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Single Family ResidenceResidential
$698,241$231 / 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 96How 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 $455,000 on Sep 5, 2002

556 PLAINVILLE AVE

UNIONVILLE, CT 06085
3
Beds
2.5
Baths
3,020 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$698K
$670K low$726K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$455,000 · Sep 5, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,845 (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.$407,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$122,220
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$285,180
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$407,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$285,180

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.Colonial
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.2001
Lot (acres)The size of the land the home sits on, from county records.0.69
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
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)

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 · 0.8 mi
H
Farmington High SchoolA+
High · Grades 9–12 · 1.9 mi
M
Irving A. Robbins Middle SchoolA
Middle · Grades 7–8 · 4.8 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%

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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

556 Plainville Ave 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 91% of homes in Capitol County
  • Costs less per square foot than 80% of homes in Unionville 06085
  • Bigger than 92% of homes in Capitol County
  • Has a bigger lot than 82% of homes in Unionville 06085
  • Newer than 90% 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
$194K$1.1M

This home is worth more than 81% 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$698,241
CheaperTypical $464,842Pricier

Pricier than 81% of homes nearby

Price per ft²$231
CheaperTypical $270Pricier

Pricier than 20% of homes nearby

Living area3,020 ft²
SmallerTypical 1,817 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.69 ac
SmallerTypical 0.39 acBigger

Bigger than 82% of homes nearby

Year built1999
OlderTypical 1978Newer

Newer than 79% of homes nearby

How 556 Plainville Ave ranks against every home in each area.
MeasureThis homeUnionville 06085Capitol County
Estimated valuepricier than$698,24181% of homes91% of homes
Price per ft²pricier than$23120% of homes32% of homes
Living areabigger than3,020 ft²88% of homes92% of homes
Lot sizebigger than0.69 ac82% of homes67% of homes
Year builtnewer than199979% of homes90% of homes

About 556 Plainville Ave

How much is 556 Plainville Ave, Unionville, CT worth?

The TopHap Estimate for 556 Plainville Ave, Unionville, CT is $698,241 as of Aug 30, 2026. The likely range is $670,266 to $726,216. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 556 Plainville Ave, Unionville, CT last sell?

556 Plainville Ave, Unionville, CT last sold on Sep 5, 2002 for $455,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 556 Plainville Ave, Unionville, CT?

556 Plainville Ave, Unionville, CT has 3 bedrooms, 2.5 bathrooms, 3,020 square feet of living space and a 0.69-acre lot.

When was 556 Plainville Ave, Unionville, CT built?

556 Plainville Ave, Unionville, CT was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 556 Plainville Ave, Unionville, CT?

556 Plainville Ave, 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 556 Plainville Ave, Unionville, CT compare to other homes in Unionville 06085?

Among the 2,587 homes in Unionville 06085, it is worth more than 81% of them ($698,241 against a typical $464,842), its price per square foot is higher than 20% of them ($231 against a typical $270), it is bigger than 88% of them (3,020 ft² against a typical 1,817 ft²), its lot is bigger than 82% of them (0.69 ac against a typical 0.39 ac) and it is newer than 79% of them (1999 against a typical 1978). Measured against all of Capitol County, it is worth more than 91% 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 556 Plainville Ave, Unionville, CT?

The 2025 property tax bill for 556 Plainville Ave, Unionville, CT was $10,845. The county assessed it at $407,400.

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