This article lists Sinn Féin's election results in UK parliamentary elections.

Summary of general election performance Year Number of Candidates Total votes Average votes per candidate % UK vote % NI vote Change (percentage points) Saved deposits Number of MPs1918 102 497,211 6,457 4.6 19.0 N/A 93 1924 5 34,181 6,836 0.2 0.5 N/A 2 1950 2 23,362 11,681 0.1 0.3 N/A 1 1955 12 152,310 12,693 0.6 23.5 N/A 7 1959 12 63,415 5,285 0.2 11.0 −0.4 5 1983 14 102,701 7,336 0.3 13.6 N/A 7 1987 14 83,389 5,956 0.3 11.4 0.0 10 1992 14 78,291 5,592 0.2 10.0 −0.1 9 1997 17 126,921 7,466 0.4 16.0 +0.2 13 2001 18 175,933 9,774 0.7 21.7 +0.3 14 2005 18 174,530 9,696 0.6 24.3 −0.1 14 2010 17 171,942 10,114 0.6 25.5 0.0 13 2015 18 176,232 9,791 0.6 24.5 0.0 14 2017 18 238,915 13,273 0.7 29.4 +0.1 14 2019 15 181,853 12,124 0.6 22.8 -0.1 13 2024 14 210,891 15,063 0.7 27.0 +4.2 14

Notes For the 1918 election, MPs are given out of the Ireland total. For subsequent elections, MP totals are for Northern Ireland.

Four Sinn Féin candidates were elected in two constituencies each, so Sinn Féin actually had 69 out of 101 Irish MPs. In what was to become Northern Ireland, Sinn Féin won 3 seats out of a possible 30.

Election results By-elections, 1906–10

Election Candidate Votes % Position 1908 North Leitrim by-election 1,157 27.2 2

By-elections, 1910–18 Election Candidate Votes % Position 1917 North Roscommon by-election 3,022 55.9 1 1917 South Longford by-election 1,498 50.6 1 1917 East Clare by-election 5,010 71.1 1 1917 Kilkenny City by-election 772 66.3 1 1918 South Armagh by-election 1,305 35.6 2 1918 Waterford City by-election 764 38.1 2 1918 East Tyrone by-election 745 29.3 2 1918 Tullamore by-election unopposed N/A 1 1918 East Cavan by-election 3,785 59.5 1

1918 general election Constituency Candidate Votes % PositionBelfast Cromac 997 6.7 3Belfast Duncairn 271 1.9 3Belfast Falls 3,245 27.7 2Belfast Ormeau 338 2.7 3Belfast Pottinger 393 3.2 4Belfast St Anne's 1,341 11.0 3Belfast Shankill 534 3.3 3Belfast Victoria 539 4.1 3Belfast Woodvale 1,247 9.3 2County Carlow unopposed N/A 1Cork City 20,801 34.3 1 20,506 33.8 2County Louth 10,770 50.6 1County Waterford 12,890 75.4 1Dublin Clontarf 5,974 64.9 1Dublin College Green 9,662 77.2 1Dublin Harbour 7,708 58.9 1Dublin Pembroke 6,114 47.5 1Dublin Rathmines 5,566 37.7 2Dublin St James's 6,356 80.1 1Dublin St Michan's 7,553 65.4 1Dublin St Patrick's 7,835 65.9 1Dublin St Stephen's Green 8,461 59.9 1East Antrim 861 5.4 2East Cavan unopposed N/A 1East Clare unopposed N/A 1East Cork unopposed N/A 1East Donegal 46 0.4 2East Down 3,876 27.3 3East Galway unopposed N/A 1East Kerry unopposed N/A 1East Limerick 12,750 77.9 1East Mayo 8,975 66.5 1East Tipperary 7,487 61.0 1East Wicklow 5,916 53.9 1Galway Connemara 11,754 77.1 1King's County unopposed N/A 1Leitrim 17,711 85.2 1Limerick City unopposed N/A 1Londonderry City 7,335 50.7 1Longford 11,122 72.7 1Mid Antrim 2,791 20.7 2Mid Armagh 5,688 40.3 2Mid Cork unopposed N/A 1Mid Down 707 6.2 1Mid Tipperary unopposed N/A 1National University of Ireland 1,644 66.9 1North Antrim 2,673 21.7 2North Armagh 2,860 21.8 2North Cork unopposed N/A 1North Dublin 9,138 67.4 1North Donegal 7,003 69.5 1North East Cork unopposed N/A 1North East Tyrone 56 0.3 3North Fermanagh 6,236 47.9 2North Galway 8,896 69.0 1North Kerry unopposed N/A 1North Kildare 5,979 68.7 1North Kilkenny unopposed N/A 1North Londonderry 3,951 27.3 2North Mayo 7,429 80.8 1North Meath 6,982 65.0 1North Monaghan 6,842 48.7 1North Roscommon unopposed N/A 1North Sligo 9,030 68.0 1North Tipperary unopposed N/A 1North West Tyrone 10,442 57.6 1North Wexford 10,162 58.6 1Queen's County 13,452 67.5 1Queen's University Belfast 118 7.4 2South Antrim 2,318 14.9 2South Armagh 79 1.8 2South Cork unopposed N/A 1South Dublin 5,133 38.6 1South Donegal 5,787 54.9 1South Down 33 0.2 4South East Cork unopposed N/A 1South Fermanagh 6,673 58.9 1South Galway 10,621 85.9 1South Kerry unopposed N/A 1South Kildare 7,104 82.1 1South Kilkenny 8,685 82.4 1South Londonderry 3,425 20.9 3South Mayo unopposed N/A 1South Meath 6,371 70.4 1South Monaghan 7,524 63.0 1South Roscommon 10,685 71.6 1South Sligo 9,113 82.1 1South Tipperary 8,744 76.4 1South Tyrone 5,437 29.1 2South Wexford 8,729 51.5 1Waterford City 4,431 47.4 2Westmeath 12,435 75.4 1West Cavan unopposed N/A 1West Clare unopposed N/A 1West Cork unopposed N/A 1West Donegal 6,712 62.0 1West Down 1,725 14.0 2West Kerry unopposed N/A 1West Limerick unopposed N/A 1West Mayo 10,195 86.7 1West Wicklow 6,239 82.0 1

Cork City was a two-seat constituency, and both Sinn Féin candidate were elected.

By-elections, 1918–22 Election Candidate Votes % Position 1919 North Londonderry by-election 4,333 30.4 2

1924 general election Constituency Candidate Votes % PositionAntrim 2,514 2.0 3Armagh 11,756 28.8 2Belfast North 1,192 3.4 2Belfast West 2,688 5.1 3Down 8,941 7.1 3Fermanagh and Tyrone 6,812 6.6 3 6,685 6.5 4Londonderry 5,869 15.8 2

1950 general election Constituency Candidate Votes % PositionBelfast West 1,482 2.2 3Londonderry 21,880 37.4 2

McAteer stood as an independent republican candidate.

1955 general election Constituency Candidate Votes % PositionArmagh 21,363 35.6 2Belfast East 3,156 7.3 3Belfast North 4,534 8.5 3Belfast South 1,679 3.9 3Belfast West 8,447 14.4 3Fermanagh and South Tyrone 30,529 50.2 1Londonderry 19,640 35.5 2Mid Ulster 29,737 50.2 1North Antrim 6,809 14.0 2North Down 1,637 3.2 2South Antrim 5,155 9.3 2South Down 19,624 34.1 2

By-elections, 1955–59 Constituency Candidate Votes % Position1955 Mid Ulster by-election 30,392 50.7 11956 Mid Ulster by-election 24,124 40.8 2

1959 general election Constituency Candidate Votes % PositionArmagh 6,823 14.5 2Belfast East 1,204 2.7 3Belfast North 2,156 4.1 3Belfast South 434 1.0 4Belfast West 4,416 8.3 3Fermanagh and South Tyrone 7,348 18.6 2Londonderry 13,872 27.0 2Mid Ulster 14,170 30.0 2North Antrim 2,280 5.1 2North Down 1,039 2.0 2South Antrim 2,745 4.9 2South Down 6,298 14.6 2

1964 general election These Sinn Féin members stood as Independent Republican candidates.

Constituency Candidate Votes % PositionArmagh 12,432 23.0 2Belfast East 1,827 4.3 3Belfast North 2,743 5.5 3Belfast South 1,159 3.0 3Belfast West 3,256 6.3 4Fermanagh and South Tyrone 14,645 26.9 2Londonderry 21,123 35.9 2Mid Ulster 22,180 39.6 2North Antrim 4,424 9.9 2North Down 855 1.4 4South Antrim 3,830 5.7 3South Down 11,031 19.8 3

1966 general election These Sinn Féin members stood as Independent Republican candidates.

Constituency Candidate Votes % PositionArmagh 13,467 28.0 2Fermanagh and South Tyrone 10,370 19.1 3Londonderry 2,860 4.8 3Mid Ulster 27,168 47.8 2South Down 8,917 17.4 3

By-elections, 1979–83 These Sinn Féin members stood as Anti H-Block candidates.

Election Candidate Votes % PositionApril 1981 Fermanagh and South Tyrone by-election 30,493 51.2 1August 1981 Fermanagh and South Tyrone by-election 31,278 49.1 1

1983 general election Constituency Candidate Votes % PositionBelfast East 682 1.8 4Belfast North 5,451 12.9 4Belfast South 1,107 3.0 5Belfast West 16,379 36.9 1East Londonderry 7,073 13.8 4Fermanagh and South Tyrone 20,954 34.8 2Foyle 10,607 20.3 3Lagan Valley 1,751 4.3 5Mid Ulster 16,096 29.9 2Newry and Armagh 9,928 20.9 3North Antrim 2,860 6.5 4South Antrim 1,629 4.2 5South Down 4,074 7.9 3Upper Bann 4,110 9.4 4

By-elections, 1983–87 Election Candidate Votes % Position1986 Fermanagh and South Tyrone by-election 15,278 27.2 21986 Mid Ulster by-election 13,998 27.1 21986 Newry and Armagh by-election 6,609 13.2 31986 South Down by-election 2,963 5.7 3

1987 general election Constituency Candidate Votes % PositionBelfast East 649 2.0 4Belfast North 5,062 13.8 4Belfast South 1,030 3.2 5Belfast West 16,862 41.1 1East Londonderry 5,464 11.2 3Fermanagh and South Tyrone 14,623 26.4 2Foyle 8,707 17.9 3Lagan Valley 2,656 6.4 4Mid Ulster 12,449 23.9 3Newry and Armagh 6,173 11.8 3North Antrim 2,633 6.4 4South Antrim 1,592 4.4 4South Down 2,363 4.2 3Upper Bann 3,126 7.4 3

By-elections, 1987–92 Constituency Candidate Votes % Position1990 Upper Bann by-election 2,033 5.7 3

1992 general election Constituency Candidate Votes % PositionBelfast East 679 1.9 5Belfast North 4,693 13.1 3Belfast South 1,123 2.3 5Belfast West 16,826 42.1 2East Londonderry 5,320 10.1 3Fermanagh and South Tyrone 12,604 22.9 3Foyle 9,149 17.6 3Lagan Valley 3,346 6.8 5Mid Ulster 10,248 18.7 3Newry and Armagh 6,547 12.5 3North Antrim 1,916 4.2 6South Antrim 1,220 2.9 4South Down 1,843 3.0 3Upper Bann 2,777 6.1 3

1997 general election Constituency Candidate Votes % PositionBelfast East 810 2.1 5Belfast North 8,375 20.2 3Belfast South 2,019 5.1 5Belfast West 25,662 55.9 1East Antrim 543 1.6 8East Londonderry 3,463 9.0 4Fermanagh and South Tyrone 11,174 23.1 2Foyle 11,445 23.9 2Lagan Valley 1,110 2.5 6Mid Ulster 20,294 40.1 1Newry and Armagh 11,218 21.1 3North Antrim 2,896 6.3 4South Antrim 2,229 5.5 5South Down 5,127 10.4 3Strangford 503 1.2 6Upper Bann 5,773 12.1 3West Tyrone 14,280 30.9 3

By-elections, 1997–2001 Election Candidate Votes % PositionSouth Antrim 2,611 8.5 4

2001 general election Constituency Candidate Votes % PositionBelfast East 1,237 3.4 5Belfast North 10,331 25.2 2Belfast South 2,894 7.6 4Belfast West 27,096 66.1 1East Antrim 903 2.5 6East Londonderry 6,221 15.6 4Fermanagh and South Tyrone 17,739 34.1 1Foyle 12,988 26.6 2Lagan Valley 2,725 5.9 5Mid Ulster 25,502 51.1 1Newry and Armagh 17,209 30.9 2North Antrim 4,822 9.8 4North Down 313 0.8 6South Antrim 4,160 9.4 4South Down 10,278 19.7 2Strangford 930 2.2 5Upper Bann 10,771 21.1 3West Tyrone 19,814 40.8 1

2005 general election Constituency Candidate Votes % PositionBelfast East 1,029 3.3 4Belfast North 8,747 28.6 2Belfast South 2,882 9.0 4Belfast West 24,348 70.5 1East Antrim 828 2.6 5East Londonderry 5,709 16.1 4Fermanagh and South Tyrone 18,638 38.2 1Foyle 15,162 33.2 2Lagan Valley 3,197 7.5 4Mid Ulster 21,641 47.6 1Newry and Armagh 20,965 41.4 1North Antrim 7,191 15.7 2North Down 205 0.6 7South Antrim 4,407 11.6 4South Down 12,417 25.8 2Strangford 949 2.6 6Upper Bann 9,305 21.0 3West Tyrone 16,910 38.9 1

2010 general election Constituency Candidate Votes % PositionBelfast East 817 2.4 5Belfast North 12,588 34.0 2Belfast West 22,840 71.1 1East Antrim 2,064 6.8 4East Londonderry 6,742 19.3 2Fermanagh and South Tyrone 21,304 45.5 1Foyle 12,098 31.9 2Lagan Valley 1,465 4.0 6Mid Ulster 21,239 52.0 1Newry and Armagh 18,857 42.0 1North Antrim 5,265 12.4 3North Down 250 0.7 7South Antrim 4,729 13.9 3South Down 12,236 28.7 2Strangford 1,161 3.6 6Upper Bann 10,237 24.7 3West Tyrone 18,050 48.4 1

By-elections, 2010–15 Election Candidate Votes % Position2011 Belfast West by-election 16,211 70.6 12013 Mid Ulster by-election 17,462 46.9 1

2015 general election Constituency Candidate Votes % PositionBelfast East 823 2.1 5Belfast North 13,770 33.9 2Belfast South 5,402 13.9 4Belfast West 19,163 54.2 1East Antrim 2,314 6.9 5East Londonderry 6,859 19.8 2Fermanagh and South Tyrone 23,078 45.4 2Foyle 11,679 31.6 2Lagan Valley 1,144 2.9 7Mid Ulster 19,935 48.7 1Newry and Armagh 20,488 41.1 1North Antrim 5,143 12.3 3North Down 273 0.8 10South Antrim 4,699 12.9 3South Down 12,186 28.5 2Strangford 876 2.6 8Upper Bann 11,593 24.6 3West Tyrone 16,805 43.5 1

2017 general election Constituency Candidate Votes % PositionBelfast East 894 2.1 4Belfast North 19,159 41.7 2Belfast South 7,143 16.3 4Belfast West 27,107 66.7 1East Antrim 3,555 9.3 4East Londonderry 10,881 26.5 2Fermanagh and South Tyrone 25,230 47.2 1Foyle 18,256 39.7 1Lagan Valley 1,567 3.5 5Mid Ulster 25,455 54.5 1Newry and Armagh 25,666 47.9 1North Antrim 7,878 16.3 2North Down 531 1.4 6South Antrim 7,797 18.1 3South Down 20,328 39.9 1Strangford 1,083 2.8 5Upper Bann 14,325 27.9 2West Tyrone 22,060 50.7 1

By-elections, 2017–19 By-election Candidate Votes % Position2018 West Tyrone by-election 16,346 46.7 1

2019 general election