About Thunder Bay
Thunder Bay is a city located in Canada, in the Ontario region. According to the latest available data (2026), the population of Thunder Bay is approximately 108,843 residents, making it the #106 most populous city in Canada.
Globally, Thunder Bay ranks #14,592 among the world's most populated cities.
Thunder Bay City Statistics
| City | Thunder Bay |
| Country |  Canada |
| Population | 108,843 |
| Global Rank | #14,592 |
| Rank in Canada | #106 of 115 cities |
| City Category | city |
| Region | Ontario |
| Latitude | 48.3822 |
| Longitude | -89.2461 |
| Data Year | 2026 |
Where is Thunder Bay Located?
Thunder Bay is located in Canada, in the Ontario region, at coordinates 48.3822° latitude and -89.2461° longitude. Located in the mid-latitudes, Thunder Bay 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 Thunder Bay?
The population of Thunder Bay is approximately 108,843 residents according to the latest available data (2026).
Where is Thunder Bay located?
Thunder Bay is located in Canada at approximately 48.3822° latitude and -89.2461° longitude.
Is Thunder Bay one of the largest cities in Canada?
With a population of 108,843, Thunder Bay is one of the notable urban areas in Canada. It ranks #106 out of 115 cities in the country.
