Markham—Thornhill (provincial electoral district)
| Ontario electoral district | |||
|---|---|---|---|
Markham—Thornhill in relation to other Greater Toronto Area districts | |||
| Provincial electoral district | |||
| Legislature | Legislative Assembly of Ontario | ||
| MPP |
Progressive Conservative | ||
| District created | 2015 | ||
| First contested | 2018 | ||
| Last contested | 2025 | ||
| Demographics | |||
| Population (2021) | 97,510 | ||
| Electors (2025) | 72,291 | ||
| Area (km²) | 42 | ||
| Pop. density (per km²) | 2,321.7 | ||
| Census division(s) | York | ||
| Census subdivision(s) | Markham | ||
Markham—Thornhill is a provincial electoral district in Ontario, Canada. It elects one member to the Legislative Assembly of Ontario. The riding was created in 2015.