Ajax Population 2026
Ajax has a population of 119,677, making it the #56 biggest city in 🇨🇦 Canada, located in Ontario. Roughly 0.3% of Canada's population lives here. It is about 23× smaller than Toronto, the country's biggest city.
Population (city proper)
119,677
Rank in Canada
#56
Coordinates
43.85°N, 79.03°W
~97 m elevation · America/Toronto
Distance to capital (Ottawa)
316 km
196 miles, straight line
Other big cities in Ontario
Cities near Ajax
- Whitby138,501 people · ~9 km away
- Pickering91,771 people · ~10 km away
- Oshawa175,383 people · ~16 km away
- Markham338,503 people · ~19 km away
- Bowmanville39,371 people · ~29 km away
- Willowdale79,440 people · ~31 km away
FAQ
What is the population of Ajax?
Ajax has a population of 119,677 (city proper, latest official figure via GeoNames), making it the #56 biggest city in Canada.
What region is Ajax in?
Ajax is located in Ontario, Canada.
Is Ajax the capital of Canada?
No, the capital of Canada is Ottawa, about 316 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.