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Single Family ResidenceResidential
$266,468$163 / 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 Sep 24, 2026

51 PROSPECT AVE

DANIELSON, CT 06239
4
Beds
1
Baths
1,632 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
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.

Valuation

$266K
$249K low$284K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,160 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$163,450 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,930
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$143,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$268,581

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
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
CountyNORTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Hot Water
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(2)

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 SchoolD
Elementary · Grades PK–1 · 2.9 mi
M
Killingly Intermediate SchoolC
Middle · Grades 5–8 · 3.1 mi
H
Killingly High SchoolC-
High · Grades 9–12 · 3.7 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

51 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 92% of homes in Northeastern Connecticut County
  • Costs less per square foot than 97% of homes in Danielson 06239
  • Bigger than 68% of homes in Danielson 06239
  • Has a smaller lot than 98% of homes in Danielson 06239
  • Older than 88% of homes in Danielson 06239

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
$215K$630K

This home is worth more than 9% 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$266,468
CheaperTypical $359,124Pricier

Pricier than 9% of homes nearby

Price per ft²$163
CheaperTypical $274Pricier

Pricier than 3% of homes nearby

Living area1,632 ft²
SmallerTypical 1,352 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.11 ac
SmallerTypical 0.59 acBigger

Bigger than 2% of homes nearby

Year built1900
OlderTypical 1968Newer

Newer than 12% of homes nearby

How 51 Prospect Ave ranks against every home in each area.
MeasureThis homeDanielson 06239Northeastern Connecticut County
Estimated valuepricier than$266,4689% of homes8% of homes
Price per ft²pricier than$1633% of homes5% of homes
Living areabigger than1,632 ft²68% of homes57% of homes
Lot sizebigger than0.11 ac2% of homes2% of homes
Year builtnewer than190012% of homes12% of homes

About 51 Prospect Ave

How much is 51 Prospect Ave, Danielson, CT worth?

The TopHap Estimate for 51 Prospect Ave, Danielson, CT is $266,468 as of Sep 24, 2026. The likely range is $248,617 to $284,319. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Prospect Ave, Danielson, CT last sell?

51 Prospect Ave, Danielson, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 51 Prospect Ave, Danielson, CT?

51 Prospect Ave, Danielson, CT has 4 bedrooms, 1 bathrooms, 1,632 square feet of living space and a 0.11-acre lot.

When was 51 Prospect Ave, Danielson, CT built?

51 Prospect Ave, Danielson, CT was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 51 Prospect Ave, Danielson, CT?

51 Prospect Ave, Danielson, CT is assigned to Killingly Central School (elementary), rated D; 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 51 Prospect Ave, Danielson, CT compare to other homes in Danielson 06239?

Among the 3,539 homes in Danielson 06239, it is worth more than 9% of them ($266,468 against a typical $359,124), its price per square foot is higher than 3% of them ($163 against a typical $274), it is bigger than 68% of them (1,632 ft² against a typical 1,352 ft²), its lot is bigger than 2% of them (0.11 ac against a typical 0.59 ac) and it is newer than 12% of them (1900 against a typical 1968). Measured against all of Northeastern Connecticut County, it is worth more than 8% 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 51 Prospect Ave, Danielson, CT?

The 2026 property tax bill for 51 Prospect Ave, Danielson, CT was $4,160. The county assessed it at $163,450.

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More homes in Danielson 06239

Assigned schools

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