Lewis County, Washington

Lewis County
Lewis County Historic Courthouse
Lewis County Historic Courthouse
Map of Washington highlighting Lewis County
Location within the U.S. state of Washington
Map of the United States highlighting Washington
Washington's location within the U.S.
Coordinates: 46°35′N 122°24′W / 46.58°N 122.4°W / 46.58; -122.4
Country United States
State Washington
FoundedDecember 19, 1845
Named forMeriwether Lewis
SeatChehalis
Largest cityCentralia
Area
 • Total2,436 sq mi (6,310 km2)
 • Land2,403 sq mi (6,220 km2)
 • Water33 sq mi (90 km2)  1.4%
Population
 (2020)
 • Total82,149
 • Estimate 
(2023)
86,154 Increase
 • Density32.5/sq mi (12.5/km2)
Time zoneUTC−8 (Pacific)
 • Summer (DST)UTC−7 (PDT)
Congressional district3rd
Websitelewiscountywa.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.[1] The county seat is Chehalis,[2] 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.

  1. ^ "State & County QuickFacts". United States Census Bureau. Retrieved November 10, 2024.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.

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