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Single Family ResidenceResidential
$1,095,152$1,449 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

100 SOUTHSIDE DR

BASALT, CO 81621
1
Beds
1
Baths
756 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.
0.68 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$1.1M
$1M low$1.2M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.991%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$11,000,000
UMB BANK NA · recorded Jul 2, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$33,259 (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.$383,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$221,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$161,450
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$384,140
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,941,500

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.20 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Ranch
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.1998
Lot (acres)The size of the land the home sits on, from county records.0.68
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes

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.

E
Basalt Elementary SchoolB+
Elementary · Grades PK–4 · 0.3 mi
M
Basalt Middle SchoolC-
Middle · Grades 5–8 · 0.5 mi
H
Basalt High SchoolB-
High · Grades 9–12 · 0.6 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

100 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 73% of homes in Basalt 81621
  • Costs more per square foot than 91% of homes in Basalt 81621
  • Smaller than 94% of homes in Basalt 81621
  • Has a bigger lot than 77% of homes in Pitkin County
  • Newer than 71% 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
$498K$6.5M

This home is worth more than 27% 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$1,095,152
CheaperTypical $1,695,435Pricier

Pricier than 27% of homes nearby

Price per ft²$1449
CheaperTypical $903Pricier

Pricier than 91% of homes nearby

Living area756 ft²
SmallerTypical 1,960 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.68 ac
SmallerTypical 0.14 acBigger

Bigger than 75% of homes nearby

Year built1996
OlderTypical 1995Newer

Newer than 53% of homes nearby

How 100 Southside Dr ranks against every home in each area.
MeasureThis homeBasalt 81621Pitkin County
Estimated valuepricier than$1,095,15227% of homes29% of homes
Price per ft²pricier than$144991% of homes44% of homes
Living areabigger than756 ft²6% of homes16% of homes
Lot sizebigger than0.68 ac75% of homes77% of homes
Year builtnewer than199653% of homes71% of homes

About 100 Southside Dr

How much is 100 Southside Dr, Basalt, CO worth?

The TopHap Estimate for 100 Southside Dr, Basalt, CO is $1,095,152 as of Jul 14, 2026. The likely range is $1,003,165 to $1,187,139. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Southside Dr, Basalt, CO last sell?

100 Southside Dr, Basalt, CO last sold on Sep 17, 2015, according to the county's recorded deed.

How big is 100 Southside Dr, Basalt, CO?

100 Southside Dr, Basalt, CO has 1 bedrooms, 1 bathrooms, 756 square feet of living space and a 0.68-acre lot.

When was 100 Southside Dr, Basalt, CO built?

100 Southside Dr, Basalt, CO was built in 1996, making it 30 years old. It is a ranch home. The building has 1 story.

What schools serve 100 Southside Dr, Basalt, CO?

100 Southside Dr, 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 100 Southside Dr, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,645 homes in Basalt 81621, it is worth more than 27% of them ($1,095,152 against a typical $1,695,435), its price per square foot is higher than 91% of them ($1449 against a typical $903), it is bigger than 6% of them (756 ft² against a typical 1,960 ft²), its lot is bigger than 75% of them (0.68 ac against a typical 0.14 ac) and it is newer than 53% of them (1996 against a typical 1995). Measured against all of Pitkin County, it is worth more than 29% 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 100 Southside Dr, Basalt, CO?

The 2025 property tax bill for 100 Southside Dr, Basalt, CO was $33,259. The county assessed it at $383,000.

Closest homes

More homes in Basalt 81621

Assigned schools

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