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Single Family ResidenceResidential
$2,541,095$795 / 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 87How 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

173 ROSES GROVE RD

WATER MILL, NY 11976
3
Beds
3
Baths
3,198 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.
1.23 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.5M
$2.2M low$2.9M high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,415,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$751,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$663,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,246,031

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.Mobile Home
CountySUFFOLK
HeatingThe type of heating system 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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Inferior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 1,130 ft²

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

M
Southampton Intermediate SchoolC
Middle · Grades 5–8 · 4.5 mi
H
Southampton High SchoolC+
High · Grades 9–12 · 4.5 mi
E
Southampton Elementary SchoolC
Elementary · Grades PK–4 · 4.8 mi

District: Southampton Union Free School District

Neighborhood · ZIP 11976These 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.184
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.49

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.48%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.46%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.3,431
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.205 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$171,191
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$251,712
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

173 Roses Grove 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 more than 95% of homes in Suffolk County
  • Costs less per square foot than 94% of homes in Water Mill 11976
  • Bigger than 93% of homes in Suffolk County
  • Has a bigger lot than 95% of homes in Suffolk County
  • Newer than 89% of homes in Suffolk County

What homes are worth in Water Mill 11976

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

This home
$1.2M$10M

This home is worth more than 18% of homes in Water Mill 11976.

How it measures up in Water Mill 11976

The dot is this home. The mark in the middle is the typical home in Water Mill 11976.

Estimated value$2,541,095
CheaperTypical $5,319,192Pricier

Pricier than 18% of homes nearby

Price per ft²$795
CheaperTypical $1316Pricier

Pricier than 6% of homes nearby

Living area3,198 ft²
SmallerTypical 3,718 ft²Bigger

Bigger than 42% of homes nearby

Lot size1.23 ac
SmallerTypical 1.08 acBigger

Bigger than 57% of homes nearby

Year built2001
OlderTypical 2005Newer

Newer than 40% of homes nearby

How 173 Roses Grove Rd ranks against every home in each area.
MeasureThis homeNorth SeaWater Mill 11976Suffolk County
Estimated valuepricier than$2,541,09575% of homes18% of homes95% of homes
Price per ft²pricier than$79520% of homes6% of homes91% of homes
Living areabigger than3,198 ft²81% of homes42% of homes93% of homes
Lot sizebigger than1.23 ac86% of homes57% of homes95% of homes
Year builtnewer than200163% of homes40% of homes89% of homes

About 173 Roses Grove Rd

How much is 173 Roses Grove Rd, Water Mill, NY worth?

The TopHap Estimate for 173 Roses Grove Rd, Water Mill, NY is $2,541,095 as of Sep 24, 2026. The likely range is $2,215,172 to $2,867,018. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 173 Roses Grove Rd, Water Mill, NY last sell?

173 Roses Grove Rd, Water Mill, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 173 Roses Grove Rd, Water Mill, NY?

173 Roses Grove Rd, Water Mill, NY has 3 bedrooms, 3 bathrooms and 3,198 square feet of living space.

When was 173 Roses Grove Rd, Water Mill, NY built?

173 Roses Grove Rd, Water Mill, NY was built in 2001, making it 25 years old. It is a mobile home home. The building has 2 stories.

What schools serve 173 Roses Grove Rd, Water Mill, NY?

173 Roses Grove Rd, Water Mill, NY is assigned to Southampton Intermediate School (middle), rated C; Southampton High School (high), rated C+; Southampton Elementary School (elementary), rated C. All sit in Southampton Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 173 Roses Grove Rd, Water Mill, NY compare to other homes in Water Mill 11976?

Among the 2,244 homes in Water Mill 11976, it is worth more than 18% of them ($2,541,095 against a typical $5,319,192), its price per square foot is higher than 6% of them ($795 against a typical $1316), it is bigger than 42% of them (3,198 ft² against a typical 3,718 ft²), its lot is bigger than 57% of them (1.23 ac against a typical 1.08 ac) and it is newer than 40% of them (2001 against a typical 2005). Measured against all of Suffolk County, it is worth more than 95% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Roses Grove Rd

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Assigned schools

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