| Election | Political Party | Elected | Votes | Magnitude |
|---|
| Federal (November 3rd, 1904) | .
Independent Conservative | William F McLean | 2418 | 1 |
| Federal (October 26th, 1908) | .
Independent Conservative | William Findlay Maclean | 0 | 1 |
| Federal (September 21st, 1911) | .
Independent Conservative | William Findlay Maclean | 7194 | 1 |
| Federal (December 17th, 1917) | .
Government (Unionist) | William Findlay Maclean | 16088 | 1 |
| Federal (December 6th, 1921) | .
Independent Conservative | William Findlay Maclean | 10368 | 1 |
| Federal (October 29th, 1925) | .
Independent Conservative | William Findlay Maclean | 7762 | 1 |
| Federal (September 14th, 1926) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Robert Henry McGregor | 6555 | 1 |
| Federal (July 28th, 1930) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | Robert Henry McGregor | 11852 | 1 |
| Federal (October 14th, 1935) | .
Conservative Party of Canada/Parti conservateur du Canada to 1942 | James Earl Lawson | 11596 | 1 |
| Federal (March 26th, 1940) | .
National Government | Alan Cockeram | 15346 | 1 |
| Federal (June 11th, 1945) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | Alan Cockeram | 16666 | 1 |
| Federal (June 27th, 1949) | .
Co-operative Commonwealth Federation | Joseph W Noseworthy | 15293 | 1 |
| Federal (August 10th, 1953) | .
Co-operative Commonwealth Federation | Joseph W Noseworthy | 12216 | 1 |
| Federal (June 10th, 1957) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | William G Beech | 16624 | 1 |
| Federal (March 31st, 1958) | .
Progressive Conservative Party of Canada/Parti progressiste-conservateur du Canada | William G Beech | 22980 | 1 |
| Federal (June 18th, 1962) | .
New Democratic Party/Nouveau Parti démocratique | David Lewis | 19101 | 1 |
| Federal (April 8th, 1963) | .
Liberal Party of Canada/Parti libéral du Canada | Marvin Gelber | 21042 | 1 |
| Federal (November 8th, 1965) | .
New Democratic Party/Nouveau Parti démocratique | David Lewis | 21693 | 1 |
| Federal (June 25th, 1968) | .
New Democratic Party/Nouveau Parti démocratique | David Lewis | 12357 | 1 |
| Federal (October 30th, 1972) | .
New Democratic Party/Nouveau Parti démocratique | David Lewis | 14225 | 1 |
| Federal (July 8th, 1974) | .
Liberal Party of Canada/Parti libéral du Canada | Ursula Appolloni | 12485 | 1 |
York South/York-Sud (Ontario)