Mason County, Washington facts for kids

Kids Encyclopedia Facts
Mason County, Washington
Seal of Mason County, Washington
Map

Location in the state of Washington
Map of the USA highlighting Washington
Washington's location in the U.S.
Statistics
Founded March 13, 1854
Seat Shelton
Largest City Shelton
Area
 - Total
 - Land
 - Water

1,051 sq mi (2,722 km²)
959 sq mi (2,484 km²)
92 sq mi (238 km²), 8.7%
PopulationEst.
 - (2015)
 - Density

61,023
63/sq mi (24/km²)
Time zone Pacific: UTC-8/-7
Website: www.co.mason.wa.us
Named for: Charles H. Mason

Mason County is a county located in the U.S. state of Washington. As of the 2010 census, the population was 60,699. The county seat and only incorporated city is Shelton. The county was formed out of King County on March 13, 1854. Originally named Sawamish County, it took its present name in 1864 in honor of Charles H. Mason, the first Secretary of Washington Territory.

Mason County comprises the Shelton, WA Micropolitan Statistical Area and is included in the Seattle-Tacoma, WA Combined Statistical Area.

Geography

Mount Rainier over Totten Inlet
Mount Rainier looms over the still waters of Totten Inlet. Mason County, Washington.

According to the U.S. Census Bureau, the county has a total area of 1,051 square miles (2,720 km2), of which 959 square miles (2,480 km2) is land and 92 square miles (240 km2) (8.7%) is water.

Geographic features

  • Brown Cove
  • Case Inlet
  • Hammersley Inlet
  • Harstine Island
  • Hood Canal
  • Lake Cushman
  • Mason Lake
  • Olympic Mountains
  • Puget Sound
  • Squaxin Island
  • Totten Inlet

Major highways

  • US 101.svg U.S. 101
  • WA-3.svg SR 3
  • WA-108.svg SR 108
  • WA-106.svg SR 106

Adjacent counties

National protected areas

  • Olympic National Forest (part)
  • Olympic National Park (part)

Demographics

Historical population
Census Pop.
1860 162
1870 289 78.4%
1880 639 121.1%
1890 2,826 342.3%
1900 3,810 34.8%
1910 5,156 35.3%
1920 4,919 −4.6%
1930 10,060 104.5%
1940 11,603 15.3%
1950 15,022 29.5%
1960 16,251 8.2%
1970 20,918 28.7%
1980 31,184 49.1%
1990 38,341 23.0%
2000 49,405 28.9%
2010 60,699 22.9%
Est. 2015 61,023 0.5%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010–2015

2000 census

As of the census of 2000, there were 49,405 people, 18,912 households, and 13,389 families residing in the county. The population density was 51 people per square mile (20/km²). There were 25,515 housing units at an average density of 26 per square mile (10/km²). The racial makeup of the county was 88.46% White, 1.19% Black or African American, 3.72% Native American, 1.05% Asian, 0.45% Pacific Islander, 2.10% from other races, and 3.03% from two or more races. 4.78% of the population were Hispanic or Latino of any race. 16.7% were of German, 9.9% Irish, 9.8% English, 8.6% United States or American and 6.8% Norwegian ancestry.

There were 18,912 households out of which 28.90% had children under the age of 18 living with them, 56.90% were married couples living together, 9.20% had a female householder with no husband present, and 29.20% were non-families. 23.30% of all households were made up of individuals and 9.90% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 2.89.

In the county, the population was spread out with 23.50% under the age of 18, 7.70% from 18 to 24, 26.50% from 25 to 44, 25.80% from 45 to 64, and 16.50% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 107.00 males. For every 100 females age 18 and over, there were 107.30 males.

The median income for a household in the county was $39,586, and the median income for a family was $44,246. Males had a median income of $37,007 versus $25,817 for females. The per capita income for the county was $18,056. About 8.80% of families and 12.20% of the population were below the poverty line, including 17.30% of those under age 18 and 4.90% of those age 65 or over.

2010 census

As of the 2010 United States Census, there were 60,699 people, 23,832 households, and 16,057 families residing in the county. The population density was 63.3 inhabitants per square mile (24.4/km2). There were 32,518 housing units at an average density of 33.9 per square mile (13.1/km2). The racial makeup of the county was 86.1% white, 3.7% American Indian, 1.2% Asian, 1.1% black or African American, 0.4% Pacific islander, 3.4% from other races, and 4.1% from two or more races. Those of Hispanic or Latino origin made up 8.0% of the population. In terms of ancestry, 19.7% were German, 13.8% were English, 13.5% were Irish, 6.7% were Norwegian, and 4.9% were American.

Of the 23,832 households, 27.0% had children under the age of 18 living with them, 52.5% were married couples living together, 9.5% had a female householder with no husband present, 32.6% were non-families, and 25.3% of all households were made up of individuals. The average household size was 2.45 and the average family size was 2.87. The median age was 44.4 years.

The median income for a household in the county was $48,104 and the median income for a family was $56,809. Males had a median income of $44,992 versus $33,982 for females. The per capita income for the county was $22,530. About 11.1% of families and 15.6% of the population were below the poverty line, including 21.0% of those under age 18 and 9.0% of those age 65 or over.

Communities

City

Census-designated places

Unincorporated communities


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