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Single Family ResidenceResidential
$1,754,558$737 / 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 92How 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 $1,381,000 on Dec 12, 2022

34 BARTON LN

COS COB, CT 06807
4
Beds
3.5
Baths
2,381 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.
1.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.8M
$1.6M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,381,000 · Dec 12, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,668 (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.$802,970 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$543,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$259,070
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$802,970
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$562,079

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.44
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
63
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.
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.Cape Cod
CountyWESTERN 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.1970
Lot (acres)The size of the land the home sits on, from county records.1.22
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
CoolingThe type of cooling or air conditioning in the home.Yes
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

M
Central Middle SchoolA-
Middle · Grades 6–8 · 1.7 mi
E
North Street SchoolA
Elementary · Grades PK–5 · 1.9 mi
H
Greenwich High SchoolA+
High · Grades 9–12 · 2.4 mi

District: Greenwich School District

Neighborhood · ZIP 06807These 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.54
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.103

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.7,630
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,321 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$180,144
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$235,340
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

34 Barton Ln 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 81% of homes in Western Connecticut County
  • Costs more per square foot than 86% of homes in Western Connecticut County
  • Has a bigger lot than 87% of homes in Cos Cob 06807

What homes are worth in Cos Cob 06807

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

This home
$662K$4.3M

This home is worth more than 52% of homes in Cos Cob 06807.

How it measures up in Cos Cob 06807

The dot is this home. The mark in the middle is the typical home in Cos Cob 06807.

Estimated value$1,754,558
CheaperTypical $1,726,142Pricier

Pricier than 52% of homes nearby

Price per ft²$737
CheaperTypical $739Pricier

Pricier than 50% of homes nearby

Living area2,381 ft²
SmallerTypical 2,394 ft²Bigger

Bigger than 50% of homes nearby

Lot size1.22 ac
SmallerTypical 0.29 acBigger

Bigger than 87% of homes nearby

Year built1959
OlderTypical 1964Newer

Newer than 43% of homes nearby

How 34 Barton Ln ranks against every home in each area.
MeasureThis homeCos Cob 06807Western Connecticut County
Estimated valuepricier than$1,754,55852% of homes81% of homes
Price per ft²pricier than$73750% of homes86% of homes
Living areabigger than2,381 ft²50% of homes62% of homes
Lot sizebigger than1.22 ac87% of homes71% of homes
Year builtnewer than195943% of homes38% of homes

About 34 Barton Ln

How much is 34 Barton Ln, Cos Cob, CT worth?

The TopHap Estimate for 34 Barton Ln, Cos Cob, CT is $1,754,558 as of Aug 30, 2026. The likely range is $1,614,976 to $1,894,140. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 34 Barton Ln, Cos Cob, CT last sell?

34 Barton Ln, Cos Cob, CT last sold on Dec 12, 2022 for $1,381,000, according to the county's recorded deed.

How big is 34 Barton Ln, Cos Cob, CT?

34 Barton Ln, Cos Cob, CT has 4 bedrooms, 3.5 bathrooms, 2,381 square feet of living space and a 1.22-acre lot.

When was 34 Barton Ln, Cos Cob, CT built?

34 Barton Ln, Cos Cob, CT was built in 1959, making it 67 years old. It is a cape cod home. The building has 2 stories.

What schools serve 34 Barton Ln, Cos Cob, CT?

34 Barton Ln, Cos Cob, CT is assigned to Central Middle School (middle), rated A-; North Street School (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 34 Barton Ln, Cos Cob, CT compare to other homes in Cos Cob 06807?

Among the 2,396 homes in Cos Cob 06807, it is worth more than 52% of them ($1,754,558 against a typical $1,726,142), its price per square foot is higher than 50% of them ($737 against a typical $739), it is bigger than 50% of them (2,381 ft² against a typical 2,394 ft²), its lot is bigger than 87% of them (1.22 ac against a typical 0.29 ac) and it is newer than 43% of them (1959 against a typical 1964). Measured against all of Western Connecticut County, it is worth more than 81% 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 34 Barton Ln, Cos Cob, CT?

The 2025 property tax bill for 34 Barton Ln, Cos Cob, CT was $9,668. The county assessed it at $802,970.

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