Lewis County, Washington
Lewis County | |
|---|---|
Lewis County Historic Courthouse | |
Location within the U.S. state of Washington | |
Washington's location within the U.S. | |
| Coordinates: 46°35′N 122°24′W / 46.58°N 122.4°W | |
| Country | United States |
| State | Washington |
| Founded | December 19, 1845 |
| Named after | Meriwether Lewis |
| Seat | Chehalis |
| Largest city | Centralia |
| Area | |
• Total | 2,436 sq mi (6,310 km2) |
| • Land | 2,403 sq mi (6,220 km2) |
| • Water | 33 sq mi (90 km2) 1.4% |
| Population (2020) | |
• Total | 82,149 |
• Estimate (2024) | 87,049 |
| • Density | 34/sq mi (13/km2) |
| Time zone | UTC−8 (Pacific) |
| • Summer (DST) | UTC−7 (PDT) |
| Congressional district | 3rd |
| Website | lewiscountywa.gov |
Lewis County is a county in the U.S. state of Washington. As of the 2020 census, the county's population was 82,149. The county seat is Chehalis, and its largest city is Centralia. Lewis County comprises the Centralia, WA Micropolitan Statistical Area, which is also included in the Seattle-Tacoma, WA Combined Statistical Area.