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Single Family ResidenceResidential
$420,152$254 / 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 92How 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

9990 PECOS ST

THORNTON, CO 80260
4
Beds
2
Baths
1,656 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$420K
$388K low$452K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$954 (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.$22,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,890
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,170
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$460,000

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.Ranch
CountyAdams
Lot (acres)The size of the land the home sits on, from county records.0.22
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.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 150 ft²

Transaction History(2)

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.

E
Hillcrest Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
H
Northglenn High SchoolC
High · Grades 9–12 · 0.6 mi
M
Silver Hills Middle SchoolB-
Middle · Grades 6–8 · 3.1 mi

District: Northglenn-Thornton School District 12

Neighborhood · ZIP 80260These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.37,809
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,877 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,448
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,182
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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

9990 Pecos St 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 69% of homes in Adams County
  • Costs less per square foot than 74% of homes in Adams County
  • Bigger than 83% of homes in Denver 80260
  • Has a bigger lot than 77% of homes in Adams County
  • Newer than 79% of homes in Hillcrest

What homes are worth in Denver 80260

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

This home
$129K$538K

This home is worth more than 57% of homes in Denver 80260.

How it measures up in Denver 80260

The dot is this home. The mark in the middle is the typical home in Denver 80260.

Estimated value$420,152
CheaperTypical $389,441Pricier

Pricier than 57% of homes nearby

Price per ft²$254
CheaperTypical $267Pricier

Pricier than 36% of homes nearby

Living area1,656 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.22 ac
SmallerTypical 0.26 acBigger

Bigger than 39% of homes nearby

Year built1973
OlderTypical 1982Newer

Newer than 33% of homes nearby

How 9990 Pecos St ranks against every home in each area.
MeasureThis homeHillcrestDenver 80260Adams County
Estimated valuepricier than$420,15250% of homes57% of homes31% of homes
Price per ft²pricier than$25435% of homes36% of homes26% of homes
Living areabigger than1,656 ft²68% of homes83% of homes53% of homes
Lot sizebigger than0.22 ac48% of homes39% of homes77% of homes
Year builtnewer than197379% of homes33% of homes30% of homes

About 9990 Pecos St

How much is 9990 Pecos St, Thornton, CO worth?

The TopHap Estimate for 9990 Pecos St, Thornton, CO is $420,152 as of Aug 30, 2026. The likely range is $387,953 to $452,351. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 9990 Pecos St, Thornton, CO?

9990 Pecos St, Thornton, CO has 4 bedrooms, 2 bathrooms, 1,656 square feet of living space and a 0.22-acre lot.

When was 9990 Pecos St, Thornton, CO built?

9990 Pecos St, Thornton, CO was built in 1973, making it 53 years old. It is a ranch home. The building has 1 story.

What schools serve 9990 Pecos St, Thornton, CO?

9990 Pecos St, Thornton, CO is assigned to Hillcrest Elementary School (elementary), rated D; Northglenn High School (high), rated C; Silver Hills Middle School (middle), rated B-. All sit in Northglenn-Thornton School District 12. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9990 Pecos St, Thornton, CO compare to other homes in Denver 80260?

Among the 10,115 homes in Denver 80260, it is worth more than 57% of them ($420,152 against a typical $389,441), its price per square foot is higher than 36% of them ($254 against a typical $267), it is bigger than 83% of them (1,656 ft² against a typical 1,216 ft²), its lot is bigger than 39% of them (0.22 ac against a typical 0.26 ac) and it is newer than 33% of them (1973 against a typical 1982). Measured against all of Adams County, it is worth more than 31% 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 9990 Pecos St, Thornton, CO?

The 2025 property tax bill for 9990 Pecos St, Thornton, CO was $954. The county assessed it at $22,500.

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