Caroline Mulroney (PC) won York—Simcoe in the February 27, 2025 Ontario general election with 59.4% of the vote, 14,764 votes (35.5 points) ahead of Fatima Chaudhry (LIB). 41,588 valid votes were counted.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Caroline Mulroneyelected | Progressive Conservative | 24,705 | 59.4% |
| Fatima Chaudhry | Liberal | 9,941 | 23.9% |
| Justin Graham | New Democratic | 3,206 | 7.7% |
| Jennifer Baron | Green | 2,006 | 4.8% |
| Brent Fellman | New Blue | 841 | 2% |
| Sean Conroy | Other | 434 | 1% |
| Alana Hollander | Ontario Party | 317 | 0.8% |
| Franco Colavecchia | Other | 138 | 0.3% |
Source: Elections Ontario, Official Return from the Records for the 2025 general election, and 2022 electoral district boundaries.