Sarnia, Ontario

Sarnia: City in Ontario, Canada

About

Quick Facts about Sarnia

Population : 72,125
Country : Canada
State : Ontario (Canada)
Altitude : 627 feet / 191 meters
Time Zone : America/Toronto
Local time : 21:25:56 (5th December 2025)

Geography

Sarnia is located at 42°58'0"N 82°22'59"W (42.96677575, -82.383127601).

Sarnia map

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Sarnia