electionstracker

Estonia 2015 parliamentary election

What was the result of the 2015 parliamentary election in Estonia?

Estonian Reform Party won 30 of 101 seats with 27.7% of the vote. 64.2% of registered voters cast a ballot.

  • Estonia
  • Held:
  • Final result
  • ParlGov, read 5 October 2026

Which party won the most seats?

Final results from ParlGov, read : Estonian Reform Party won 30 of 101 seats with 27.7% of the vote; 64.2% of registered voters cast a ballot, up 0.7 points on 2011.

  • Estonian Reform Party 30 −3 seats 27.7% −0.9 points
  • Estonian Centre Party 27 +1 seat 24.8% +1.5 points
  • Social Democratic Party / Moderates 15 −4 seats 15.2% −1.9 points
  • Isamaa 14 −9 seats 13.7% −6.8 points
  • Estonian Free Party 8 8.7%
  • People's Union of Estonia 7 +7 seats 8.2% +6.0 points
  • Estonian Greens 0 0 seats 0.9% −2.9 points
  • Seats won
  • Change on the previous election at the right
  • Share of the vote
  • Share at the previous election
  • Change in points at the right

Changes are against the Estonia 2011 parliamentary election, party by party.

51 of 101 seats make a majority

Key numbers

  1. 27.7%

    Share of the vote won by Estonian Reform Party

    Estonian Reform Party won 30 of 101 seats. A majority needs 51.

  2. +7 seats

    Seats gained by People's Union of Estonia

    The largest gain in seats compared with 2011. Isamaa lost 9 seats.

  3. 64.2%

    Voter turnout

    Up 0.7 points on 2011.

Seats and votes by party

PartySeats± seats%± pointsVotes
Estonian Reform Party30−327.7−0.9158,970
Estonian Centre Party27+124.8+1.5142,458
Social Democratic Party / Moderates15−415.2−1.987,189
Isamaa14−913.7−6.878,699
Estonian Free Party88.749,882
People's Union of Estonia7+78.2+6.046,772
Estonian Greens000.9−2.95,193

± is the change against the Estonia 2011 parliamentary election, party by party.

Votes by party
  • Estonian Reform Party 158,970
  • Estonian Centre Party 142,458
  • Social Democratic Party / Moderates 87,189
  • Isamaa 78,699
  • Estonian Free Party 49,882
  • People's Union of Estonia 46,772
  • Estonian Greens 5,193

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 many people voted?

64.2% of the 899,793 registered voters cast a ballot (577,910 ballots), up 0.7 points on 2011. 574,150 of them were valid votes. The highest turnout since 1995 in our data.

How do the votes compare with the seats?

  • Estonian Reform Party27.7% of votes29.7% of seats
  • Estonian Centre Party24.8% of votes26.7% of seats
  • Social Democratic Party / Moderates15.2% of votes14.9% of seats
  • Isamaa13.7% of votes13.9% of seats
  • Estonian Free Party8.7% of votes7.9% of seats
  • People's Union of Estonia8.2% of votes6.9% of seats
Each party's share of the vote (outlined) and of the seats (filled)

The Gallagher index of disproportionality is 2.3 (0 when seats follow votes exactly); the effective number of parties is 5.1 by votes and 4.7 by seats; Estonian Reform Party led Estonian Centre Party by 2.9 points of the vote.

Time and source Data as of