Thurston County, Washington facts for kids

Quick facts for kids Thurston County
U.S. county
Former Thurston County Courthouse
Location within the U.S. state of Washington
Washington's location within the U.S.
Country	United States
State	Washington
Founded	January 12, 1852
Named for	Samuel Thurston
Seat	Olympia
Largest city	Olympia
Area
• Total	774 sq mi (2,000 km2)
• Land	722 sq mi (1,870 km2)
• Water	52 sq mi (130 km2)  6.7%%
Population  (2020)
• Total	294,793
• Estimate  (2021)	297,977
• Density	368/sq mi (142/km2)
Time zone	UTC−8 (Pacific)
• Summer (DST)	UTC−7 (PDT)
Congressional districts	3rd, 10th

Thurston County is a county located in the U.S. state of Washington. As of the 2020 census, its population was 294,793. The county seat and largest city is Olympia, the state capital.

Thurston County was created out of Lewis County by the government of Oregon Territory on January 12, 1852. At that time, it covered all of the Puget Sound region and the Olympic Peninsula. On December 22 of the same year, Pierce, King, Island, and Jefferson counties were split off from Thurston County. It is named after Samuel R. Thurston, the Oregon Territory's first delegate to Congress.

Thurston County comprises the Olympia-Tumwater, WA Metropolitan Statistical Area and is included in the Seattle-Tacoma, WA Combined Statistical Area.

Geography

According to the U.S. Census Bureau, the county has a total area of 774 square miles (2,000 km²), of which 722 square miles (1,870 km²) is land and 52 square miles (130 km²) (6.7%) is water.

Major watersheds: Black River, Budd/Deschutes, Chehalis River, Eld Inlet, Henderson Inlet, Nisqually River, Skookumchuck River, Totten Inlet and West Capitol Forest.

Geographic features

Major highways

• Interstate 5
• SR 507
• SR 510
• U.S. 12
• U.S. 101

Adjacent counties

• Pierce County - northeast
• Lewis County - south
• Grays Harbor County - west
• Mason County - north/northwest

National protected areas

• Nisqually National Wildlife Refuge (part)

Demographics

2010 census

As of the 2010 census, there were 252,264 people, 100,650 households, and 66,161 families living in the county. The population density was 349.4 inhabitants per square mile (134.9/km²). There were 108,182 housing units at an average density of 149.8 per square mile (57.8/km²). The racial makeup of the county was 82.4% white, 5.2% Asian, 2.7% black or African American, 1.4% American Indian, 0.8% Pacific islander, 2.2% from other races, and 5.3% from two or more races. Those of Hispanic or Latino origin made up 7.1% of the population. In terms of ancestry, 21.2% were German, 13.4% were English, 13.2% were Irish, 5.0% were Norwegian, and 4.7% were American.

Of the 100,650 households, 31.7% had children under the age of 18 living with them, 49.9% were married couples living together, 11.4% had a female householder with no husband present, 34.3% were non-families, and 25.9% of all households were made up of individuals. The average household size was 2.46 and the average family size was 2.95. The median age was 38.5 years.

The median income for a household in the county was $60,930 and the median income for a family was $71,833. Males had a median income of $53,679 versus $41,248 for females. The per capita income for the county was $29,707. About 7.1% of families and 10.3% of the population were below the poverty line, including 13.0% of those under age 18 and 5.9% of those age 65 or over.

Communities

Cities

• Lacey
• Olympia (county seat)
• Rainier
• Tenino
• Tumwater
• Yelm

Towns

• Bucoda

Census-designated places

• Grand Mound
• Nisqually Indian Community
• North Yelm
• Rochester
• Tanglewilde-Thompson Place

Unincorporated communities

Ghost towns

• Tono

Education

School Districts in Thurston County:

See also

In Spanish: Condado de Thurston (Washington) para niños