Rosemont—La Petite-Patrie: 2025 federal election results

Alexandre Boulerice (NDP) won Rosemont—La Petite-Patrie in the April 28, 2025 federal election with 41% of the vote, 5,601 votes (9.4 points) ahead of Jean-Sébastien Vallée (Liberal). 59,420 valid votes were counted in this Quebec riding.

Alexandre Boulerice
Elected for NDP
5,601 voteswinning margin (9.4 points)
Alexandre Boulerice 41%Jean-Sébastien Vallée 31.6%Olivier Gignac 18.3%Laetitia Tchatat 6.9%

Results by candidate

Rosemont—La Petite-Patrie 2025 results by candidate
CandidateVotesShare
Alexandre Boulerice · NDPelectedincumbent
Parliamentarian · Montréal, Que.
24,358
41%
Jean-Sébastien Vallée · Liberal
Director of Education and Communications · Montréal, Que.
18,757
31.6%
Olivier Gignac · Bloc Québécois
Management Consultant · Montréal, Que.
10,864
18.3%
Laetitia Tchatat · Conservative
Public Relations Consultant · Montréal, Que.
4,073
6.9%
Benoît Morham · Green
Science Teacher · Montréal, Que.
1,368
2.3%

Source: Elections Canada, official results of the April 28, 2025 general election. Candidates marked as incumbents follow Elections Canada's table. Results are not updated for by-elections or floor-crossings since; changes we have recorded are listed above the results.

Turnout and electors

Voter turnout
72.3%
Registered electors
83,229
Population (2021 census)
112,909
Valid ballots
59,420
Rejected ballots
755
Winning margin
5,601 votes

How Rosemont—La Petite-Patrie compares

  • The 122nd-closest race of 343 ridings: a margin of 5,601 votes (9.4 points).
  • NDP candidates won 6.3% of votes nationally; Alexandre Boulerice took 41% here, 34.7 points above that.
  • Turnout was 72.3%, 3.3 points above the national figure of 69%.

Nearby ridings