The Parliament of Canada has 443 seats in total , split between two chambers:

  • House of Commons (lower house): 343 seats since the redistribution that took effect for the 2025 federal election.
  • Senate (upper house): 100 seats , which together with the House and the Crown forms Parliament.

So if you’re asking “how many seats in Canadian Parliament,” the key number people usually mean is 343 elected Members of Parliament (MPs) in the House of Commons , plus 100 appointed Senators.

Quick Scoop

  • Canada’s federal legislature is bicameral : House of Commons + Senate.
  • The House of Commons currently has 343 constituencies (ridings) , each sending one MP.
  • The increase from 338 to 343 seats came from a recent redistribution based on updated population data.
  • The Senate has 100 seats , distributed regionally rather than by strict population.

In everyday political talk, when Canadians say “how many seats are there,” they almost always mean the 343 seats in the House of Commons , because that’s what determines who forms the government.

Information gathered from public forums or data available on the internet and portrayed here.