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Single Family ResidenceResidential
$309,860$359 / 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 $150,000 on Jun 3, 2008

143 PROSPECT AVE

DANIELSON, CT 06239
4
Beds
1
Baths
864 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$310K
$288K low$331K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Jun 3, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,591 (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.$143,350 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,750
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$114,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$143,350
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$100,345

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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.Cape Cod
CountyNORTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Hot Water
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(8)

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
Killingly Central School
Elementary · Grades PK–1 · 2.7 mi
M
Killingly Intermediate SchoolC-
Middle · Grades 5–8 · 2.9 mi
H
Killingly High SchoolC-
High · Grades 9–12 · 3.6 mi

District: Killingly School District

Neighborhood · ZIP 06239These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.58

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
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.11,304
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.506 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,119
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,154
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

143 Prospect 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 less than 78% of homes in Northeastern Connecticut County
  • Costs more per square foot than 91% of homes in Danielson 06239
  • Smaller than 94% of homes in Northeastern Connecticut County
  • Has a smaller lot than 92% of homes in Northeastern Connecticut County

What homes are worth in Danielson 06239

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

This home
$213K$632K

This home is worth more than 25% of homes in Danielson 06239.

How it measures up in Danielson 06239

The dot is this home. The mark in the middle is the typical home in Danielson 06239.

Estimated value$309,860
CheaperTypical $357,824Pricier

Pricier than 25% of homes nearby

Price per ft²$359
CheaperTypical $272Pricier

Pricier than 91% of homes nearby

Living area864 ft²
SmallerTypical 1,354 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.23 ac
SmallerTypical 0.59 acBigger

Bigger than 14% of homes nearby

Year built1972
OlderTypical 1969Newer

Newer than 55% of homes nearby

How 143 Prospect Ave ranks against every home in each area.
MeasureThis homeDanielson 06239Northeastern Connecticut County
Estimated valuepricier than$309,86025% of homes22% of homes
Price per ft²pricier than$35991% of homes91% of homes
Living areabigger than864 ft²7% of homes6% of homes
Lot sizebigger than0.23 ac14% of homes8% of homes
Year builtnewer than197255% of homes46% of homes

About 143 Prospect Ave

How much is 143 Prospect Ave, Danielson, CT worth?

The TopHap Estimate for 143 Prospect Ave, Danielson, CT is $309,860 as of Aug 30, 2026. The likely range is $288,335 to $331,385. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 143 Prospect Ave, Danielson, CT last sell?

143 Prospect Ave, Danielson, CT last sold on Jun 3, 2008 for $150,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 143 Prospect Ave, Danielson, CT?

143 Prospect Ave, Danielson, CT has 4 bedrooms, 1 bathrooms, 864 square feet of living space and a 0.23-acre lot.

When was 143 Prospect Ave, Danielson, CT built?

143 Prospect Ave, Danielson, CT was built in 1972, making it 54 years old. It is a cape cod home. The building has 1 story.

What schools serve 143 Prospect Ave, Danielson, CT?

143 Prospect Ave, Danielson, CT is assigned to Killingly Central School (elementary); Killingly Intermediate School (middle), rated C-; Killingly High School (high), rated C-. All sit in Killingly School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 143 Prospect Ave, Danielson, CT compare to other homes in Danielson 06239?

Among the 3,539 homes in Danielson 06239, it is worth more than 25% of them ($309,860 against a typical $357,824), its price per square foot is higher than 91% of them ($359 against a typical $272), it is bigger than 7% of them (864 ft² against a typical 1,354 ft²), its lot is bigger than 14% of them (0.23 ac against a typical 0.59 ac) and it is newer than 55% of them (1972 against a typical 1969). Measured against all of Northeastern Connecticut County, it is worth more than 22% 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 143 Prospect Ave, Danielson, CT?

The 2025 property tax bill for 143 Prospect Ave, Danielson, CT was $3,591. The county assessed it at $143,350.

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