Belfair, Washington

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Belfair
Census-designated place (CDP)
State Route 3 through Belfair
Belfair Location of Belfair, in Washington State
Coordinates: 47°27′02″N 122°49′33″W / 47.45056°N 122.82583°W / 47.45056; -122.82583
Country	United States
State	Washington
County	Mason
Area
• Total	44.9 sq mi (116 km2)
Population  (2020)[1]
• Total	4,279
• Density	95/sq mi (37/km2)
Time zone	Pacific (PST) (UTC-8)
ZIP code	98528[2]
Area code	360
GNIS feature ID	1516383[3]

Belfair is a census-designated place in Mason County, Washington, United States. Located at the mouth of the Union River at Hood Canal, it serves as the commercial center of northern Mason County. The population of the surrounding area grows in the summertime, as the Canal and the Olympic Peninsula are popular with tourists. The population was 3,931 as of the 2010 census.