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Single Family ResidenceResidential
$515,777$336 / 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
Last sold for $132,900 on Aug 28, 1998

21 DEER RIDGE RD

STONINGTON, CT 06378
3
Beds
1.5
Baths
1,536 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.
2.05 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
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

$516K
$480K low$552K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$132,900 · Aug 28, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,859 (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.$222,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$56,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$222,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$518,316

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
51
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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.Colonial
CountySOUTHEASTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.2.05
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(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.

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

E
Dean's Mill Elementary SchoolA
Elementary · Grades KG–5 · 1.3 mi
H
Stonington High SchoolA+
High · Grades 9–12 · 4.2 mi
M
Stonington Middle SchoolA-
Middle · Grades 6–8 · 5.0 mi

District: Stonington School District

Neighborhood · ZIP 06378These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.85%
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.4.4%
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.5,226
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.211 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,016
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$159,008
Average tempThe average temperature here across a full year.50°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

21 Deer Ridge Rd 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 83% of homes in Stonington 06378
  • Costs less per square foot than 77% of homes in Stonington 06378
  • Has a bigger lot than 83% of homes in Southeastern Connecticut County
  • Newer than 85% of homes in Southeastern Connecticut County

What homes are worth in Stonington 06378

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

This home
$375K$3.1M

This home is worth more than 17% of homes in Stonington 06378.

How it measures up in Stonington 06378

The dot is this home. The mark in the middle is the typical home in Stonington 06378.

Estimated value$515,777
CheaperTypical $848,045Pricier

Pricier than 17% of homes nearby

Price per ft²$336
CheaperTypical $422Pricier

Pricier than 23% of homes nearby

Living area1,536 ft²
SmallerTypical 1,886 ft²Bigger

Bigger than 36% of homes nearby

Lot size2.05 ac
SmallerTypical 0.94 acBigger

Bigger than 70% of homes nearby

Year built1998
OlderTypical 1969Newer

Newer than 81% of homes nearby

How 21 Deer Ridge Rd ranks against every home in each area.
MeasureThis homeStonington 06378Southeastern Connecticut County
Estimated valuepricier than$515,77717% of homes71% of homes
Price per ft²pricier than$33623% of homes77% of homes
Living areabigger than1,536 ft²36% of homes52% of homes
Lot sizebigger than2.05 ac70% of homes83% of homes
Year builtnewer than199881% of homes85% of homes

About 21 Deer Ridge Rd

How much is 21 Deer Ridge Rd, Stonington, CT worth?

The TopHap Estimate for 21 Deer Ridge Rd, Stonington, CT is $515,777 as of Sep 24, 2026. The likely range is $480,047 to $551,507. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Deer Ridge Rd, Stonington, CT last sell?

21 Deer Ridge Rd, Stonington, CT last sold on Aug 28, 1998 for $132,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Deer Ridge Rd, Stonington, CT?

21 Deer Ridge Rd, Stonington, CT has 3 bedrooms, 1.5 bathrooms, 1,536 square feet of living space and a 2.05-acre lot.

When was 21 Deer Ridge Rd, Stonington, CT built?

21 Deer Ridge Rd, Stonington, CT was built in 1998, making it 28 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Deer Ridge Rd, Stonington, CT?

21 Deer Ridge Rd, Stonington, CT is assigned to Dean's Mill Elementary School (elementary), rated A; Stonington High School (high), rated A+; Stonington Middle School (middle), rated A-. All sit in Stonington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Deer Ridge Rd, Stonington, CT compare to other homes in Stonington 06378?

Among the 2,941 homes in Stonington 06378, it is worth more than 17% of them ($515,777 against a typical $848,045), its price per square foot is higher than 23% of them ($336 against a typical $422), it is bigger than 36% of them (1,536 ft² against a typical 1,886 ft²), its lot is bigger than 70% of them (2.05 ac against a typical 0.94 ac) and it is newer than 81% of them (1998 against a typical 1969). Measured against all of Southeastern Connecticut County, it is worth more than 71% 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 21 Deer Ridge Rd, Stonington, CT?

The 2026 property tax bill for 21 Deer Ridge Rd, Stonington, CT was $4,859. The county assessed it at $222,400.

More homes on Deer Ridge Rd

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