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Single Family ResidenceResidential
$312,721$200 / 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 Aug 30, 2026

31 RIVERVIEW AVE

GROTON, CT 06340
3
Beds
1.5
Baths
1,560 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
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

$313K
$285K low$341K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,608 (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.$159,390 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$71,974
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$87,416
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$159,390
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$111,573

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
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.0.16
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
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

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

E
Charles Barnum Magnet SchoolB+
Elementary · Grades PK–5 · 1.4 mi
M
Groton Middle SchoolC
Middle · Grades 6–8 · 3.5 mi
H
Robert E. Fitch High SchoolC
High · Grades 9–12 · 3.8 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%

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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

31 Riverview 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 Southeastern Connecticut County
  • Costs less per square foot than 90% of homes in Groton 06340
  • Has a smaller lot than 89% of homes in Southeastern Connecticut County
  • Older than 82% of homes in Groton 06340

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
$193K$2.4M

This home is worth more than 27% 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$312,721
CheaperTypical $384,293Pricier

Pricier than 27% of homes nearby

Price per ft²$200
CheaperTypical $281Pricier

Pricier than 10% of homes nearby

Living area1,560 ft²
SmallerTypical 1,414 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.16 ac
SmallerTypical 0.28 acBigger

Bigger than 18% of homes nearby

Year built1930
OlderTypical 1960Newer

Newer than 18% of homes nearby

How 31 Riverview Ave ranks against every home in each area.
MeasureThis homeGroton 06340Southeastern Connecticut County
Estimated valuepricier than$312,72127% of homes22% of homes
Price per ft²pricier than$20010% of homes13% of homes
Living areabigger than1,560 ft²59% of homes53% of homes
Lot sizebigger than0.16 ac18% of homes11% of homes
Year builtnewer than193018% of homes19% of homes

About 31 Riverview Ave

How much is 31 Riverview Ave, Groton, CT worth?

The TopHap Estimate for 31 Riverview Ave, Groton, CT is $312,721 as of Aug 30, 2026. The likely range is $284,826 to $340,616. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Riverview Ave, Groton, CT last sell?

31 Riverview Ave, Groton, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 31 Riverview Ave, Groton, CT?

31 Riverview Ave, Groton, CT has 3 bedrooms, 1.5 bathrooms, 1,560 square feet of living space and a 0.16-acre lot.

When was 31 Riverview Ave, Groton, CT built?

31 Riverview Ave, Groton, CT was built in 1930, making it 96 years old. It is a cape cod home. The building has 2 stories.

What schools serve 31 Riverview Ave, Groton, CT?

31 Riverview Ave, Groton, CT is assigned to Charles Barnum Magnet School (elementary), rated B+; Groton Middle School (middle), rated C; Robert E. Fitch High School (high), rated C. All sit in Groton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Riverview Ave, Groton, CT compare to other homes in Groton 06340?

Among the 7,236 homes in Groton 06340, it is worth more than 27% of them ($312,721 against a typical $384,293), its price per square foot is higher than 10% of them ($200 against a typical $281), it is bigger than 59% of them (1,560 ft² against a typical 1,414 ft²), its lot is bigger than 18% of them (0.16 ac against a typical 0.28 ac) and it is newer than 18% of them (1930 against a typical 1960). Measured against all of Southeastern 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 31 Riverview Ave, Groton, CT?

The 2025 property tax bill for 31 Riverview Ave, Groton, CT was $4,608. The county assessed it at $159,390.

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