About Oshawa
Oshawa is a city in Ontario, Canada with a population of 175,383. It is the 32nd largest of the 295 cities of 15,000 or more listed in Canada, and the 3,268th largest worldwide. It lies 301 km from Ottawa.
Key Facts
Country
Region
Rank in region
#16of 100
Coordinates
43.900, -78.850
Record updated
4 August 2025
Entry edited, not measured
City population, GeoNames. GeoNames publishes no year for its population figures, so “record updated” is when the entry was last edited — not the date the population was measured. Elevation is modelled from a digital elevation model rather than surveyed, so it is approximate.
Nearby Cities
All 295 in CanadaClosest listed cities by great-circle distance from the city centre.