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 24, 2026 and October 9, 2026.
Jefferson County, Oregon, has about 26,000 residents (2024 Census Bureau estimate). The title to a parcel in Jefferson 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, directory links, city permits, evictions and court cases, records requests and common questions.
Related guides: Jefferson County public records, Jefferson County arrest records, Jefferson County warrants, Jefferson County inmate search, Jefferson County criminal records, Oregon arrest records and Oregon inmate search.
Deeds, Mortgages and Liens in Jefferson County
Deeds, mortgages, liens and easements that affect title to land in Jefferson County are recorded by the County Clerk, which indexes them by name and sells copies.
SearchSystems opened and checked the County Clerk's page at jeffco.net/cc (page title: County Clerk | Jefferson County Oregon), a site that blocks automated checks (HTTP 403), so open it in a browser.
Assessed Values and the Tax Roll in Jefferson County
What a parcel in Jefferson 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 jeffersoncountyor.gov/assessor (page title: Assessor | Jefferson County Oregon), a site that blocks automated checks (HTTP 403), so open it in a browser.
More Official Property and Land Records Pages for Jefferson County
The SearchSystems directory, online since 1997, lists the official pages for Jefferson County and Oregon. These property pages from its Jefferson County listing were opened again on October 2, 2026 and each one still answers:
- Oregon Metro (gis.oregonmetro.gov)
Permits and City Records in the Cities of Jefferson County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Jefferson County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Madras: the city hall page SearchSystems verified is at madras.gov (verified September 26, 2026).
Evictions and Court Cases About Land in Jefferson County
Court cases about land from Jefferson County, evictions among them, are filed in the Jefferson County Circuit Court.
The court records page SearchSystems verified for the county is at courts.oregon.gov/courts/jefferson/records/pages/default.aspx.
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.
Frequently Asked Questions
Who records deeds in Jefferson County?
The County Clerk.
Who sets the assessed value of a property in Jefferson County?
The County Assessor.
Where are evictions from Jefferson County filed?
In the Jefferson 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 Jefferson 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.