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Single Family ResidenceResidential
$885,732$339 / 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 90How 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 $910,000 on Jan 2, 2025

6642 MARIPOSA ST

DENVER, CO 80221
3
Beds
3
Baths
2,609 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2017
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
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

$886K
$798K low$974K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$910,000 · Jan 2, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,176 (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.$52,310 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$42,310
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$56,820
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$837,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyAdams
Lot (acres)The size of the land the home sits on, from county records.0.14
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.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 · 191 ft²Patio · 191 ft²Porch · 243 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.

E
Valley View (K-8)
Elementary · Grades KG–8 · 0.5 mi
H
Global CampusC-
High · Grades PK–12 · 1.3 mi

District: Mapleton School District 1

Neighborhood · ZIP 80221These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.42,567
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,549 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,652
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,752
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

6642 Mariposa 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.

  • Among the most valuable homes in Denver 80221
  • Costs more per square foot than 72% of homes in Adams County
  • Bigger than 97% of homes in Denver 80221
  • Has a smaller lot than 80% of homes in Denver 80221
  • Newer than 91% of homes in Denver 80221

What homes are worth in Denver 80221

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

This home
$265K$825K

This home is worth more than almost all homes in Denver 80221.

How it measures up in Denver 80221

The dot is this home. The mark in the middle is the typical home in Denver 80221.

Estimated value$885,732
CheaperTypical $425,570Pricier

Pricier than almost all homes nearby

Price per ft²$339
CheaperTypical $354Pricier

Pricier than 44% of homes nearby

Living area2,609 ft²
SmallerTypical 1,164 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 20% of homes nearby

Year built2017
OlderTypical 1959Newer

Newer than 91% of homes nearby

How 6642 Mariposa St ranks against every home in each area.
MeasureThis homeDenver 80221Adams County
Estimated valuepricier than$885,732almost all homes96% of homes
Price per ft²pricier than$33944% of homes72% of homes
Living areabigger than2,609 ft²97% of homes89% of homes
Lot sizebigger than0.14 ac20% of homes27% of homes
Year builtnewer than201791% of homes86% of homes

About 6642 Mariposa St

How much is 6642 Mariposa St, Denver, CO worth?

The TopHap Estimate for 6642 Mariposa St, Denver, CO is $885,732 as of Sep 24, 2026. The likely range is $797,739 to $973,726. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6642 Mariposa St, Denver, CO last sell?

6642 Mariposa St, Denver, CO last sold on Jan 2, 2025 for $910,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 6642 Mariposa St, Denver, CO?

6642 Mariposa St, Denver, CO has 3 bedrooms, 3 bathrooms, 2,609 square feet of living space and a 0.14-acre lot.

When was 6642 Mariposa St, Denver, CO built?

6642 Mariposa St, Denver, CO was built in 2017, making it 9 years old. The building has 2 stories.

What schools serve 6642 Mariposa St, Denver, CO?

6642 Mariposa St, Denver, CO is assigned to Valley View (K-8) (elementary); Global Campus (high), rated C-. All sit in Mapleton School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6642 Mariposa St, Denver, CO compare to other homes in Denver 80221?

Among the 12,766 homes in Denver 80221, it is worth more than almost all of them ($885,732 against a typical $425,570), its price per square foot is higher than 44% of them ($339 against a typical $354), it is bigger than 97% of them (2,609 ft² against a typical 1,164 ft²), its lot is bigger than 20% of them (0.14 ac against a typical 0.16 ac) and it is newer than 91% of them (2017 against a typical 1959). Measured against all of Adams County, it is worth more than 96% 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 6642 Mariposa St, Denver, CO?

The 2025 property tax bill for 6642 Mariposa St, Denver, CO was $5,176. The county assessed it at $52,310.

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