Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and October 1, 2026.
Columbia County, Washington, has about 4,000 residents (2024 Census Bureau estimate). The title to a parcel in Columbia County is in the deed records of the County Auditor and its taxable value is set by the County Assessor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, evictions and court cases, records requests, directory links and common questions.
Related guides: Columbia County public records, Columbia County arrest records, Columbia County warrants, Columbia County inmate search, Columbia County criminal records, Washington arrest records and Washington inmate search.
Deeds, Mortgages and Liens in Columbia County
Who owns a parcel in Columbia County and what it sold for are in the deed records of the County Auditor, with every lien or mortgage against the land.
SearchSystems opened and checked the County Auditor's page at columbiaco.com/580/Obtain-Recorded-Documents (page title: Obtain Recorded Documents | Columbia County, WA), phone (509) 382-4541, which answered when SearchSystems opened it on September 30, 2026.
Assessed Values and the Tax Roll in Columbia County
The County Assessor sets the value each parcel in Columbia County is taxed on and keeps the parcel maps. Washington counties revalue every property every year and physically inspect each one at least every six years.
SearchSystems opened and checked the County Assessor's page at propertysearch.co.columbia.wa.us/PropertyAccess/PropertySearch.aspx (page title: Columbia County Assessor & Treasurer | Property Search), which answered when SearchSystems opened it on September 23, 2026.
Evictions and Court Cases About Land in Columbia County
An eviction is a court case in the District Court, and so is a foreclosure, a lien dispute or a quiet title suit, in the Columbia County Superior Court; the court file is public unless sealed.
The court records page SearchSystems verified for the county is at courts.wa.gov/court_dir/orgs/267.html, phone 509-382-4321.
Asking a County Office for a Record
Under the Public Records Act (RCW 42.56) a county office must answer a request within 5 business days, and it may charge for copies at 15 cents a page, and set fees for electronic records.
More Official Property and Land Records Pages for Columbia County
The SearchSystems directory, online since 1997, lists the official pages for Columbia County and Washington. These recorded document pages from its Columbia County listing were opened again on October 2, 2026 and each one still answers:
- Area History (columbiaco.com)
- court records of washington territory (sos.wa.gov)
- Recording Requirements (columbiaco.com)
Frequently Asked Questions
Who records deeds in Columbia County?
The County Auditor, at columbiaco.com/580/Obtain-Recorded-Documents, phone (509) 382-4541. Deeds, mortgages and liens on land in Columbia County are filed there, and the County Assessor (propertysearch.co.columbia.wa.us) has the assessment records.
Who sets the assessed value of a property in Columbia County?
The County Assessor, whose page SearchSystems verified is at propertysearch.co.columbia.wa.us.
Where are evictions from Columbia County filed?
In the District Court. The file is public unless the court seals it.
How is property assessed in Washington?
Washington counties revalue every property every year and physically inspect each one at least every six years.
Is this the official Columbia County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.