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Triplex (3 Units, Any Combination)Residential
Last sold for $189,000 on Oct 31, 2019

166 PROSPECT ST

WILLIMANTIC, CT 06226
5
Beds
4 / 2
Baths
3,518 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$189,000 · Oct 31, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,539 (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.$203,660 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,850
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$177,810
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$203,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$142,562

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
CountySOUTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Windham High SchoolD
High · Grades 9–12 · 0.6 mi
M
Windham Middle SchoolC-
Middle · Grades 6–8 · 1.0 mi
E
W. B. Sweeney SchoolD+
Elementary · Grades KG–5 · 1.1 mi

District: Windham School District

Neighborhood · ZIP 06226These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.17,460
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,391 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$43,945
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,578
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

166 Prospect St 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.

  • Bigger than 98% of homes in Willimantic 06226
  • Has a smaller lot than 86% of homes in Southeastern Connecticut County
  • Older than 93% of homes in Southeastern Connecticut County

How it measures up in Willimantic 06226

The dot is this home. The mark in the middle is the typical home in Willimantic 06226.

Living area3,518 ft²
SmallerTypical 1,339 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.18 ac
SmallerTypical 0.26 acBigger

Bigger than 24% of homes nearby

Year built1890
OlderTypical 1945Newer

Newer than 14% of homes nearby

How 166 Prospect St ranks against every home in each area.
MeasureThis homeWillimantic 06226Southeastern Connecticut County
Living areabigger than3,518 ft²98% of homes98% of homes
Lot sizebigger than0.18 ac24% of homes14% of homes
Year builtnewer than189014% of homes7% of homes

About 166 Prospect St

When did 166 Prospect St, Willimantic, CT last sell?

166 Prospect St, Willimantic, CT last sold on Oct 31, 2019 for $189,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 166 Prospect St, Willimantic, CT?

166 Prospect St, Willimantic, CT has 5 bedrooms, 4 bathrooms, 3,518 square feet of living space and a 0.18-acre lot.

When was 166 Prospect St, Willimantic, CT built?

166 Prospect St, Willimantic, CT was built in 1890, making it 136 years old. The building has 2 stories.

What schools serve 166 Prospect St, Willimantic, CT?

166 Prospect St, Willimantic, CT is assigned to Windham High School (high), rated D; Windham Middle School (middle), rated C-; W. B. Sweeney School (elementary), rated D+. All sit in Windham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 Prospect St, Willimantic, CT compare to other homes in Willimantic 06226?

Among the 3,094 homes in Willimantic 06226, it is bigger than 98% of them (3,518 ft² against a typical 1,339 ft²), its lot is bigger than 24% of them (0.18 ac against a typical 0.26 ac) and it is newer than 14% of them (1890 against a typical 1945). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 166 Prospect St, Willimantic, CT?

The 2025 property tax bill for 166 Prospect St, Willimantic, CT was $7,539. The county assessed it at $203,660.

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