Reviewed and updated October 11, 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 11, 2026.
Lassen County, California, has about 28,000 residents (2024 Census Bureau estimate). The title to a parcel in Lassen County is in the deed records of the County Recorder 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, city permits, evictions and court cases, records requests and common questions.
Related guides: Lassen County public records, Lassen County arrest records, Lassen County warrants, Lassen County inmate search, Lassen County criminal records, California arrest records and California inmate search.
Deeds, Mortgages and Liens in Lassen County
Deeds, mortgages, liens and easements that affect title to land in Lassen County are recorded by the County Recorder, which indexes them by name and sells copies.
SearchSystems opened and checked the County Recorder's page at lassen.courts.ca.gov/general-information/records-information (page title: Records & Information | Superior Court of California | County of Lassen), which answered when SearchSystems opened it on October 11, 2026.
Assessed Values and the Tax Roll in Lassen County
The County Assessor sets the value each parcel in Lassen County is taxed on and keeps the parcel maps. Under Proposition 13 a property's assessed value is set when it changes hands and can rise no more than 2 percent a year after that, so a home owned for decades is often assessed far below its market value.
SearchSystems opened and checked the County Assessor's page at lassencounty.gov/180/Assessor (page title: Assessor | Lassen County, CA), phone 530-251-8241, 107 S. Roop St. Susanville, CA 96130, Monday through Friday 9 am to Noon 1 to 4 pm, which answered when SearchSystems opened it on October 11, 2026.
Permits and City Records in the Cities of Lassen County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Lassen County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Susanville: the city clerk's page SearchSystems verified is at cityofsusanville.gov/197/City-Clerk, phone 530-252-5103 (verified September 25, 2026).
Evictions and Court Cases About Land in Lassen County
Court cases about land from Lassen County, evictions among them, are filed in the Superior Court of California, County of Lassen.
The court records page SearchSystems verified for the county is at lassen.courts.ca.gov, phone (530) 251-8205.
Asking a County Office for a Record
Under the California Public Records Act a county office must answer a request within 10 days, with up to 14 more days in unusual circumstances, and it may charge the direct cost of copying only, not staff time. The county records request page SearchSystems verified is at lassen.courts.ca.gov/general-information/records-information/obtain... (page title: Research & Copy Request E-Form | Superior Court of California | County of Lassen).
Frequently Asked Questions
Who records deeds in Lassen County?
The County Recorder, at lassen.courts.ca.gov. Deeds, mortgages and liens on land in Lassen County are filed there, and the County Assessor (lassencounty.gov/180/Assessor) has the assessment records.
Who sets the assessed value of a property in Lassen County?
The County Assessor, whose page SearchSystems verified is at lassencounty.gov/180/Assessor.
Where are evictions from Lassen County filed?
In the Superior Court of California, County of Lassen. The file is public unless the court seals it.
How is property assessed in California?
Under Proposition 13 a property's assessed value is set when it changes hands and can rise no more than 2 percent a year after that, so a home owned for decades is often assessed far below its market value.
Is this the official Lassen 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.