About Clackamas County
Clackamas County is a city located in United States, in the Oregon region. According to the latest available data (2026), the population of Clackamas County is approximately 421,401 residents, making it the #179 most populous city in United States.
Globally, Clackamas County ranks #4,395 among the world's most populated cities.
Clackamas County City Statistics
| City | Clackamas County |
| Country |  United States |
| Population | 421,401 |
| Global Rank | #4,395 |
| Rank in United States | #179 of 867 cities |
| City Category | city |
| Region | Oregon |
| Latitude | 45.19 |
| Longitude | -122.21 |
| Data Year | 2026 |
Where is Clackamas County Located?
Clackamas County is located in United States, in the Oregon region, at coordinates 45.19° latitude and -122.21° longitude. Located in the mid-latitudes, Clackamas 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 Clackamas County?
The population of Clackamas County is approximately 421,401 residents according to the latest available data (2026).
Where is Clackamas County located?
Clackamas County is located in United States at approximately 45.19° latitude and -122.21° longitude.
Is Clackamas County one of the largest cities in United States?
With a population of 421,401, Clackamas County is one of the notable urban areas in United States. It ranks #179 out of 867 cities in the country.
