Los Alamos County Property Taxes
Los Alamos County, New Mexico
Effective Tax Rate
0.00%
148.4% above state avgMedian Annual Tax
$0
$216/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
0.57%
At a Glance
Median Home Value
$452,500
State avg ▲ $181,648
Tax w/ Mortgage/yr
$2,570
$214/mo escrow
Tax w/o Mortgage/yr
$2,635
$220/mo
State Tax Rate Rank
#22
of 33 counties (1 = lowest)
Similar tax rates
Data Story
About Property Taxes in Los Alamos County, New Mexico
Los Alamos taxes nearly match national median
Los Alamos County's effective tax rate of 0.573% generates a median property tax of $2,591, nearly equal to the national median of $2,690. This places Los Alamos among the highest-tax counties in New Mexico and well above the national average in absolute dollars.
Highest-taxed county in New Mexico
Los Alamos County's 0.573% effective rate ranks highest across all New Mexico counties, exceeding the state average of 0.595%. The median property tax of $2,591 is two-and-a-half times the statewide median of $1,043, reflecting both high tax rates and the highest median home values in the state.
Far exceeds all surrounding counties
Los Alamos County's 0.573% rate dramatically outpaces Santa Fe and surrounding regions, with no adjacent counties coming close to this burden. The county's concentration of highly educated, well-compensated residents and robust property values drive its ranking as the state's highest-taxed area.
Los Alamos homeowner pays $2,591 yearly
With a median home value of $452,500 and a 0.573% effective rate, the typical Los Alamos County homeowner pays $2,591 annually—nearly $1,550 more than the state median. Both homeowners with mortgages ($2,570) and those without ($2,635) face similar bills due to high valuations.
Seek a professional assessment review
At Los Alamos's high tax levels, even modest assessment errors compound significantly. Consider hiring a property tax consultant to review your assessed value against recent comparable sales—the potential savings may easily justify the consultation fee.
How Los Alamos County Compares
Median Annual Property Tax
Los Alamos County
0.57%
Effective rate
New Mexico Avg
0.57%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Los Alamos County, New Mexico?
How much are property taxes in Los Alamos County?
How does Los Alamos County compare to the New Mexico average?
What is the median home value in Los Alamos County, New Mexico?
Is Los Alamos County a low property tax area in New Mexico?
How does Los Alamos County rank for property taxes in New Mexico?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in New Mexico
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.