1940 Canadian Federal Election

March 26, 1940 · The King–St. Laurent ascendancy · 245 seats, 123 for a majority

King sought and won a wartime mandate with 179 seats, the largest majority to that date, after Ontario Premier Mitchell Hepburn's condemnation of his war effort handed him the pretext for dissolution.

Prime Minister before

William Lyon Mackenzie King

Liberal

Prime Minister (continued)

William Lyon Mackenzie King

Liberal

Government formed

Liberal

majority government

Turnout

69.9%

The result

Liberal
W. L. Mackenzie King · +6 seats · 51.3%
179
seats
National Government
Robert Manion · 0 seats · 29.2%
39
seats
New Democracy
William D. Herridge · -7 seats · 2.6%
10
seats
CCF
J. S. Woodsworth · +1 seats · 8.4%
8
seats

9 further seats went to parties and independents outside the main contenders listed above.

The result by province & territory

Seats won and vote share in each province and territory. Blank cells mean the party did not contest the province; the results table splits allied labels (Liberal-Conservatives, farmers' candidates, independents) that the headline figures group together.

Liberal
BC 10 (37.4%)AB 7 (37.9%)SK 12 (43.0%)MB 13 (43.5%)ON 56 (50.3%)QC 62 (64.4%)NB 5 (54.6%)NS 10 (50.4%)PE 4 (55.3%)YT 0 (46.4%)
179
seats
National Government
BC 4 (28.8%)AB 0 (13.0%)SK 2 (14.1%)MB 1 (26.2%)ON 22 (40.2%)QC 0 (18.0%)NB 5 (43.4%)NS 1 (40.1%)PE 0 (44.7%)YT 1 (53.6%)
36
seats
Conservative
SK 0 (0.2%)MB 0 (1.7%)ON 3 (2.2%)QC 0 (1.1%)
3
seats
Co-operative Commonwealth
BC 1 (28.4%)AB 0 (13.0%)SK 5 (28.7%)MB 1 (19.6%)ON 0 (3.8%)QC 0 (0.7%)NB 0 (0.4%)NS 1 (6.0%)
8
seats
Social Credit
AB 7 (16.5%)MB 0 (0.6%)
7
seats
New Democracy
BC 0 (0.1%)AB 3 (18.0%)SK 0 (3.3%)MB 0 (0.4%)QC 0 (0.9%)
3
seats
Liberal-Progressive
MB 2 (4.7%)ON 1 (0.8%)
3
seats
Independent Liberal
BC 0 (<0.1%)ON 0 (1.0%)QC 2 (10.2%)NB 0 (1.6%)NS 0 (3.3%)
2
seats
Independent
BC 1 (3.0%)AB 0 (0.2%)SK 0 (1.0%)MB 0 (3.4%)ON 0 (0.4%)QC 0 (2.1%)NS 0 (0.2%)
1
seats
United Reform Movement
SK 1 (3.7%)
1
seats
Unity
SK 1 (3.3%)
1
seats
Independent Conservative
QC 1 (0.9%)
1
seats
Show all 13 parties
Total seats
245