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Single Family ResidenceResidential
$3,477,542$1,003 / 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 $2,000,000 on Feb 3, 2023

777 PROMONTORY LN

BASALT, CO 81621
4
Beds
5
Baths
3,466 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.
2,047 ft²
Lot SizeThe size of the land the home sits on, from county records.
2007
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.

Valuation

$3.5M
$3.1M low$3.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,000,000 · Feb 3, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,369 (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.$227,650 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,070
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$200,580
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$171,060
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,642,420

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyEagle
Lot (acres)The size of the land the home sits on, from county records.0.05
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.Radiant
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.ElevatorPatio · 226 ft²Sprinklers

Transaction History(4)

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
Basalt Elementary SchoolB+
Elementary · Grades PK–4 · 0.5 mi
M
Basalt Middle SchoolC-
Middle · Grades 5–8 · 0.7 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

777 Promontory Ln 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 86% of homes in Basalt 81621
  • Bigger than 88% of homes in Basalt 81621
  • Has a smaller lot than 68% of homes in Basalt 81621
  • Newer than 87% of homes in Eagle County

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
$500K$7.3M

This home is worth more than 86% 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$3,477,542
CheaperTypical $1,761,917Pricier

Pricier than 86% of homes nearby

Price per ft²$1003
CheaperTypical $919Pricier

Pricier than 61% of homes nearby

Living area3,466 ft²
SmallerTypical 1,951 ft²Bigger

Bigger than 88% of homes nearby

Lot size2,047 ft²
SmallerTypical 0.14 acBigger

Bigger than 32% of homes nearby

Year built2007
OlderTypical 1996Newer

Newer than 84% of homes nearby

How 777 Promontory Ln ranks against every home in each area.
MeasureThis homeBasalt 81621Eagle County
Estimated valuepricier than$3,477,54286% of homes82% of homes
Price per ft²pricier than$100361% of homes64% of homes
Living areabigger than3,466 ft²88% of homes84% of homes
Lot sizebigger than2,047 ft²32% of homes32% of homes
Year builtnewer than200784% of homes87% of homes

About 777 Promontory Ln

How much is 777 Promontory Ln, Basalt, CO worth?

The TopHap Estimate for 777 Promontory Ln, Basalt, CO is $3,477,542 as of Sep 24, 2026. The likely range is $3,138,215 to $3,816,869. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 777 Promontory Ln, Basalt, CO last sell?

777 Promontory Ln, Basalt, CO last sold on Feb 3, 2023 for $2,000,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 777 Promontory Ln, Basalt, CO?

777 Promontory Ln, Basalt, CO has 4 bedrooms, 5 bathrooms, 3,466 square feet of living space and a 0.05-acre lot.

When was 777 Promontory Ln, Basalt, CO built?

777 Promontory Ln, Basalt, CO was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 777 Promontory Ln, Basalt, CO?

777 Promontory Ln, Basalt, CO is assigned to Basalt Elementary School (elementary), rated B+; Basalt Middle School (middle), rated C-; 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 777 Promontory Ln, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,639 homes in Basalt 81621, it is worth more than 86% of them ($3,477,542 against a typical $1,761,917), its price per square foot is higher than 61% of them ($1003 against a typical $919), it is bigger than 88% of them (3,466 ft² against a typical 1,951 ft²), its lot is bigger than 32% of them (2,047 ft² against a typical 0.14 ac) and it is newer than 84% of them (2007 against a typical 1996). Measured against all of Eagle County, it is worth more than 82% 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 777 Promontory Ln, Basalt, CO?

The 2025 property tax bill for 777 Promontory Ln, Basalt, CO was $20,369. The county assessed it at $227,650.

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