About Boulder
Boulder is a city located in United States, in the Colorado region. According to the latest available data (2026), the population of Boulder is approximately 108,250 residents, making it the #789 most populous city in United States.
Globally, Boulder ranks #14,665 among the world's most populated cities.
Boulder City Statistics
| City | Boulder |
| Country |  United States |
| Population | 108,250 |
| Global Rank | #14,665 |
| Rank in United States | #789 of 867 cities |
| City Category | city |
| Region | Colorado |
| Latitude | 40.0194 |
| Longitude | -105.2928 |
| Data Year | 2026 |
Where is Boulder Located?
Boulder is located in United States, in the Colorado region, at coordinates 40.0194° latitude and -105.2928° longitude. Located in the mid-latitudes, Boulder experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Boulder?
The population of Boulder is approximately 108,250 residents according to the latest available data (2026).
Where is Boulder located?
Boulder is located in United States at approximately 40.0194° latitude and -105.2928° longitude.
Is Boulder one of the largest cities in United States?
With a population of 108,250, Boulder is one of the notable urban areas in United States. It ranks #789 out of 867 cities in the country.
