This is a list of past arrangements of Canada's electoral districts. Each district sends one member to the House of Commons of Canada.

This article contains a list of all the lists of the federal electoral districts that were in used at various time since confederation, and a summary table of provincial seat allocations over the history of Canada.

The allocations and adjustments of electoral districts in Canada are based on the principle of representation by population. Federal electoral districts are re-adjusted every ten years based on the decennialcensus and proscribed by various constitutional seat guarantees for provinces with declining share of the national population. Information on the process and the various rules are consolidated in Electoral district (Canada).

Seat allocations to provinces and territories Initial Election 18671872187418821887189619041908191719251935194919531968197919881997200420152025Newfoundland 777777777Prince Edward Island 666544444444444444Nova Scotia1921212121201818161412131211111111111111New Brunswick1516161616141313111110101010101010101010Quebec6565656565656565656565737574757575757878Ontario82888892929286868282828385889599103106121122Manitoba445571010151717161413141414141414Saskatchewan 10162121201713141414141414Alberta 7121617171719212626283437British Columbia6666677131416182223283234364243Territories 44111111122333333Total181 200 206 211 215 213 214 221 235 245 245 262 265 264 282 295 301 308 338 343 Initial Election 18671872187418821887189619041908191719251935194919531968197919881997200420152025 Elections Held1 1 2 1 2 2 1 2 2 3 3 1 6 3 3 2 2 4 3 1 Base Census - 1871188118911901191119211931194119511961197119811991200120112021 Legislative Source BNA Representation Acts Representation Orders1867 1872 1882 1892 1903 1914 1924 1933 19471952 1966 1976 1987 19962003 2013 2023

List List of Canadian electoral districts (1867–1871) — 181 seats List of Canadian electoral districts (1872–1873) — 200 seats List of Canadian electoral districts (1873–1882) — 206 seats List of Canadian electoral districts (1882–1886) — 211 seats List of Canadian electoral districts (1886–1892) — 215 seats List of Canadian electoral districts (1892–1903) — 213 seats List of Canadian electoral districts (1903–1907) — 214 seats List of Canadian electoral districts (1907–1914) — 221 seats List of Canadian electoral districts (1914–1924) — 235 seats List of Canadian electoral districts (1924–1933) — 245 seats List of Canadian electoral districts (1933–1947) — 245 seats List of Canadian electoral districts (1947–1952) — 262 seats List of Canadian electoral districts (1952–1966) — 265 seats List of Canadian electoral districts (1966–1976) — 264 seats List of Canadian electoral districts (1976–1987) — 282 seats List of Canadian electoral districts (1987–1996) — 295 seats List of Canadian electoral districts (1996–2003) — 301 seats List of Canadian electoral districts (2003–2013) — 308 seats List of Canadian electoral districts (2013–2023) — 338 seats List of Canadian electoral districts 2023 – present — 343 seats

See also

List of Canadian federal parliaments List of Canadian federal general elections

References

External links

Parliament of Canada: History of the Federal Electoral Ridings since 1867 Composition of the House