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Single Family ResidenceResidential
$1,989,503$674 / 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 89How 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 $505,000 on Sep 4, 2002

21 MOUNTAIN CT

BASALT, CO 81621
3
Beds
2
Baths
2,953 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.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2M
$1.8M low$2.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$505,000 · Sep 4, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,391 (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.$88,850 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$67,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$78,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,421,630

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
43
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyEagle
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.2000
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.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 474 ft²Porch · 144 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Basalt Middle SchoolC-
Middle · Grades 5–8 · 0.3 mi
E
Basalt Elementary SchoolB+
Elementary · Grades PK–4 · 0.3 mi
H
Basalt High SchoolB-
High · Grades 9–12 · 1.1 mi

District: Roaring Fork School District Re-1

Neighborhood · ZIP 81621These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.124

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.6,483
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.23 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,796
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,117
Average tempThe average temperature here across a full year.38°F
Annual precipHow much rain and melted snow falls here in a typical year.27 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.71%

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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 Mountain Ct 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.

  • Costs less per square foot than 88% of homes in Basalt 81621
  • Bigger than 78% of homes in Basalt 81621
  • Older than 76% of homes in Basalt 81621

What homes are worth in Basalt 81621

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

This home
$469K$7.2M

This home is worth more than 58% of homes in Basalt 81621.

How it measures up in Basalt 81621

The dot is this home. The mark in the middle is the typical home in Basalt 81621.

Estimated value$1,989,503
CheaperTypical $1,776,351Pricier

Pricier than 58% of homes nearby

Price per ft²$674
CheaperTypical $920Pricier

Pricier than 12% of homes nearby

Living area2,953 ft²
SmallerTypical 1,957 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 55% of homes nearby

Year built1984
OlderTypical 1995Newer

Newer than 24% of homes nearby

How 21 Mountain Ct ranks against every home in each area.
MeasureThis homeBasalt 81621Eagle County
Estimated valuepricier than$1,989,50358% of homes63% of homes
Price per ft²pricier than$67412% of homes31% of homes
Living areabigger than2,953 ft²78% of homes76% of homes
Lot sizebigger than0.16 ac55% of homes61% of homes
Year builtnewer than198424% of homes37% of homes

About 21 Mountain Ct

How much is 21 Mountain Ct, Basalt, CO worth?

The TopHap Estimate for 21 Mountain Ct, Basalt, CO is $1,989,503 as of Sep 24, 2026. The likely range is $1,780,282 to $2,198,723. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mountain Ct, Basalt, CO last sell?

21 Mountain Ct, Basalt, CO last sold on Sep 4, 2002 for $505,000, according to the county's recorded deed.

How big is 21 Mountain Ct, Basalt, CO?

21 Mountain Ct, Basalt, CO has 3 bedrooms, 2 bathrooms, 2,953 square feet of living space and a 0.16-acre lot.

When was 21 Mountain Ct, Basalt, CO built?

21 Mountain Ct, Basalt, CO was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 21 Mountain Ct, Basalt, CO?

21 Mountain Ct, Basalt, CO is assigned to Basalt Middle School (middle), rated C-; Basalt Elementary School (elementary), rated B+; Basalt High School (high), rated B-. All sit in Roaring Fork School District Re-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mountain Ct, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,636 homes in Basalt 81621, it is worth more than 58% of them ($1,989,503 against a typical $1,776,351), its price per square foot is higher than 12% of them ($674 against a typical $920), it is bigger than 78% of them (2,953 ft² against a typical 1,957 ft²), its lot is bigger than 55% of them (0.16 ac against a typical 0.14 ac) and it is newer than 24% of them (1984 against a typical 1995). Measured against all of Eagle County, it is worth more than 63% 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 Mountain Ct, Basalt, CO?

The 2025 property tax bill for 21 Mountain Ct, Basalt, CO was $7,391. The county assessed it at $88,850.

More homes on Mountain Ct

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