San Juan County, Washington
San Juan County profile, demographic data, and geographic information.
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 18,668 (2024)
ID: 176802
|
County | Official County Government |
Contact: COUNTY COUNCIL MEMBER
350 COURT ST, FRIDAY HARBOR WA 98250-7901
|
|
GUS Population: 2,744 (2024)
ID: 136127
|
Municipal | Municipal Government Within County |
Contact: TOWN CLERK
PO BOX 219, FRIDAY HARBOR WA 98250-0219
|