Northumberland—Peterborough South (provincial electoral district)
| Ontario electoral district | |||
|---|---|---|---|
Northumberland-Peterborough South in relation to other electoral districts in Southern Ontario | |||
| Provincial electoral district | |||
| Legislature | Legislative Assembly of Ontario | ||
| MPP |
Progressive Conservative | ||
| District created | 2015 | ||
| First contested | 2018 | ||
| Last contested | 2025 | ||
| Demographics | |||
| Population (2016) | 112,415 | ||
| Electors (2018) | 94,504 | ||
| Area (km²) | 2,903 | ||
| Pop. density (per km²) | 38.7 | ||
| Census division(s) | Durham, Northumberland, Peterborough County | ||
| Census subdivision(s) | Alnwick/Haldimand, Brighton, Clarington, Cobourg, Cramahe, Hamilton Township, Otonabee–South Monaghan, Peterborough, Port Hope, Trent Hills | ||
Northumberland—Peterborough South is a provincial electoral district in Ontario, Canada. It elects one member to the Legislative Assembly of Ontario. The riding was created in 2015.