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Single Family ResidenceResidential
$757,406$211 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 74How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

4259 TRINITY DR

LOS ALAMOS, NM 87544
5
Beds
3
Baths
3,585 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$757K
$557K low$958K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,719 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$161,360 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,040
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$137,320
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$156,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$484,060

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLOS ALAMOS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2004
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 113 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Los Alamos High SchoolB+
High · Grades 10–12 · 0.5 mi
E
Mountain Elementary SchoolA-
Elementary · Grades KG–6 · 1.1 mi
M
Los Alamos Middle SchoolA
Middle · Grades 7–8 · 1.7 mi

District: Los Alamos Public Schools

Neighborhood · ZIP 87544These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.116

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.16,205
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.54 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,232
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$159,555
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.16 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.76%

Owner Tools

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

4259 Trinity Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 74% of homes in Los Alamos County
  • Among the lowest price per square foot in Los Alamos 87544
  • Bigger than 93% of homes in Los Alamos County
  • Has a smaller lot than 70% of homes in Los Alamos County

What homes are worth in Los Alamos 87544

Each bar is how many homes fall in that price range. The marker is this home.

This home
$305K$1.1M

This home is worth more than 71% of homes in Los Alamos 87544.

How it measures up in Los Alamos 87544

The dot is this home. The mark in the middle is the typical home in Los Alamos 87544.

Estimated value$757,406
CheaperTypical $638,268Pricier

Pricier than 71% of homes nearby

Price per ft²$211
CheaperTypical $306Pricier

Cheaper than almost all homes nearby

Living area3,585 ft²
SmallerTypical 2,049 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.18 ac
SmallerTypical 0.22 acBigger

Bigger than 36% of homes nearby

Year built1967
OlderTypical 1968Newer

Newer than 50% of homes nearby

How 4259 Trinity Dr ranks against every home in each area.
MeasureThis homeLos Alamos 87544Los Alamos County
Estimated valuepricier than$757,40671% of homes74% of homes
Price per ft²pricier than$211almost no homesalmost no homes
Living areabigger than3,585 ft²91% of homes93% of homes
Lot sizebigger than0.18 ac36% of homes30% of homes
Year builtnewer than196750% of homes41% of homes

About 4259 Trinity Dr

How much is 4259 Trinity Dr, Los Alamos, NM worth?

The TopHap Estimate for 4259 Trinity Dr, Los Alamos, NM is $757,406 as of Aug 30, 2026. The likely range is $557,240 to $957,572. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4259 Trinity Dr, Los Alamos, NM last sell?

4259 Trinity Dr, Los Alamos, NM last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4259 Trinity Dr, Los Alamos, NM?

4259 Trinity Dr, Los Alamos, NM has 5 bedrooms, 3 bathrooms, 3,585 square feet of living space and a 0.18-acre lot.

When was 4259 Trinity Dr, Los Alamos, NM built?

4259 Trinity Dr, Los Alamos, NM was built in 1967, making it 59 years old. The building has 1 story.

What schools serve 4259 Trinity Dr, Los Alamos, NM?

4259 Trinity Dr, Los Alamos, NM is assigned to Los Alamos High School (high), rated B+; Mountain Elementary School (elementary), rated A-; Los Alamos Middle School (middle), rated A. All sit in Los Alamos Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4259 Trinity Dr, Los Alamos, NM compare to other homes in Los Alamos 87544?

Among the 4,477 homes in Los Alamos 87544, it is worth more than 71% of them ($757,406 against a typical $638,268), its price per square foot is higher than almost none of them ($211 against a typical $306), it is bigger than 91% of them (3,585 ft² against a typical 2,049 ft²), its lot is bigger than 36% of them (0.18 ac against a typical 0.22 ac) and it is newer than 50% of them (1967 against a typical 1968). Measured against all of Los Alamos County, it is worth more than 74% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4259 Trinity Dr, Los Alamos, NM?

The 2026 property tax bill for 4259 Trinity Dr, Los Alamos, NM was $3,719. The county assessed it at $161,360.

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