Mason County, Washington

Mason County sits in southwestern Washington, where dense forests meet the water. The county is home to the beautiful Hood Canal, a popular destination for oyster harvesting, boating, and enjoying the coastal scenery. Shelton, the county seat, adds a welcoming small-town atmosphere to the region.

Outdoor recreation is a major part of life here, with numerous hiking trails, lakes, and rivers to explore. Olympic National Forest covers a significant portion of the county’s northwestern area, offering peaceful forests and fresh mountain air.

Forestry remains an important part of the local economy, with residents placing a strong emphasis on responsible and sustainable practices. Summers are generally mild and ideal for exploring the outdoors, while winters bring quiet evenings and occasional snowfall.

CategoryDetails
County NameMason County
County SeatShelton
PopulationApproximately 70,000
Cities, Towns, and CommunitiesShelton, Belfair, Allyn, Hoodsport, Grapeview
Interstates and HighwaysUS-101, WA-3, WA-106
FIPS Code53-045
Total Area (Land and Water)1,051 sq mi (Land: 959 sq mi; Water: 92 sq mi)
Adjacent Counties (and Direction) Jefferson County (Northwest), Kitsap County (Northeast), Pierce County (East), Thurston County (Southeast), Grays Harbor County (Southwest)
Time ZonePacific Time Zone (PT)
StateWashington
Coordinates47.3484° N, 123.1946° W
EtymologyNamed after Charles H. Mason, the first Secretary of the Washington Territory
Major LandmarksOlympic National Forest, Hood Canal, Potlatch State Park
Scroll to Top