About Waterloo
Waterloo is a city located in Canada, in the Ontario region. According to the latest available data (2026), the population of Waterloo is approximately 121,436 residents, making it the #98 most populous city in Canada.
Globally, Waterloo ranks #13,370 among the world's most populated cities.
Waterloo City Statistics
| City | Waterloo |
| Country |  Canada |
| Population | 121,436 |
| Global Rank | #13,370 |
| Rank in Canada | #98 of 115 cities |
| City Category | city |
| Region | Ontario |
| Latitude | 43.4667 |
| Longitude | -80.5167 |
| Data Year | 2026 |
Where is Waterloo Located?
Waterloo is located in Canada, in the Ontario region, at coordinates 43.4667° latitude and -80.5167° longitude. Located in the mid-latitudes, Waterloo experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in Canada
Largest Cities in Canada
| # | City | Population |
|---|---|---|
| 1 | Lower Mainland | 2,524,113 |
| 2 | Urban agglomeration of Montreal | 2,004,265 |
| 3 | Montreal | 1,895,211 |
| 4 | National Capital Region | 1,488,307 |
| 5 | Montérégie | 1,460,933 |
Frequently Asked Questions
What is the population of Waterloo?
The population of Waterloo is approximately 121,436 residents according to the latest available data (2026).
Where is Waterloo located?
Waterloo is located in Canada at approximately 43.4667° latitude and -80.5167° longitude.
Is Waterloo one of the largest cities in Canada?
With a population of 121,436, Waterloo is one of the notable urban areas in Canada. It ranks #98 out of 115 cities in the country.
