Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$468,171$390 / 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 93How 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 $331,500 on Nov 1, 2019

21 BUTTERNUT DR

UNIONVILLE, CT 06085
3
Beds
2.5
Baths
1,200 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$468K
$437K low$500K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$331,500 · Nov 1, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,494 (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.$243,950 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$81,690
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$162,260
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$243,950
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$170,765

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
CountyCAPITOL
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.1996
Lot (acres)The size of the land the home sits on, from county records.0.36
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.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
West District SchoolA
Elementary · Grades KG–4 · 1.1 mi
H
Farmington High SchoolA+
High · Grades 9–12 · 1.9 mi
M
Irving A. Robbins Middle SchoolA
Middle · Grades 7–8 · 5.3 mi

District: Farmington School District

Neighborhood · ZIP 06085These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.7,576
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,549 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,173
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,167
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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

21 Butternut 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 more than 67% of homes in Capitol County
  • Costs more per square foot than 98% of homes in Capitol County
  • Smaller than 78% of homes in Unionville 06085
  • Newer than 72% of homes in Capitol County

What homes are worth in Unionville 06085

Each bar is how many homes fall in that price range. The marker is this home.

This home
$195K$1.1M

This home is worth more than 51% of homes in Unionville 06085.

How it measures up in Unionville 06085

The dot is this home. The mark in the middle is the typical home in Unionville 06085.

Estimated value$468,171
CheaperTypical $462,908Pricier

Pricier than 51% of homes nearby

Price per ft²$390
CheaperTypical $270Pricier

Pricier than 96% of homes nearby

Living area1,200 ft²
SmallerTypical 1,816 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.36 ac
SmallerTypical 0.39 acBigger

Bigger than 48% of homes nearby

Year built1981
OlderTypical 1978Newer

Newer than 54% of homes nearby

How 21 Butternut Dr ranks against every home in each area.
MeasureThis homeUnionville 06085Capitol County
Estimated valuepricier than$468,17151% of homes67% of homes
Price per ft²pricier than$39096% of homes98% of homes
Living areabigger than1,200 ft²22% of homes25% of homes
Lot sizebigger than0.36 ac48% of homes46% of homes
Year builtnewer than198154% of homes72% of homes

About 21 Butternut Dr

How much is 21 Butternut Dr, Unionville, CT worth?

The TopHap Estimate for 21 Butternut Dr, Unionville, CT is $468,171 as of Aug 30, 2026. The likely range is $436,600 to $499,742. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Butternut Dr, Unionville, CT last sell?

21 Butternut Dr, Unionville, CT last sold on Nov 1, 2019 for $331,500, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21 Butternut Dr, Unionville, CT?

21 Butternut Dr, Unionville, CT has 3 bedrooms, 2.5 bathrooms, 1,200 square feet of living space and a 0.36-acre lot.

When was 21 Butternut Dr, Unionville, CT built?

21 Butternut Dr, Unionville, CT was built in 1981, making it 45 years old. It is a split level home. The building has 1 story.

What schools serve 21 Butternut Dr, Unionville, CT?

21 Butternut Dr, Unionville, CT is assigned to West District School (elementary), rated A; Farmington High School (high), rated A+; Irving A. Robbins Middle School (middle), rated A. All sit in Farmington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Butternut Dr, Unionville, CT compare to other homes in Unionville 06085?

Among the 2,587 homes in Unionville 06085, it is worth more than 51% of them ($468,171 against a typical $462,908), its price per square foot is higher than 96% of them ($390 against a typical $270), it is bigger than 22% of them (1,200 ft² against a typical 1,816 ft²), its lot is bigger than 48% of them (0.36 ac against a typical 0.39 ac) and it is newer than 54% of them (1981 against a typical 1978). Measured against all of Capitol County, it is worth more than 67% 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 21 Butternut Dr, Unionville, CT?

The 2025 property tax bill for 21 Butternut Dr, Unionville, CT was $6,494. The county assessed it at $243,950.

More homes on Butternut Dr

Closest homes

More homes in Unionville 06085

Assigned schools

Explore the area

See this home in context

Open 21 Butternut Dr 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