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Single Family ResidenceResidential
$352,643$377 / 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 99How 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

1704 ASPEN ST

FORT LUPTON, CO 80621
3
Beds
1
Baths
936 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$353K
$348K low$358K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,827 (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.$23,750 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$18,850
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$24,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$387,935

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
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Central
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
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 · 432 ft²

Transaction History(1)

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
Twombly Elementary SchoolD+
Elementary · Grades KG–5 · 0.2 mi
M
Fort Lupton Middle SchoolD
Middle · Grades 6–8 · 1.1 mi
H
Fort Lupton High SchoolB+
High · Grades 9–12 · 1.2 mi

District: Weld County School District Re-8

Neighborhood · ZIP 80621These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.18,639
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.153 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,347
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,981
Average tempThe average temperature here across a full year.50°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%

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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

1704 Aspen 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 85% of homes in Weld County
  • Costs more per square foot than 93% of homes in Weld County
  • Smaller than 94% of homes in Weld County
  • Older than 76% of homes in Weld County

What homes are worth in Fort Lupton 80621

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

This home
$273K$859K

This home is worth more than 16% of homes in Fort Lupton 80621.

How it measures up in Fort Lupton 80621

The dot is this home. The mark in the middle is the typical home in Fort Lupton 80621.

Estimated value$352,643
CheaperTypical $432,954Pricier

Pricier than 16% of homes nearby

Price per ft²$377
CheaperTypical $277Pricier

Pricier than 90% of homes nearby

Living area936 ft²
SmallerTypical 1,569 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 48% of homes nearby

Year built1979
OlderTypical 1998Newer

Newer than 34% of homes nearby

How 1704 Aspen St ranks against every home in each area.
MeasureThis homeFort Lupton 80621Weld County
Estimated valuepricier than$352,64316% of homes15% of homes
Price per ft²pricier than$37790% of homes93% of homes
Living areabigger than936 ft²9% of homes6% of homes
Lot sizebigger than0.17 ac48% of homes47% of homes
Year builtnewer than197934% of homes24% of homes

About 1704 Aspen St

How much is 1704 Aspen St, Fort Lupton, CO worth?

The TopHap Estimate for 1704 Aspen St, Fort Lupton, CO is $352,643 as of Sep 24, 2026. The likely range is $347,714 to $357,572. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1704 Aspen St, Fort Lupton, CO last sell?

1704 Aspen St, Fort Lupton, CO last sold on Dec 27, 1978, according to the county's recorded deed.

How big is 1704 Aspen St, Fort Lupton, CO?

1704 Aspen St, Fort Lupton, CO has 3 bedrooms, 1 bathrooms, 936 square feet of living space and a 0.17-acre lot.

When was 1704 Aspen St, Fort Lupton, CO built?

1704 Aspen St, Fort Lupton, CO was built in 1979, making it 47 years old. It is a ranch home. The building has 1 story.

What schools serve 1704 Aspen St, Fort Lupton, CO?

1704 Aspen St, Fort Lupton, CO is assigned to Twombly Elementary School (elementary), rated D+; Fort Lupton Middle School (middle), rated D; Fort Lupton High School (high), rated B+. All sit in Weld County School District Re-8. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1704 Aspen St, Fort Lupton, CO compare to other homes in Fort Lupton 80621?

Among the 4,771 homes in Fort Lupton 80621, it is worth more than 16% of them ($352,643 against a typical $432,954), its price per square foot is higher than 90% of them ($377 against a typical $277), it is bigger than 9% of them (936 ft² against a typical 1,569 ft²), its lot is bigger than 48% of them (0.17 ac against a typical 0.17 ac) and it is newer than 34% of them (1979 against a typical 1998). Measured against all of Weld County, it is worth more than 15% 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 1704 Aspen St, Fort Lupton, CO?

The 2025 property tax bill for 1704 Aspen St, Fort Lupton, CO was $1,827. The county assessed it at $23,750.

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