Skip to content
Skip to content
TopHapOpen in map
Rural ResidenceResidential
$9,999,999$4,995 / 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 77How 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 $14,800,000 on Oct 9, 2024

45 WESTERLY LN

BASALT, CO 81621
2
Beds
3
Baths
2,002 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.
5.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1889
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$10M
$10M low$10M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$14,800,000 · Oct 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,442 (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.$179,620 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,380
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$178,240
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$188,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,854,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyPitkin
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.2012
Lot (acres)The size of the land the home sits on, from county records.5.10
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Radiant
CoolingThe type of cooling or air conditioning in the home.Yes
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 · 4,000 ft²Porch · 528 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.

H
Basalt High SchoolD+
High · Grades 9–12 · 2.7 mi
E
Basalt Elementary SchoolC+
Elementary · Grades PK–4 · 2.9 mi
M
Basalt Middle SchoolC+
Middle · Grades 5–8 · 3.1 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%

Owner Tools

Do you own this home?
Claim this home

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

45 Westerly 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.

  • Among the most valuable homes in Basalt 81621
  • Among the highest price per square foot in Basalt 81621
  • Has a bigger lot than 93% of homes in Pitkin County
  • Among the oldest 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
$497K$7.3M

This home is worth more than almost all 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$9,999,999
CheaperTypical $1,772,752Pricier

Pricier than almost all homes nearby

Price per ft²$4995
CheaperTypical $924Pricier

Pricier than almost all homes nearby

Living area2,002 ft²
SmallerTypical 1,932 ft²Bigger

Bigger than 54% of homes nearby

Lot size5.1 ac
SmallerTypical 0.14 acBigger

Bigger than 92% of homes nearby

Year built1889
OlderTypical 1995Newer

Older than almost all homes nearby

How 45 Westerly Ln ranks against every home in each area.
MeasureThis homeBasalt 81621Pitkin County
Estimated valuepricier than$9,999,999almost all homesalmost all homes
Price per ft²pricier than$4995almost all homes98% of homes
Living areabigger than2,002 ft²54% of homes58% of homes
Lot sizebigger than5.1 ac92% of homes93% of homes
Year builtnewer than1889almost no homesalmost no homes

About 45 Westerly Ln

How much is 45 Westerly Ln, Basalt, CO worth?

The TopHap Estimate for 45 Westerly Ln, Basalt, CO is $9,999,999 as of Sep 24, 2026. The likely range is $9,999,999 to $9,999,999. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 45 Westerly Ln, Basalt, CO last sell?

45 Westerly Ln, Basalt, CO last sold on Oct 9, 2024 for $14,800,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 45 Westerly Ln, Basalt, CO?

45 Westerly Ln, Basalt, CO has 2 bedrooms, 3 bathrooms, 2,002 square feet of living space and a 5.10-acre lot.

When was 45 Westerly Ln, Basalt, CO built?

45 Westerly Ln, Basalt, CO was built in 1889, making it 137 years old. It is a split level home. The building has 2 stories.

What schools serve 45 Westerly Ln, Basalt, CO?

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

How does 45 Westerly Ln, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,567 homes in Basalt 81621, it is worth more than almost all of them ($9,999,999 against a typical $1,772,752), its price per square foot is higher than almost all of them ($4995 against a typical $924), it is bigger than 54% of them (2,002 ft² against a typical 1,932 ft²), its lot is bigger than 92% of them (5.1 ac against a typical 0.14 ac) and it is newer than almost none of them (1889 against a typical 1995). Measured against all of Pitkin County, it is worth more than almost all 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 45 Westerly Ln, Basalt, CO?

The 2025 property tax bill for 45 Westerly Ln, Basalt, CO was $14,442. The county assessed it at $179,620.

Closest homes

More homes in Basalt 81621

Assigned schools

Explore the area

See this home in context

Open 45 Westerly Ln on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map