Population of St. Catharines, Canada as of March 2025. How many people live in St. Catharines today?

Canada / St. Catharines
The exact population of St. Catharines as of March 2025 is estimated at 140,370 residents. Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from St. Catharines.

Population of St. Catharines


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This population of St. Catharines is provided by the local bureau of statistics.
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