Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential

307 ALLISON LN

BASALT, CO 81621
3
Beds
3
Baths
1,928 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,500 (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.$81,920 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,690
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,230
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$81,320
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,310,600

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.16 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.0.2 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.Split Level
CountyPitkin
Lot (acres)The size of the land the home sits on, from county records.0.15
RoofThe main material covering the roof, such as asphalt shingle or tile.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.

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 · 0.4 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

307 Allison 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.

  • Newer than 87% of homes in Pitkin County

How it measures up in Basalt 81621

The dot is this home. The mark in the middle is the typical home in Basalt 81621.

Living area1,928 ft²
SmallerTypical 1,940 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.15 ac
SmallerTypical 0.14 acBigger

Bigger than 52% of homes nearby

Year built2005
OlderTypical 1995Newer

Newer than 80% of homes nearby

How 307 Allison Ln ranks against every home in each area.
MeasureThis homeBasalt 81621Pitkin County
Living areabigger than1,928 ft²50% of homes57% of homes
Lot sizebigger than0.15 ac52% of homes63% of homes
Year builtnewer than200580% of homes87% of homes

About 307 Allison Ln

How big is 307 Allison Ln, Basalt, CO?

307 Allison Ln, Basalt, CO has 3 bedrooms, 3 bathrooms, 1,928 square feet of living space and a 0.15-acre lot.

When was 307 Allison Ln, Basalt, CO built?

307 Allison Ln, Basalt, CO was built in 2005, making it 21 years old. It is a split level home. The building has 2 stories.

What schools serve 307 Allison Ln, Basalt, CO?

307 Allison Ln, 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 307 Allison Ln, Basalt, CO compare to other homes in Basalt 81621?

Among the 2,643 homes in Basalt 81621, it is bigger than 50% of them (1,928 ft² against a typical 1,940 ft²), its lot is bigger than 52% of them (0.15 ac against a typical 0.14 ac) and it is newer than 80% of them (2005 against a typical 1995). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 307 Allison Ln, Basalt, CO?

The 2025 property tax bill for 307 Allison Ln, Basalt, CO was $7,500. The county assessed it at $81,920.

More homes on Allison Ln

Closest homes

More homes in Basalt 81621

Assigned schools

Explore the area

See this home in context

Open 307 Allison 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