Thurston County, Washington

Thurston County: County in the state of Washington, United States

About

Thurston County is a county located in the U.S. state of Washington. As of the 2010 census, the population was 252,264 and a population density of 126 people per km². After 10 years in 2020 county had an estimated population of 294,074 inhabitants. Its county seat is Olympia. The county was created 173 years ago in 1851.

Thurston County locator map
Location of Thurston County on Washington map.

Quick Facts about Thurston County

Population : 294,074 (2020)
Country : United States of America
State : Washington (United States)
Different from : Thurston County
Area : 2004 km2
Water as percent of area : 6.7%
Land as percent of area : 93.3%
Named for : Samuel Thurston
Altitude : 236 feet / 72 meters
Capital : Olympia
Establishment : January 01, 1852
Time Zone : America/Los_Angeles
Local time : 08:49:31 (22nd February 2025)
Density : 147 Pop. per km² as of 2020
Population growth : 14.22% (2010-2020)
Thurston County Courthouse 'Olympia Washington' image
Thurston County Courthouse 'Olympia Washington'
Thurston County Courthouse 'Olympia Washington' image
Thurston County Courthouse 'Olympia Washington' image

Geography

Thurston County is located at 46°55'46"N 122°49'55"W (46.9295000, -122.8320800). It has 4 neighbors: Grays Harbor County, Lewis County, Mason County and Pierce County.

Thurston County map

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The largest city of Thurston County is Lacey with a population of 54,178. Other cities include, Olympia population 53,620, Tumwater population 24,272, Yelm population 9,591 and Grand Mound population 2,981. See all Thurston County cities & populated places.

Thurston County Populated Places

Cities, towns, neighborhoods & other populated places in Thurston County.

City Name Population Title
Lacey 54,178 The most populous city in Thurston County, Washington.
Olympia 53,620 The capital of Washington state.
Tumwater 24,272 City in Thurston County, Washington, United States
Yelm 9,591 City in Thurston County, Washington, United States
Grand Mound 2,981 City in Thurston County, Washington, United States
North Yelm 2,906 Census designated place
Rainier 2,350 City in Thurston County, Washington, United States
Tenino 1,867 City in Thurston County, Washington, United States
Bucoda 591 Town of the United States

Thurston County has 4 neighbours.

  • Olympia

Demographics

The population of Thurston County increased by 14.22% in 10 years.

Year Population % Change Method
2010 252,264 - census
2011 256,386 1.61% estimation process
2012 258,527 0.83% estimation process
2013 261,852 1.27% estimation process
2014 264,909 1.15% estimation process
2015 267,978 1.15% estimation process
2016 273,714 2.1% estimation process
2017 280,269 2.34% estimation process
2018 286,056 2.02% estimation process
2019 290,536 1.54% estimation process
2020 294,074 1.2% estimation process

Comitatul Thurston, Comte de Thurston, Comté de Thurston, Condado de Thurston, Condado han Thurston, Contea di Thurston, Hrabstwo Thurston, Kantono Thurston, Okres Thurston, Okrug Terston, Quan Thurston, Quận Thurston, Terston, Thurston, Thurston Kun, Thurston Kūn, Thurston konderria, Thurston megye, Thurstoni maakond, Turstun, mqatʿt thwrstwn, sasuton jun, se si dun xian, shhrstan twrstn washyngtn, tharsatana ka'unti, Округ Терстон, Терстон, Търстън, تھرسٹن کاؤنٹی, تھرسٹن کاؤنٹی، واشنگٹن, شهرستان تورستن، واشینگتن, مقاطعة ثورستون, থার্সটন কাউন্টি, サーストン郡, 瑟斯顿县

People born in Thurston County (1)

American architect Elizabeth Ayer was born in Thurston County

Other places with the same name (2)

Washington Other Counties (more counties)

County Name Population Title
King County 2,274,315 County in the state of Washington, United States
Pierce County 913,890 County in the state of Washington, United States
Snohomish County 830,393 County in the state of Washington, United States
Seattle 769,714 The eighteenth most populous city in the United States and the center of the Seattle metropolitan area.
Spokane County 528,225 County in the state of Washington, United States
Clark County 496,865 County in Washington, United States
Kitsap County 272,787 County in the state of Washington, United States
Yakima County 251,879 County in the state of Washington, United States
Whatcom County 231,016 County in the state of Washington, United States
Spokane 222,050 The second most populous city in Washington.
Tacoma 219,945 The third most populous city in Washington.
Benton County 206,426 County in Arkansas, United States
Vancouver 186,192 The third most populous city in Washington.
Bellevue 148,073 The most populous city in Washington.
Skagit County 130,789 County in the state of Washington, United States
Kent 130,676 The fourth most populous city in King County, Washington.