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Single Family ResidenceResidential
$441,487$349 / 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 95How 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 $420,000 on Dec 3, 2020

10102 JOSEPHINE ST

THORNTON, CO 80229
4
Beds
2
Baths
1,266 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
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

$441K
$419K low$464K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$420,000 · Dec 3, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,288 (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.$30,380 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,940
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,440
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$35,720
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$486,000

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.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
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.Deck · 260 ft²Porch · 216 ft²

Transaction History(4)

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
Explore ElementaryC-
Elementary · Grades KG–6 · 0.2 mi
M
York International (K-12)C
Middle · Grades KG–12 · 1.0 mi

District: Mapleton School District 1

Neighborhood · ZIP 80229These 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.113
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 100.43

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.55,473
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,191 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,986
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,658
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.69%

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

10102 Josephine 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 76% of homes in Sherwood Hills
  • Costs more per square foot than 95% of homes in Sherwood Hills
  • Smaller than 88% of homes in Sherwood Hills
  • Has a smaller lot than 75% of homes in Sherwood Hills
  • Older than 65% of homes in Sherwood Hills

What homes are worth in Denver 80229

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

This home
$233K$591K

This home is worth more than 72% of homes in Denver 80229.

How it measures up in Denver 80229

The dot is this home. The mark in the middle is the typical home in Denver 80229.

Estimated value$441,487
CheaperTypical $398,169Pricier

Pricier than 72% of homes nearby

Price per ft²$349
CheaperTypical $286Pricier

Pricier than 82% of homes nearby

Living area1,266 ft²
SmallerTypical 1,237 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 54% of homes nearby

Year built1983
OlderTypical 1982Newer

Newer than 53% of homes nearby

How 10102 Josephine St ranks against every home in each area.
MeasureThis homeSherwood HillsDenver 80229Adams County
Estimated valuepricier than$441,48724% of homes72% of homes38% of homes
Price per ft²pricier than$34995% of homes82% of homes75% of homes
Living areabigger than1,266 ft²12% of homes52% of homes31% of homes
Lot sizebigger than0.16 ac25% of homes54% of homes48% of homes
Year builtnewer than198335% of homes53% of homes40% of homes

About 10102 Josephine St

How much is 10102 Josephine St, Thornton, CO worth?

The TopHap Estimate for 10102 Josephine St, Thornton, CO is $441,487 as of Sep 24, 2026. The likely range is $418,983 to $463,991. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10102 Josephine St, Thornton, CO last sell?

10102 Josephine St, Thornton, CO last sold on Dec 3, 2020 for $420,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 10102 Josephine St, Thornton, CO?

10102 Josephine St, Thornton, CO has 4 bedrooms, 2 bathrooms, 1,266 square feet of living space and a 0.16-acre lot.

When was 10102 Josephine St, Thornton, CO built?

10102 Josephine St, Thornton, CO was built in 1983, making it 43 years old. It is a ranch home. The building has 1 story.

What schools serve 10102 Josephine St, Thornton, CO?

10102 Josephine St, Thornton, CO is assigned to Explore Elementary (elementary), rated C-; York International (K-12) (middle), rated C. All sit in Mapleton School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10102 Josephine St, Thornton, CO compare to other homes in Denver 80229?

Among the 15,508 homes in Denver 80229, it is worth more than 72% of them ($441,487 against a typical $398,169), its price per square foot is higher than 82% of them ($349 against a typical $286), it is bigger than 52% of them (1,266 ft² against a typical 1,237 ft²), its lot is bigger than 54% of them (0.16 ac against a typical 0.16 ac) and it is newer than 53% of them (1983 against a typical 1982). Measured against all of Adams County, it is worth more than 38% 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 10102 Josephine St, Thornton, CO?

The 2025 property tax bill for 10102 Josephine St, Thornton, CO was $1,288. The county assessed it at $30,380.

More homes on Josephine St

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Assigned schools

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