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Single Family ResidenceResidential
$6,608,264$1,450 / 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 94How 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 $6,000,000 on Apr 26, 2023

421 LEWIS LN

BASALT, CO 81621
4
Beds
3.5
Baths
4,556 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.
2.04 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$6.6M
$6.2M low$7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$6,000,000 · Apr 26, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$25,899 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$404,290 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$107,090
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$297,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$336,340
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$6,468,720

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyEAGLE
Lot (acres)The size of the land the home sits on, from county records.2.04
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.Slate
HeatingThe type of heating system in the home.Radiant
CoolingThe type of cooling or air conditioning in the home.None
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.Deck · 240 ft²Porch · 813 ft²

Transaction History(6)

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 SchoolC+
Elementary · Grades PK–4 · 3.6 mi
H
Basalt High SchoolD+
High · Grades 9–12 · 3.6 mi
M
Basalt Middle SchoolC+
Middle · Grades 5–8 · 3.7 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

421 Lewis 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 97% of homes in Basalt 81621
  • Costs more per square foot than 91% of homes in Basalt 81621
  • Bigger than 97% of homes in Basalt 81621
  • Has a bigger lot than 95% of homes in Eagle County
  • Newer than 84% 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
$497K$7.3M

This home is worth more than 97% 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$6,608,264
CheaperTypical $1,772,752Pricier

Pricier than 97% of homes nearby

Price per ft²$1450
CheaperTypical $924Pricier

Pricier than 91% of homes nearby

Living area4,556 ft²
SmallerTypical 1,932 ft²Bigger

Bigger than 97% of homes nearby

Lot size2.04 ac
SmallerTypical 0.14 acBigger

Bigger than 87% of homes nearby

Year built2006
OlderTypical 1995Newer

Newer than 83% of homes nearby

How 421 Lewis Ln ranks against every home in each area.
MeasureThis homeBasalt 81621Eagle County
Estimated valuepricier than$6,608,26497% of homes95% of homes
Price per ft²pricier than$145091% of homes82% of homes
Living areabigger than4,556 ft²97% of homes91% of homes
Lot sizebigger than2.04 ac87% of homes95% of homes
Year builtnewer than200683% of homes84% of homes

About 421 Lewis Ln

How much is 421 Lewis Ln, Basalt, CO worth?

The TopHap Estimate for 421 Lewis Ln, Basalt, CO is $6,608,264 as of Sep 24, 2026. The likely range is $6,218,248 to $6,998,279. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Lewis Ln, Basalt, CO last sell?

421 Lewis Ln, Basalt, CO last sold on Apr 26, 2023 for $6,000,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 421 Lewis Ln, Basalt, CO?

421 Lewis Ln, Basalt, CO has 4 bedrooms, 3.5 bathrooms, 4,556 square feet of living space and a 2.04-acre lot.

When was 421 Lewis Ln, Basalt, CO built?

421 Lewis Ln, Basalt, CO was built in 2006, making it 20 years old. It is a bi-level home. The building has 2 stories.

What schools serve 421 Lewis Ln, Basalt, CO?

421 Lewis Ln, Basalt, CO is assigned to Basalt Elementary School (elementary), rated C+; Basalt High School (high), rated D+; 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 421 Lewis Ln, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,567 homes in Basalt 81621, it is worth more than 97% of them ($6,608,264 against a typical $1,772,752), its price per square foot is higher than 91% of them ($1450 against a typical $924), it is bigger than 97% of them (4,556 ft² against a typical 1,932 ft²), its lot is bigger than 87% of them (2.04 ac against a typical 0.14 ac) and it is newer than 83% of them (2006 against a typical 1995). Measured against all of Eagle County, it is worth more than 95% 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 421 Lewis Ln, Basalt, CO?

The 2024 property tax bill for 421 Lewis Ln, Basalt, CO was $25,899. The county assessed it at $404,290.

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