APNI
|
2,968 |
40,643 |
7.3% |
| South Antrim |
6 May 2010 |
DUP
|
1,183 |
34,009 |
3.5% |
| South Antrim |
7 May 2015 |
UUP
|
949 |
36,523 |
2.6% |
| South Antrim |
8 June 2017 |
DUP
|
3,208 |
43,170 |
7.4% |
| South Antrim |
12 December 2019 |
DUP
|
2,689 |
42,974 |
6.3% |
| South Down |
6 May 2010 |
SDLP
|
8,412 |
42,589 |
19.8% |
| South Down |
7 May 2015 |
SDLP
|
5,891 |
42,697 |
13.8% |
| South Down |
8 June 2017 |
SF
|
2,446 |
50,893 |
4.8% |
| South Down |
12 December 2019 |
SF
|
1,620 |
49,762 |
3.3% |
| Strangford |
6 May 2010 |
DUP
|
5,876 |
32,505 |
18.1% |
| Strangford |
7 May 2015 |
DUP
|
10,185 |
33,924 |
30.0% |
| Strangford |
8 June 2017 |
DUP
|
18,343 |
38,749 |
47.3% |
| Strangford |
12 December 2019 |
DUP
|
7,071 |
37,485 |
18.9% |
| Upper Bann |
6 May 2010 |
DUP
|
3,361 |
41,383 |
8.1% |
| Upper Bann |
7 May 2015 |
DUP
|
2,264 |
47,219 |
4.8% |
| Upper Bann |
8 June 2017 |
DUP
|
7,992 |
51,258 |
15.6% |
| Upper Bann |
12 December 2019 |
DUP
|
8,210 |
50,045 |
16.4% |
| West Tyrone |
6 May 2010 |
SF
|
10,685 |
37,275 |
28.7% |
| West Tyrone |
7 May 2015 |
SF
|
10,060 |
38,654 |
26.0% |
| West Tyrone |
8 June 2017 |
SF
|
10,342 |
43,486 |
23.8% |
| West Tyrone |
12 December 2019 |
SF
|
7,478 |
41,186 |
18.2% |