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Single Family ResidenceResidential
$1,201,994$839 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $449,875 on Feb 11, 2010

251 SOUTHSIDE DR

BASALT, CO 81621
2
Beds
3
Baths
1,433 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.
759 ft²
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.
3
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

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$449,875 · Feb 11, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,449 (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.$59,510 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,190
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$42,320
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$46,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$952,100

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.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.1999
Lot (acres)The size of the land the home sits on, from county records.0.02
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 32 ft²

Transaction History(1)

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 SchoolB-
High · Grades 9–12 · 0.4 mi
E
Basalt Elementary SchoolB+
Elementary · Grades PK–4 · 0.4 mi
M
Basalt Middle SchoolC-
Middle · Grades 5–8 · 0.5 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

251 Southside Dr 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 less than 72% of homes in Pitkin County
  • Costs less per square foot than 78% of homes in Pitkin County
  • Smaller than 66% of homes in Basalt 81621
  • Has a smaller lot than 93% of homes in Basalt 81621
  • Newer than 75% of homes in Pitkin 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
$491K$7.5M

This home is worth more than 32% 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$1,201,994
CheaperTypical $1,695,000Pricier

Pricier than 32% of homes nearby

Price per ft²$839
CheaperTypical $889Pricier

Pricier than 41% of homes nearby

Living area1,433 ft²
SmallerTypical 1,940 ft²Bigger

Bigger than 34% of homes nearby

Lot size759 ft²
SmallerTypical 0.14 acBigger

Bigger than 7% of homes nearby

Year built1998
OlderTypical 1995Newer

Newer than 60% of homes nearby

How 251 Southside Dr ranks against every home in each area.
MeasureThis homeBasalt 81621Pitkin County
Estimated valuepricier than$1,201,99432% of homes28% of homes
Price per ft²pricier than$83941% of homes22% of homes
Living areabigger than1,433 ft²34% of homes44% of homes
Lot sizebigger than759 ft²7% of homes15% of homes
Year builtnewer than199860% of homes75% of homes

About 251 Southside Dr

How much is 251 Southside Dr, Basalt, CO worth?

The TopHap Estimate for 251 Southside Dr, Basalt, CO is $1,201,994 as of Aug 30, 2026. The likely range is $1,138,049 to $1,265,939. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 251 Southside Dr, Basalt, CO last sell?

251 Southside Dr, Basalt, CO last sold on Feb 11, 2010 for $449,875, according to the county's recorded deed.

How big is 251 Southside Dr, Basalt, CO?

251 Southside Dr, Basalt, CO has 2 bedrooms, 3 bathrooms, 1,433 square feet of living space and a 0.02-acre lot.

When was 251 Southside Dr, Basalt, CO built?

251 Southside Dr, Basalt, CO was built in 1998, making it 28 years old. It is a split level home. The building has 3 stories.

What schools serve 251 Southside Dr, Basalt, CO?

251 Southside Dr, Basalt, CO is assigned to Basalt High School (high), rated B-; Basalt Elementary School (elementary), rated B+; 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 251 Southside Dr, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,643 homes in Basalt 81621, it is worth more than 32% of them ($1,201,994 against a typical $1,695,000), its price per square foot is higher than 41% of them ($839 against a typical $889), it is bigger than 34% of them (1,433 ft² against a typical 1,940 ft²), its lot is bigger than 7% of them (759 ft² against a typical 0.14 ac) and it is newer than 60% of them (1998 against a typical 1995). Measured against all of Pitkin County, it is worth more than 28% 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 251 Southside Dr, Basalt, CO?

The 2025 property tax bill for 251 Southside Dr, Basalt, CO was $5,449. The county assessed it at $59,510.

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