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Single Family ResidenceResidential
$708,916$369 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $550,000 on Sep 1, 2020

646 ASPEN AVE

ESTES PARK, CO 80517
3
Beds
4.3
Baths
1,920 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.
0.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
2
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

$709K
$678K low$740K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Sep 1, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,180 (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.$41,363 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,625
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$29,738
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$661,800

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.Bi-Level
CountyLARIMER
Lot (acres)The size of the land the home sits on, from county records.0.59
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.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
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.Patio · 240 ft²Porch · 16 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
Estes Park Elementary SchoolC+
Elementary · Grades PK–5 · 0.8 mi
M
Estes Park Middle SchoolB-
Middle · Grades 6–8 · 0.8 mi
H
Estes Park High SchoolB+
High · Grades 9–12 · 0.9 mi

District: Park School District R-3

Neighborhood · ZIP 80517These 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.171
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.55

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.62%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.10,473
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.30 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,845
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$127,992
Average tempThe average temperature here across a full year.37°F
Annual precipHow much rain and melted snow falls here in a typical year.26 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

646 Aspen Ave 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 more than 73% of homes in Larimer County
  • Costs less per square foot than 79% of homes in Estes Park 80517
  • Bigger than 69% of homes in Estes Park 80517
  • Has a bigger lot than 83% of homes in Larimer County
  • Older than 86% of homes in Larimer County

What homes are worth in Estes Park 80517

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

This home
$244K$1.9M

This home is worth more than 50% of homes in Estes Park 80517.

How it measures up in Estes Park 80517

The dot is this home. The mark in the middle is the typical home in Estes Park 80517.

Estimated value$708,916
CheaperTypical $709,417Pricier

Pricier than 50% of homes nearby

Price per ft²$369
CheaperTypical $462Pricier

Pricier than 21% of homes nearby

Living area1,920 ft²
SmallerTypical 1,530 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.59 ac
SmallerTypical 0.52 acBigger

Bigger than 54% of homes nearby

Year built1966
OlderTypical 1984Newer

Newer than 26% of homes nearby

How 646 Aspen Ave ranks against every home in each area.
MeasureThis homeEstes Park 80517Larimer County
Estimated valuepricier than$708,91650% of homes73% of homes
Price per ft²pricier than$36921% of homes67% of homes
Living areabigger than1,920 ft²69% of homes62% of homes
Lot sizebigger than0.59 ac54% of homes83% of homes
Year builtnewer than196626% of homes14% of homes

About 646 Aspen Ave

How much is 646 Aspen Ave, Estes Park, CO worth?

The TopHap Estimate for 646 Aspen Ave, Estes Park, CO is $708,916 as of Oct 21, 2026. The likely range is $677,725 to $740,107. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 Aspen Ave, Estes Park, CO last sell?

646 Aspen Ave, Estes Park, CO last sold on Sep 1, 2020 for $550,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 646 Aspen Ave, Estes Park, CO?

646 Aspen Ave, Estes Park, CO has 3 bedrooms, 4.3 bathrooms, 1,920 square feet of living space and a 0.59-acre lot.

When was 646 Aspen Ave, Estes Park, CO built?

646 Aspen Ave, Estes Park, CO was built in 1966, making it 60 years old. It is a bi-level home. The building has 2 stories.

What schools serve 646 Aspen Ave, Estes Park, CO?

646 Aspen Ave, Estes Park, CO is assigned to Estes Park Elementary School (elementary), rated C+; Estes Park Middle School (middle), rated B-; Estes Park High School (high), rated B+. All sit in Park School District R-3. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 Aspen Ave, Estes Park, CO compare to other homes in Estes Park 80517?

Among the 7,172 homes in Estes Park 80517, it is worth more than 50% of them ($708,916 against a typical $709,417), its price per square foot is higher than 21% of them ($369 against a typical $462), it is bigger than 69% of them (1,920 ft² against a typical 1,530 ft²), its lot is bigger than 54% of them (0.59 ac against a typical 0.52 ac) and it is newer than 26% of them (1966 against a typical 1984). Measured against all of Larimer County, it is worth more than 73% 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 646 Aspen Ave, Estes Park, CO?

The 2025 property tax bill for 646 Aspen Ave, Estes Park, CO was $3,180. The county assessed it at $41,363.

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