Finland 1945 parliamentary election

Final results from ParlGov, read 5 October 2026: Social Democratic Party of Finland won 50 of 200 seats with 25.1% of the vote; 74.9% of registered voters cast a ballot.

Finland
Held Sunday 18 March 1945

Result

101 for a majority

Seats and votes by party

Party	Seats	%	Votes
Social Democratic Party of Finland	50	25.1	425,948
Democratic Union / Left Alliance	49	23.5	398,618
Centre Party	49	21.4	362,662
National Coalition Party	28	15.0	255,394
Swedish People's Party of Finland	14	7.9	134,106
National Progressive Party / [Finnish] Liberal People's Party	9	5.2	87,868
Small Farmers Party	0	1.2	20,061
Swedish Left	1	0.5	8,192

Votes by party

Social Democratic Party of Finland 425,948
Democratic Union / Left Alliance 398,618
Centre Party 362,662
National Coalition Party 255,394
Swedish People's Party of Finland 134,106
National Progressive Party / [Finnish] Liberal People's Party 87,868
Small Farmers Party 20,061
Swedish Left 8,192

ParlGov lists parties with at least 1 percent of the vote or 2 seats, so the rows do not add up to the valid votes. How we read it.

Share of the vote

Social Democratic Party of Finland25.1%
Democratic Union / Left Alliance23.5%
Centre Party21.4%
National Coalition Party15.0%
Swedish People's Party of Finland7.9%
National Progressive Party / [Finnish] Liberal People's Party5.2%
Small Farmers Party1.2%
Swedish Left0.5%

Turnout

74.9% of the 2,284,249 registered voters cast a ballot (1,710,251 ballots). 1,698,376 of them were valid votes. How turnout is counted.

Votes and seats

Social Democratic Party of Finland25.1% of votes25.0% of seats
Democratic Union / Left Alliance23.5% of votes24.5% of seats
Centre Party21.4% of votes24.5% of seats
National Coalition Party15.0% of votes14.0% of seats
Swedish People's Party of Finland7.9% of votes7.0% of seats
National Progressive Party / [Finnish] Liberal People's Party5.2% of votes4.5% of seats
Swedish Left0.5% of votes0.5% of seats

Each party's share of the vote (outlined) and of the seats (filled)

The Gallagher index of disproportionality is 2.7 (0 when seats follow votes exactly); the effective number of parties is 5.1 by votes and 4.8 by seats; Social Democratic Party of Finland led Democratic Union / Left Alliance by 1.6 points of the vote. How these are computed.

Sources and licence

ParlGov 2024 Release (Döring and Manow), Harvard Dataverse (source). Licence: CC0 1.0 Universal
Wikidata, party colours (P465) (source). Licence: CC0 1.0 Universal

Our text and compilation: CC BY 4.0. How to reuse and cite this page.