At dissolution on September 7, 2008, there were 15 vacancies in the Senate: three each in British Columbia, Nova Scotia, and Quebec; two in Ontario; and each one in Newfoundland and Labrador, New Brunswick, Prince Edward Island, and Yukon.
The province of Quebec has 24 Senate divisions which are constitutionally mandated.
Names in bold indicate senators that served in the 28th Canadian Ministry.
1 Changed after the election but prior to the official start of the 39th Parliament.
The party standings have changed as follows since the election preceding the 39th Parliament: