Population in St Catharines
3 indicators covering population for St Catharines.
| Indicator | Latest | Year | 10-yr change | Rank |
|---|---|---|---|---|
| Heat stress - Cities and FUAs — Mean population exposure to heat | 36.1 Days per year | 2025 | up 103.6% | 652nd |
| Population by age and sex - Cities and FUAs | 136,800 Persons | 2021 | up 1.4% | 824th |
| Population and built-up density - Cities and FUAs — Urbanised area | 17 Square kilometres | 2030 | unchanged | 599th |