San Juan County property records
Where to look up owners, values, tax bills, parcel maps, deeds and value appeals in San Juan County, Washington. Each link goes to the county or state office that keeps the record.
Where each record lives
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Owner, land, building and value
Look up an owner’s name and mailing address, land and building details and the assessed value in the San Juan County property search.
Contact details and how-tos are on the San Juan County property assessment office page.
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Tax bills and payments
Find the current bill, the balance due and past payments with the San Juan County property tax lookup.
Property taxes are billed and collected by the San Juan County Treasurer.
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Parcel maps
See parcel boundaries, parcel numbers and aerial imagery on the San Juan County GIS parcel map.
The maps come from the San Juan County GIS Mapping Services.
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Deeds, liens and recorded documents
Search deeds, mortgages, liens and other recorded documents in the San Juan County deed and lien search.
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Value complaints and appeals
Deadlines, forms and how to file an appeal are on the San Juan County value appeals page.
Value appeals are heard by the San Juan County Board of Equalization.
Links go to official county and state sites and were last checked in November 2026. Offices move their pages, so if one has changed, the county’s own website (sanjuancountywa.gov) is the place to start.