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Single Family ResidenceResidential
$638,655$386 / 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 87How 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

166 PROSPECT ST

LITCHFIELD, CT 06759
3
Beds
1.5
Baths
1,656 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.
0.57 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$639K
$555K low$722K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,834 (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.$405,240 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$194,170
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$211,070
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$405,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$283,668

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
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.

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.Colonial
CountyNORTHWEST HILLS
Lot (acres)The size of the land the home sits on, from county records.0.57
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
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Litchfield Center School
Elementary · Grades PK–3 · 0.6 mi
M
Plumb Hill Middle School
Middle · Grades 6–8 · 0.9 mi
H
Lakeview High School
High · Grades 9–12 · 2.3 mi

District: Regional School District 20

Neighborhood · ZIP 06759These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.6,580
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.124 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,389
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,885
Average tempThe average temperature here across a full year.46°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

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.

  • Worth more than 75% of homes in Northwest Hills County
  • Costs more per square foot than 87% of homes in Litchfield 06759
  • Smaller than 67% of homes in Litchfield 06759
  • Has a smaller lot than 85% of homes in Litchfield 06759
  • Older than 74% of homes in Northwest Hills County

What homes are worth in Litchfield 06759

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

This home
$240K$1.9M

This home is worth more than 62% of homes in Litchfield 06759.

How it measures up in Litchfield 06759

The dot is this home. The mark in the middle is the typical home in Litchfield 06759.

Estimated value$638,655
CheaperTypical $555,964Pricier

Pricier than 62% of homes nearby

Price per ft²$386
CheaperTypical $281Pricier

Pricier than 87% of homes nearby

Living area1,656 ft²
SmallerTypical 1,972 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.57 ac
SmallerTypical 2.07 acBigger

Bigger than 15% of homes nearby

Year built1940
OlderTypical 1964Newer

Newer than 29% of homes nearby

How 166 Prospect St ranks against every home in each area.
MeasureThis homeLitchfield 06759Northwest Hills County
Estimated valuepricier than$638,65562% of homes75% of homes
Price per ft²pricier than$38687% of homes85% of homes
Living areabigger than1,656 ft²33% of homes47% of homes
Lot sizebigger than0.57 ac15% of homes33% of homes
Year builtnewer than194029% of homes26% of homes

About 166 Prospect St

How much is 166 Prospect St, Litchfield, CT worth?

The TopHap Estimate for 166 Prospect St, Litchfield, CT is $638,655 as of Aug 30, 2026. The likely range is $555,176 to $722,134. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

166 Prospect St, Litchfield, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 166 Prospect St, Litchfield, CT?

166 Prospect St, Litchfield, CT has 3 bedrooms, 1.5 bathrooms, 1,656 square feet of living space and a 0.57-acre lot.

When was 166 Prospect St, Litchfield, CT built?

166 Prospect St, Litchfield, CT was built in 1940, making it 86 years old. It is a colonial home. The building has 2 stories.

What schools serve 166 Prospect St, Litchfield, CT?

166 Prospect St, Litchfield, CT is assigned to Litchfield Center School (elementary); Plumb Hill Middle School (middle); Lakeview High School (high). All sit in Regional School District 20. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 Prospect St, Litchfield, CT compare to other homes in Litchfield 06759?

Among the 2,482 homes in Litchfield 06759, it is worth more than 62% of them ($638,655 against a typical $555,964), its price per square foot is higher than 87% of them ($386 against a typical $281), it is bigger than 33% of them (1,656 ft² against a typical 1,972 ft²), its lot is bigger than 15% of them (0.57 ac against a typical 2.07 ac) and it is newer than 29% of them (1940 against a typical 1964). Measured against all of Northwest Hills County, it is worth more than 75% 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 166 Prospect St, Litchfield, CT?

The 2025 property tax bill for 166 Prospect St, Litchfield, CT was $8,834. The county assessed it at $405,240.

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