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Single Family ResidenceResidential
Last sold for $4,022,500 on Sep 3, 2009

186 OTTER ROCK DR

GREENWICH, CT 06830
7
Beds
8 / 2
Baths
10,395 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.
1.51 ac
Lot SizeThe size of the land the home sits on, from county records.
2011
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
15
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$4,022,500 · Sep 3, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$130,237 (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.$10,537,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,798,740
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$7,739,060
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,537,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$7,376,460

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.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
65
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
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
CountyWESTERN CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.1.51
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.Wood Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.Pool W/Hot Tub/Spa
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Greenhouse

Transaction History(1)

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
Julian Curtiss SchoolB+
Elementary · Grades PK–5 · 1.9 mi
H
Greenwich High SchoolA+
High · Grades 9–12 · 2.6 mi
M
Central Middle SchoolA-
Middle · Grades 6–8 · 3.3 mi

District: Greenwich School District

Neighborhood · ZIP 06830These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.119
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.104

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.27,704
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,501 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,325
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$273,728
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

186 Otter Rock Dr 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.

  • Among the largest homes in Western Connecticut County
  • Has a bigger lot than 76% of homes in Western Connecticut County
  • Newer than 96% of homes in Western Connecticut County

How it measures up in Greenwich 06830

The dot is this home. The mark in the middle is the typical home in Greenwich 06830.

Living area10,395 ft²
SmallerTypical 2,911 ft²Bigger

Bigger than 98% of homes nearby

Lot size1.51 ac
SmallerTypical 0.46 acBigger

Bigger than 75% of homes nearby

Year built2011
OlderTypical 1956Newer

Newer than 93% of homes nearby

How 186 Otter Rock Dr ranks against every home in each area.
MeasureThis homeGreenwich 06830Western Connecticut County
Living areabigger than10,395 ft²98% of homesalmost all homes
Lot sizebigger than1.51 ac75% of homes76% of homes
Year builtnewer than201193% of homes96% of homes

About 186 Otter Rock Dr

When did 186 Otter Rock Dr, Greenwich, CT last sell?

186 Otter Rock Dr, Greenwich, CT last sold on Sep 3, 2009 for $4,022,500, according to the county's recorded deed.

How big is 186 Otter Rock Dr, Greenwich, CT?

186 Otter Rock Dr, Greenwich, CT has 7 bedrooms, 8 bathrooms, 10,395 square feet of living space and a 1.51-acre lot.

When was 186 Otter Rock Dr, Greenwich, CT built?

186 Otter Rock Dr, Greenwich, CT was built in 2011, making it 15 years old. It is a colonial home. The building has 3 stories.

What schools serve 186 Otter Rock Dr, Greenwich, CT?

186 Otter Rock Dr, Greenwich, CT is assigned to Julian Curtiss School (elementary), rated B+; Greenwich High School (high), rated A+; Central Middle School (middle), rated A-. All sit in Greenwich School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 186 Otter Rock Dr, Greenwich, CT compare to other homes in Greenwich 06830?

Among the 6,738 homes in Greenwich 06830, it is bigger than 98% of them (10,395 ft² against a typical 2,911 ft²), its lot is bigger than 75% of them (1.51 ac against a typical 0.46 ac) and it is newer than 93% of them (2011 against a typical 1956). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 186 Otter Rock Dr, Greenwich, CT?

The 2025 property tax bill for 186 Otter Rock Dr, Greenwich, CT was $130,237. The county assessed it at $10,537,800.

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