Where is St. Catharines, ON?

map showing the location of St. Catharines — Location of St. Catharines on a map.

St. Catharines is a city found in Ontario, Canada. It is located 43.17 latitude and -79.24 longitude and it is situated at elevation 102 meters above sea level.

St. Catharines has a population of 131,989 making it the 20th biggest city in Ontario. It operates on the EDT time zone, which means that it follows the same time zone as Toronto.