The mission of the Los Alamos County Assessor’s Office is to provide excellent public service by providing complete, accurate, and timely assessments of all property subject to taxation in accordance with New Mexico Property Tax Code statutes, orders, regulations and laws, the tenants of the International Association of Assessing Officers, and Uniform Standard of Professional Appraisal Practice, with a well-managed office and professional staff.
Please contact the Assessor's Office for comments, question or concerns. George Chandler is available for in-person visits every Monday from 9:00am to 12:00pm at the Assessor's Office.
Helpful Tips(PDF, 471KB)
Videos and Presentations
2013 NM PTD Evaluation
"The overall operation of the Los Alamos County Assessor's Office is considered excellent."
Appraisal Bureau Chief
State of New Mexico Property Tax Division
NOV's and Exemptions
Description of the Notice of Valuation process and Exemptions.
Property Valuation & Maintenance Plan(PDF, 9MB)
Link to Assessor's annual Property Valuation & Maintenance Plan
New Mexico Property Tax Division
Information about the Appraisal Bureau, State Assessed Property Bureau and the Delinquent Property Tax Bureau.
New Mexico Department of Finance and Administration; Local Government Division
Assistance with the appropriate use of public funds.
New Mexico Association of Counties
Find out how counties work together to solve common problems.
New Mexico Department of Veterans Services
Information about support services for New Mexico Veterans
International Association of Assessing Officers (IAAO)
Resource of information for property appraisal, assessment administration, and property tax policy.
Office of The State Engineer
Click link to see how water right transfers are affected by state law.
New Mexico Livestock Board
Click here for information regarding livestock registry, inspections and transfers.
New Mexico Manufactured Housing Division
Click here for information related to Manufactured Homes
Term Ends December 31st 2026
The County Assessor is elected by the voters every four years. Learn more about our currently elected County Assessor.