Nepean Population 2026
Nepean has a population of 180,000, making it the #31 biggest city in 🇨🇦 Canada, located in Ontario. Roughly 0.4% of Canada's population lives here. It is about 16× smaller than Toronto, the country's biggest city.
Population (city proper)
180,000
Rank in Canada
#31
Coordinates
45.34°N, 75.72°W
~87 m elevation · America/Toronto
Distance to capital (Ottawa)
9 km
6 miles, straight line
Other big cities in Ontario
Cities near Nepean
- Ottawa South125,090 people · ~7 km away
- Gloucester150,012 people · ~7 km away
- Ottawa1,017,449 people · ~9 km away
- Aylmer56,542 people · ~10 km away
- Gatineau300,045 people · ~16 km away
- Orléans125,937 people · ~22 km away
FAQ
What is the population of Nepean?
Nepean has a population of 180,000 (city proper, latest official figure via GeoNames), making it the #31 biggest city in Canada.
What region is Nepean in?
Nepean is located in Ontario, Canada.
Is Nepean the capital of Canada?
No, the capital of Canada is Ottawa, about 9 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.