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Single Family ResidenceResidential
$941,445$736 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $449,000 on Sep 30, 2020

33 PROSPECT ST

GROTON, CT 06340
3
Beds
4
Baths
1,279 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.
1945
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$941K
$861K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$449,000 · Sep 30, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,812 (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.$419,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$313,558
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$105,742
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$419,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$293,510

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.74 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.92%
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.1 percent coastal flood zone

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.Ranch
CountySOUTHEASTERN CONNECTICUT
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.2020
Lot (acres)The size of the land the home sits on, from county records.0.23
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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.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(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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

H
Robert E. Fitch High SchoolC
High · Grades 9–12 · 2.1 mi
M
Groton Middle SchoolC
Middle · Grades 6–8 · 2.4 mi
E
Mystic River Magnet SchoolC
Elementary · Grades PK–5 · 2.5 mi

District: Groton School District

Neighborhood · ZIP 06340These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.27,657
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.992 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,998
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,942
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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

33 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 95% of homes in Southeastern Connecticut County
  • Among the highest price per square foot in Southeastern Connecticut County
  • Smaller than 65% of homes in Southeastern Connecticut County
  • Has a smaller lot than 78% of homes in Southeastern Connecticut County
  • Older than 76% of homes in Southeastern Connecticut County

What homes are worth in Groton 06340

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

This home
$202K$1.9M

This home is worth more than 88% of homes in Groton 06340.

How it measures up in Groton 06340

The dot is this home. The mark in the middle is the typical home in Groton 06340.

Estimated value$941,445
CheaperTypical $391,668Pricier

Pricier than 88% of homes nearby

Price per ft²$736
CheaperTypical $285Pricier

Pricier than 97% of homes nearby

Living area1,279 ft²
SmallerTypical 1,416 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.23 ac
SmallerTypical 0.28 acBigger

Bigger than 38% of homes nearby

Year built1945
OlderTypical 1961Newer

Newer than 31% of homes nearby

How 33 Prospect St ranks against every home in each area.
MeasureThis homeGroton 06340Southeastern Connecticut County
Estimated valuepricier than$941,44588% of homes95% of homes
Price per ft²pricier than$73697% of homesalmost all homes
Living areabigger than1,279 ft²42% of homes35% of homes
Lot sizebigger than0.23 ac38% of homes22% of homes
Year builtnewer than194531% of homes24% of homes

About 33 Prospect St

How much is 33 Prospect St, Groton, CT worth?

The TopHap Estimate for 33 Prospect St, Groton, CT is $941,445 as of Jul 14, 2026. The likely range is $861,157 to $1,021,733. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33 Prospect St, Groton, CT last sell?

33 Prospect St, Groton, CT last sold on Sep 30, 2020 for $449,000, according to the county's recorded deed.

How big is 33 Prospect St, Groton, CT?

33 Prospect St, Groton, CT has 3 bedrooms, 4 bathrooms, 1,279 square feet of living space and a 0.23-acre lot.

When was 33 Prospect St, Groton, CT built?

33 Prospect St, Groton, CT was built in 1945, making it 81 years old. It is a ranch home. The building has 1 story.

What schools serve 33 Prospect St, Groton, CT?

33 Prospect St, Groton, CT is assigned to Robert E. Fitch High School (high), rated C; Groton Middle School (middle), rated C; Mystic River Magnet School (elementary), rated C. All sit in Groton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 33 Prospect St, Groton, CT compare to other homes in Groton 06340?

Among the 7,236 homes in Groton 06340, it is worth more than 88% of them ($941,445 against a typical $391,668), its price per square foot is higher than 97% of them ($736 against a typical $285), it is bigger than 42% of them (1,279 ft² against a typical 1,416 ft²), its lot is bigger than 38% of them (0.23 ac against a typical 0.28 ac) and it is newer than 31% of them (1945 against a typical 1961). Measured against all of Southeastern Connecticut County, it is worth more than 95% 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 33 Prospect St, Groton, CT?

The 2025 property tax bill for 33 Prospect St, Groton, CT was $11,812. The county assessed it at $419,300.

More homes on Prospect St

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Assigned schools

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