White Rock, Los Alamos County, New Mexico Property Taxes
Median White Rock, NM effective property tax rate: 0.80%, significantly lower than the national median of 1.02%, but lower than the New Mexico state median of 0.86%.
Median White Rock, NM home value: $321,360
Median annual White Rock, NM tax bill: $2,561, $161 higher than the national median property tax bill of $2,400.
How are property taxes in Los Alamos calculated?
Property taxes in White Rock, NM are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding White Rock’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in White Rock, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
White Rock, Los Alamos County, New Mexico Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.8%
Estimate Property Tax Bill
$2,571
$2,386
Property Tax Rates Across White Rock, Los Alamos County, New Mexico
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective White Rock Tax Rate
0.80%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Los Alamos County Tax Rate
0.80%
Median Effective New Mexico Tax Rate
0.86%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across White Rock, Los Alamos County, New Mexico
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
87547 | 0.77% | 0.79% | 0.80% | 0.80% | 0.80% |
Source: Ownwell
Property Tax Assessment Values Across White Rock, Los Alamos County, New Mexico
When examining property taxes in White Rock, NM, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Los Alamos County appraisal district estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
In Los Alamos County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in White Rock.
For example, the median home price in White Rock is $321,360, with tax bills ranging significantly across the county. Zip code 87547 has the highest median home price at $321,360.
Property Tax Assessment Values Across White Rock, Los Alamos County, New Mexico
Source: Ownwell

$304,010
$312,685
$321,360
Median White Rock Market Value
$321,360
Median Los Alamos County Market Value
$312,070
Median New Mexico Market Value
$121,540
Median United States Market Value
$235,294
Property Tax Assessment Values Across White Rock, Los Alamos County, New Mexico
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
87547 | $207,268 | $257,010 | $321,360 | $442,270 | $574,328 |
Source: Ownwell
Property Tax Bills Across White Rock, Los Alamos County, New Mexico
In White Rock, located in Los Alamos County, NM, property tax bills are determined by multiplying the assessed value of a home by the local tax rate. The assessed value is typically a percentage of the market value, which is influenced by factors such as the property's location, size, and condition. In White Rock, the median home price stands at $321,360, and property tax bills can vary significantly. The 25th percentile tax bill is around $2,027, while the 90th percentile reaches up to $4,686. Despite this range, the median tax bill in the area's zip code is $2,561, which is slightly above the national median of $2,400.
High property taxes can be a burden on homeowners, but that's where Ownwell comes in. By leveraging their expertise in property tax appeals and exemptions, Ownwell can help homeowners potentially lower their tax bills. Through careful analysis and strategic appeals, Ownwell aims to ensure that homeowners are not overpaying, thus providing significant savings and peace of mind.
Property Tax Bills Across White Rock, Los Alamos County, New Mexico
Source: Ownwell

$2,407
$2,484
$2,561
Median White Rock Tax Bill
$2,561
Median Los Alamos County Tax Bill
$2,472
Median New Mexico Tax Bill
$1,192
Median United States Tax Bill
$2,400
Property Tax Bills Across White Rock, Los Alamos County, New Mexico
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
87547 | $1,624 | $2,027 | $2,561 | $3,532 | $4,686 |
Source: Ownwell