St. Clair
- Country:
- Canada
- Continent:
- North America
St. Clair's 2026 population is now estimated at 16,075.In 2001, the population of St. Clair was 15,218.St. Clair has grown by 203 in the last year, which represents a 1.28% annual change.These population values and projections come from Statistics Canada Table 17-10-0155-01: Population estimates, July 1, by census subdivision, 2021 boundaries and World Population Review Internal Projections.