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Single Family ResidenceResidential
$648,437$253 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $600,000 on Mar 20, 2024

143 ASPEN DR

GOLDEN, CO 80403
4
Beds
3.5
Baths
2,564 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.
0.66 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
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

$648K
$574K low$723K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$600,000 · Mar 20, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,082 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$48,681 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,339
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$45,342
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,744
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$715,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyBOULDER
Lot (acres)The size of the land the home sits on, from county records.0.66
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Deck · 444 ft²Porch · 127 ft²

Transaction History(5)

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.

M
Nederland Middle / Senior High SchoolA
Middle · Grades 6–12 · 7.4 mi
E
Netherland Elementary SchoolA
Elementary · Grades PK–5 · 7.5 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80403These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.20,581
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.157 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$139,878
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$179,966
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.69%

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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

143 Aspen 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 less than 76% of homes in Golden 80403
  • Among the lowest price per square foot in Golden 80403
  • Bigger than 88% of homes in Coal Creek
  • Has a smaller lot than 87% of homes in Coal Creek
  • Newer than 81% of homes in Coal Creek

What homes are worth in Golden 80403

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

This home
$325K$2.3M

This home is worth more than 24% of homes in Golden 80403.

How it measures up in Golden 80403

The dot is this home. The mark in the middle is the typical home in Golden 80403.

Estimated value$648,437
CheaperTypical $908,346Pricier

Pricier than 24% of homes nearby

Price per ft²$253
CheaperTypical $466Pricier

Cheaper than almost all homes nearby

Living area2,564 ft²
SmallerTypical 1,940 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.66 ac
SmallerTypical 0.29 acBigger

Bigger than 67% of homes nearby

Year built1996
OlderTypical 1995Newer

Newer than 55% of homes nearby

How 143 Aspen Dr ranks against every home in each area.
MeasureThis homeCoal CreekGolden 80403Boulder County
Estimated valuepricier than$648,43757% of homes24% of homes41% of homes
Price per ft²pricier than$2535% of homesalmost no homes10% of homes
Living areabigger than2,564 ft²88% of homes73% of homes70% of homes
Lot sizebigger than0.66 ac13% of homes67% of homes85% of homes
Year builtnewer than199681% of homes55% of homes68% of homes

About 143 Aspen Dr

How much is 143 Aspen Dr, Golden, CO worth?

The TopHap Estimate for 143 Aspen Dr, Golden, CO is $648,437 as of Sep 24, 2026. The likely range is $573,672 to $723,202. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 143 Aspen Dr, Golden, CO last sell?

143 Aspen Dr, Golden, CO last sold on Mar 20, 2024 for $600,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 143 Aspen Dr, Golden, CO?

143 Aspen Dr, Golden, CO has 4 bedrooms, 3.5 bathrooms, 2,564 square feet of living space and a 0.66-acre lot.

When was 143 Aspen Dr, Golden, CO built?

143 Aspen Dr, Golden, CO was built in 1996, making it 30 years old. It is a a-frame home. The building has 2 stories.

What schools serve 143 Aspen Dr, Golden, CO?

143 Aspen Dr, Golden, CO is assigned to Nederland Middle / Senior High School (middle), rated A; Netherland Elementary School (elementary), rated A. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 143 Aspen Dr, Golden, CO compare to other homes in Golden 80403?

Among the 8,643 homes in Golden 80403, it is worth more than 24% of them ($648,437 against a typical $908,346), its price per square foot is higher than almost none of them ($253 against a typical $466), it is bigger than 73% of them (2,564 ft² against a typical 1,940 ft²), its lot is bigger than 67% of them (0.66 ac against a typical 0.29 ac) and it is newer than 55% of them (1996 against a typical 1995). Measured against all of Boulder County, it is worth more than 41% 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 143 Aspen Dr, Golden, CO?

The 2025 property tax bill for 143 Aspen Dr, Golden, CO was $4,082. The county assessed it at $48,681.

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