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Single Family ResidenceResidential
$379,894$562 / 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 86How 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
Last sold for $380,000 on Feb 27, 2026

21 ASH ST

WINDSOR, CO 80550
2
Beds
1
Baths
676 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$380K
$326K low$433K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$380,000 · Feb 27, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,979 (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.$19,370 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,140
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$14,230
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$19,790
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$316,580

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
CountyWELD
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.2008
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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 · 216 ft²

Transaction History(8)

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
Hollister Lake Elementary School
Elementary · Grades PK–5 · 0.7 mi
M
Windsor Middle SchoolC+
Middle · Grades 6–8 · 0.8 mi
H
Windsor High SchoolB-
High · Grades 9–12 · 1.0 mi

District: Windsor School District Re-4

Neighborhood · ZIP 80550These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
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.1.6%
PopulationHow many people live in this area.37,425
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.691 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,531
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,412
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

21 Ash 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 96% of homes in Windsor 80550
  • Among the highest price per square foot in Windsor 80550
  • Among the smallest homes in Windsor 80550
  • Has a bigger lot than 78% of homes in Windsor 80550
  • Older than 98% of homes in Windsor 80550

What homes are worth in Windsor 80550

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

This home
$339K$1.4M

This home is worth more than 4% of homes in Windsor 80550.

How it measures up in Windsor 80550

The dot is this home. The mark in the middle is the typical home in Windsor 80550.

Estimated value$379,894
CheaperTypical $555,596Pricier

Pricier than 4% of homes nearby

Price per ft²$562
CheaperTypical $304Pricier

Pricier than almost all homes nearby

Living area676 ft²
SmallerTypical 1,907 ft²Bigger

Smaller than almost all homes nearby

Lot size0.24 ac
SmallerTypical 0.18 acBigger

Bigger than 78% of homes nearby

Year built1919
OlderTypical 2014Newer

Newer than 2% of homes nearby

How 21 Ash St ranks against every home in each area.
MeasureThis homeWindsor 80550Weld County
Estimated valuepricier than$379,8944% of homes21% of homes
Price per ft²pricier than$562almost all homes98% of homes
Living areabigger than676 ft²almost no homes2% of homes
Lot sizebigger than0.24 ac78% of homes74% of homes
Year builtnewer than19192% of homes5% of homes

About 21 Ash St

How much is 21 Ash St, Windsor, CO worth?

The TopHap Estimate for 21 Ash St, Windsor, CO is $379,894 as of Aug 30, 2026. The likely range is $326,394 to $433,394. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Ash St, Windsor, CO last sell?

21 Ash St, Windsor, CO last sold on Feb 27, 2026 for $380,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Ash St, Windsor, CO?

21 Ash St, Windsor, CO has 2 bedrooms, 1 bathrooms, 676 square feet of living space and a 0.24-acre lot.

When was 21 Ash St, Windsor, CO built?

21 Ash St, Windsor, CO was built in 1919, making it 107 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Ash St, Windsor, CO?

21 Ash St, Windsor, CO is assigned to Hollister Lake Elementary School (elementary); Windsor Middle School (middle), rated C+; Windsor High School (high), rated B-. All sit in Windsor School District Re-4. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Ash St, Windsor, CO compare to other homes in Windsor 80550?

Among the 17,667 homes in Windsor 80550, it is worth more than 4% of them ($379,894 against a typical $555,596), its price per square foot is higher than almost all of them ($562 against a typical $304), it is bigger than almost none of them (676 ft² against a typical 1,907 ft²), its lot is bigger than 78% of them (0.24 ac against a typical 0.18 ac) and it is newer than 2% of them (1919 against a typical 2014). Measured against all of Weld County, it is worth more than 21% 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 21 Ash St, Windsor, CO?

The 2025 property tax bill for 21 Ash St, Windsor, CO was $1,979. The county assessed it at $19,370.

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Assigned schools

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