Quick facts
Markham overview
Markham (orange) and the other large cities of Canada
Markham lies in Ontario in Canada at 43.87°N, 79.27°W, about 168 m above sea level. The local time zone is America/Toronto (UTC-4).
It is smaller than Etobicoke (365,000) and larger than Vaughan (323,103). The largest city in Canada is Toronto with 2,794,356 people; the capital, Ottawa, has 1,017,449.
The national capital, Ottawa, is about 330 km away; the nearest large city is Richmond Hill, 14 km from Markham.
Canada as a whole has a live population of 40,562,765 (+0.8% a year) and ranks #38 of 238 countries — see the Canada population page for the full statistics and the Canada atlas for provinces, terrain and society maps.
Cities near Markham
Largest cities in Canada
Frequently asked questions
What is the population of Markham?
Markham has about 338,503 inhabitants according to the latest official census or estimate compiled by GeoNames. This is the city proper; the metropolitan area is larger.
Is Markham the capital of Canada?
No. The capital of Canada is Ottawa (1,017,449 people), about 330 km away. Markham is the 17th largest city of the country.
How big is Markham compared with the rest of Canada?
Its 338,503 residents are 0.8% of the 40,562,765 people living in Canada today. Toronto is larger with 2,794,356 people.
Where is Markham?
In Ontario, Canada, at latitude 43.87 and longitude -79.27, 168 m above sea level. Nearby large cities include Richmond Hill (14 km), Thornhill (14 km), Ajax (19 km).
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Cite or link to this page
Glostats. (2026). Markham Population 2026 — Canada. Retrieved October 20, 2026, from https://glostats.com/cities/canada/markham/<a href="https://glostats.com/cities/canada/markham/">Markham Population 2026 — Canada</a> — GlostatsFigures on this page may be quoted, charted or republished as long as the page is credited with a link. Terms · Download the data as CSV · Embed a live counter.
City populations are GeoNames figures (CC BY 4.0): the latest official census or estimate for the city proper — the municipality, not the wider metropolitan area — so they can differ from "metro area" numbers you see elsewhere. Country populations are live Glostats estimates from the UN World Population Prospects. Distances are great-circle distances between city centres. Page generated 2026-10-20. More about our data.