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 on September 24, 2026.
Columbia County, Oregon, has about 54,000 residents (2024 Census Bureau estimate). The title to a parcel in Columbia County is in the deed records of the County Clerk 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, Oregon arrest records and Oregon 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 Clerk, with every lien or mortgage against the land.
SearchSystems opened and checked the County Clerk's page at columbiacountyor.gov/departments/CountyClerk (page title: Columbia County, Oregon Official Website | County Clerk), phone 503-397-3796, 911 Location 230 Strand St. Columbia County Courthouse Annex St. Helens, OR 97051, Monday - Friday 8:30 am - 5:00 pm, which answered when SearchSystems opened it on September 24, 2026.
Assessed Values and the Tax Roll in Columbia County
What a parcel in Columbia County is taxed on is the business of the County Assessor, which also keeps the parcel maps. Under Measure 50 a property's maximum assessed value can rise no more than 3 percent a year, so the assessed value is usually far below the real market value the assessor also lists.
SearchSystems opened and checked the County Assessor's page at columbiacountyor.gov/departments/Assessor/property-records-online (page title: Columbia County, Oregon Official Website | Assessor's Office), phone 503-397-2240, 911 Location 230 Strand St. Columbia County Courthouse Annex St. Helens, OR 97051, Monday - Friday 8:30 a.m. to 5:00 p.m., which answered when SearchSystems opened it on September 24, 2026.
Evictions and Court Cases About Land in Columbia County
An eviction, a foreclosure, a lien dispute or a quiet title suit is a court case in the Columbia County Circuit Court, and the file is public unless sealed.
The court records page SearchSystems verified for the county is at courts.oregon.gov/courts/columbia/records/pages/default.aspx, phone 503-397-2327.
Asking a County Office for a Record
Under the Oregon Public Records Law a county office must answer a request within 15 business days where practicable, after acknowledging the request within 5, and it may charge the actual cost of making the record available. The county records request page SearchSystems verified is at sheriff.columbiacountyor.gov/PublicRecordsRequests (page title: Columbia County Oregon Sheriff | Public Records Requests).
More Official Property and Land Records Pages for Columbia County
The SearchSystems directory, online since 1997, lists the official pages for Columbia County and Oregon. These property pages from its Columbia County listing were opened again on October 2, 2026 and each one still answers:
- Oregon Metro (gis.oregonmetro.gov)
Frequently Asked Questions
Who records deeds in Columbia County?
The County Clerk, at columbiacountyor.gov/departments/CountyClerk, phone 503-397-3796. Deeds, mortgages and liens on land in Columbia County are filed there, and the County Assessor (columbiacountyor.gov) has the assessment records.
Who sets the assessed value of a property in Columbia County?
The County Assessor, whose page SearchSystems verified is at columbiacountyor.gov.
Where are evictions from Columbia County filed?
In the Columbia County Circuit Court. The file is public unless the court seals it.
How is property assessed in Oregon?
Under Measure 50 a property's maximum assessed value can rise no more than 3 percent a year, so the assessed value is usually far below the real market value the assessor also lists.
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.