About Whatcom County
Whatcom County is a city located in United States, in the Washington region. According to the latest available data (2026), the population of Whatcom County is approximately 226,847 residents, making it the #343 most populous city in United States.
Globally, Whatcom County ranks #7,954 among the world's most populated cities.
Whatcom County City Statistics
| City | Whatcom County |
| Country |  United States |
| Population | 226,847 |
| Global Rank | #7,954 |
| Rank in United States | #343 of 867 cities |
| City Category | city |
| Region | Washington |
| Latitude | 48.83 |
| Longitude | -121.9 |
| Data Year | 2026 |
Where is Whatcom County Located?
Whatcom County is located in United States, in the Washington region, at coordinates 48.83° latitude and -121.9° longitude. Located in the mid-latitudes, Whatcom County 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 Whatcom County?
The population of Whatcom County is approximately 226,847 residents according to the latest available data (2026).
Where is Whatcom County located?
Whatcom County is located in United States at approximately 48.83° latitude and -121.9° longitude.
Is Whatcom County one of the largest cities in United States?
With a population of 226,847, Whatcom County is one of the notable urban areas in United States. It ranks #343 out of 867 cities in the country.
