Back مقاطعة كلاكماس (أوريغون) Arabic Clackamas County, Oregon BAR Клакамас (окръг, Орегон) Bulgarian ক্লাকামাস কাউন্টি, অরেগন BPY Clackamas Gông (Oregon) CDO Клакамас (гуо, Орегон) CE Clackamas County CEB Clackamas County Czech Clackamas County, Oregon Welsh Clackamas County German
Clackamas County | |
|---|---|
 Seal  Logo | |
 Location within the U.S. state of Oregon | |
 Oregon's location within the U.S. | |
| Coordinates: 45°11′N 122°13′W / 45.19°N 122.21°W | |
| Country |  United States |
| State |  Oregon |
| Founded | July 5, 1843 |
| Named for | Clackamas people |
| Seat | Oregon City |
| Largest city | Lake Oswego |
| Area | |
| • Total | 1,883 sq mi (4,880 km2) |
| • Land | 1,870 sq mi (4,800 km2) |
| • Water | 13 sq mi (30 km2) 0.7% |
| Population (2020) | |
| • Total | 421,401 |
| • Estimate (2023) | 423,173  |
| • Density | 220/sq mi (86/km2) |
| Time zone | UTC−8 (Pacific) |
| • Summer (DST) | UTC−7 (PDT) |
| Congressional districts | 3rd, 5th, 6th |
| Website | www |
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Clackamas County (/ˈklækəməs/ CLAK-ə-məss) is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 421,401, making it Oregon's third-most populous county.[1] Its county seat is Oregon City.[2] The county was named after the native people living in the area at the time of the coming of Europeans, the Clackamas people, who are part of the Chinookan peoples.
Clackamas County is part of the Portland-Vancouver-Hillsboro, OR-WA Metropolitan Statistical Area. It is in the Willamette Valley.
- ^ "State & County QuickFacts". United States Census Bureau. Retrieved April 21, 2023.
- ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.