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.
Los Alamos County, New Mexico, has about 20,000 residents (2024 Census Bureau estimate). The title to a parcel in Los Alamos 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: Los Alamos County public records, Los Alamos County arrest records, Los Alamos County warrants, Los Alamos County criminal records, Los Alamos County court records, New Mexico arrest records and New Mexico inmate search.
Deeds, Mortgages and Liens in Los Alamos County
Deeds, mortgages, liens and easements that affect title to land in Los Alamos 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 losalamosnm.gov/Services/Records-and-Licenses/3Online-Records-Search (page title: Online Records Search | Incorporated County of Los Alamos, NM), phone 505-672-6382, 1000 Central Avenue Suite 240 Los Alamos, NM 87544, Monday - Friday 8:00 a.m. - 5:00 p.m., which answered when SearchSystems opened it on September 24, 2026.
Assessed Values and the Tax Roll in Los Alamos County
What a parcel in Los Alamos County is taxed on is the business of the County Assessor, which also keeps the parcel maps. New Mexico caps the yearly rise in a home's assessed value at 3 percent until it is sold.
SearchSystems opened and checked the County Assessor's page at losalamosnm.gov/Government/Departments-offices/Assessor-Office (page title: Assessor's Office | Incorporated County of Los Alamos, NM), phone 505-672-6382, Tuesday from 9:00am to 12:00pm, which answered when SearchSystems opened it on September 24, 2026.
Evictions and Court Cases About Land in Los Alamos County
Court cases about land from Los Alamos County, evictions among them, are filed in the Magistrate Court or the District Court for Los Alamos County.
The court records page SearchSystems verified for the county is at firstdistrict.nmcourts.gov/about-this-district/court-dockets/los-al.... That page belongs to a lower court, the Magistrate Court, not to the District Court for Los Alamos County.
Asking a County Office for a Record
Under the Inspection of Public Records Act a county office must answer a request within 15 calendar days, after acknowledging the request within 3 business days, and it may charge copying at no more than $1 a page. The county records request page SearchSystems verified is at losalamosnm.gov/Services/Records-and-Licenses/Inspection-of-Public-... (page title: Request To Inspect Public Records Online Form | Incorporated County of Los Alamos, NM).
More Official Property and Land Records Pages for Los Alamos County
The SearchSystems directory, online since 1997, lists the official pages for Los Alamos County and New Mexico. These property pages from its Los Alamos County listing were opened again on October 2, 2026 and each one still answers:
- https://gis.losalamosnm.us/securegis/rest/services... (gis.losalamosnm.us)
- INCORPORATED COUNTY OF LOS ALAMOS RESOLUTION NO. 24-01 (losalamos.legistar.com)
Frequently Asked Questions
Who records deeds in Los Alamos County?
The County Clerk, at losalamosnm.gov, phone 505-672-6382. Deeds, mortgages and liens on land in Los Alamos County are filed there, and the County Assessor (losalamosnm.gov) has the assessment records.
Who sets the assessed value of a property in Los Alamos County?
The County Assessor, whose page SearchSystems verified is at losalamosnm.gov.
Where are evictions from Los Alamos County filed?
In the Magistrate Court. The file is public unless the court seals it.
How is property assessed in New Mexico?
New Mexico caps the yearly rise in a home's assessed value at 3 percent until it is sold.
Is this the official Los Alamos 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.