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Single Family ResidenceResidential
$2,678,454$1,058 / 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 54How 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
Last sold for $695,000 on Jan 30, 1998

3 FOREST AVE

OLD GREENWICH, CT 06870
5
Beds
2.5
Baths
2,532 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.7M
$1.4M low$3.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$695,000 · Jan 30, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,602 (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.$776,930 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$528,080
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$248,850
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$776,930
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$543,851

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.60
96
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.108 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.74%
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 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.Colonial
CountyWESTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.Forced Air With Air Conditioning
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(5)

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.

M
Eastern Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
E
International School at DundeeA+
Elementary · Grades KG–5 · 1.1 mi
H
Greenwich High SchoolA+
High · Grades 9–12 · 2.3 mi

District: Greenwich School District

Neighborhood · ZIP 06870These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.99

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.8,255
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,558 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$208,823
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$306,114
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

3 Forest 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 more than 90% of homes in Western Connecticut County
  • Costs more per square foot than 96% of homes in Western Connecticut County
  • Bigger than 66% of homes in Western Connecticut County
  • Has a smaller lot than 84% of homes in Western Connecticut County
  • Newer than 77% of homes in Western Connecticut County

What homes are worth in Old Greenwich 06870

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

This home
$464K$8.7M

This home is worth more than 57% of homes in Old Greenwich 06870.

How it measures up in Old Greenwich 06870

The dot is this home. The mark in the middle is the typical home in Old Greenwich 06870.

Estimated value$2,678,454
CheaperTypical $2,356,271Pricier

Pricier than 57% of homes nearby

Price per ft²$1058
CheaperTypical $943Pricier

Pricier than 66% of homes nearby

Living area2,532 ft²
SmallerTypical 2,522 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.19 ac
SmallerTypical 0.27 acBigger

Bigger than 23% of homes nearby

Year built1986
OlderTypical 1957Newer

Newer than 73% of homes nearby

How 3 Forest Ave ranks against every home in each area.
MeasureThis homeOld Greenwich 06870Western Connecticut County
Estimated valuepricier than$2,678,45457% of homes90% of homes
Price per ft²pricier than$105866% of homes96% of homes
Living areabigger than2,532 ft²50% of homes66% of homes
Lot sizebigger than0.19 ac23% of homes16% of homes
Year builtnewer than198673% of homes77% of homes

About 3 Forest Ave

How much is 3 Forest Ave, Old Greenwich, CT worth?

The TopHap Estimate for 3 Forest Ave, Old Greenwich, CT is $2,678,454 as of Aug 30, 2026. The likely range is $1,448,470 to $3,908,438. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3 Forest Ave, Old Greenwich, CT last sell?

3 Forest Ave, Old Greenwich, CT last sold on Jan 30, 1998 for $695,000, according to the county's recorded deed.

How big is 3 Forest Ave, Old Greenwich, CT?

3 Forest Ave, Old Greenwich, CT has 5 bedrooms, 2.5 bathrooms, 2,532 square feet of living space and a 0.19-acre lot.

When was 3 Forest Ave, Old Greenwich, CT built?

3 Forest Ave, Old Greenwich, CT was built in 1986, making it 40 years old. It is a colonial home. The building has 2 stories.

What schools serve 3 Forest Ave, Old Greenwich, CT?

3 Forest Ave, Old Greenwich, CT is assigned to Eastern Middle School (middle), rated A+; International School at Dundee (elementary), rated A+; Greenwich High School (high), rated A+. All sit in Greenwich School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3 Forest Ave, Old Greenwich, CT compare to other homes in Old Greenwich 06870?

Among the 2,671 homes in Old Greenwich 06870, it is worth more than 57% of them ($2,678,454 against a typical $2,356,271), its price per square foot is higher than 66% of them ($1058 against a typical $943), it is bigger than 50% of them (2,532 ft² against a typical 2,522 ft²), its lot is bigger than 23% of them (0.19 ac against a typical 0.27 ac) and it is newer than 73% of them (1986 against a typical 1957). Measured against all of Western Connecticut County, it is worth more than 90% 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 3 Forest Ave, Old Greenwich, CT?

The 2025 property tax bill for 3 Forest Ave, Old Greenwich, CT was $9,602. The county assessed it at $776,930.

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