Legend: PCP=Progressive Conservative Party (right of centre); CAQ=Coalition Avenir Quebec (nationalist, right of centre); SK Party=Saskatchewan Party (right of centre); UCP=United Conservative Party (right of centre); NDP=New Democratic Party (social democratic, left of centre); Liberal (centrist)
* With a by-election win in November 2020, PCP secured a majority ** After a snap September 2020 election, the minority PCP government returned with a majority *** Likewise, after a September 2020 election, the minority NDP government returned with a majority of seats.