Los Alamos County Property Tax Rate — New Mexico 2026
In Los Alamos County, New Mexico, homeowners pay a median annual property tax of $2,591 on a median home value of $452,500, resulting in an effective property tax rate of 0.57%. This rate is 0.15% lower than the New Mexico state average (0.72%) and 0.34% lower than the national average (0.91%).
How Los Alamos County Compares
Homeowners in Los Alamos County enjoy a relatively low property tax burden compared to both the New Mexico state average and the national average.
Property Tax Calculator for Los Alamos County
Enter your home’s estimated market value to calculate your approximate annual property tax in Los Alamos County, New Mexico.
This estimate uses the effective tax rate of 0.57% based on ACS data. Actual taxes may differ based on local assessments, exemptions, and levies.
Housing Breakdown
Property Tax Details for Los Alamos County, New Mexico
The median property tax paid by homeowners in Los Alamos County is $2,591 per year. Based on a median home value of $452,500, this translates to an effective property tax rate of 0.57%.
For context, the statewide median property tax in New Mexico is $1,669 with an effective rate of 0.72%, while the national average effective rate stands at 0.91%. Los Alamos County’s effective rate is 0.15% lower than the New Mexico state average (0.72%).
Of the 8,211 housing units in Los Alamos County, approximately 74.55% are owner-occupied and 25.45% are renter-occupied. Homeownership rates can influence local tax policy, as communities with higher ownership rates often see more voter engagement on property tax issues.
Important: The data on this page is for informational purposes only and should not be used as tax advice. Actual property taxes depend on your property’s assessed value, local millage rates, and any applicable exemptions. Contact your county assessor’s office for precise tax information.