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Single Family ResidenceResidential
$2,973,383$637 / 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 62How 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 $1,250,000 on May 20, 2022

40 PROSPECT ST

BABYLON, NY 11702
3
Beds
2
Baths
4,666 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$3M
$1.8M low$4.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,250,000 · May 20, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,336 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,426,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$949,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$477,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,072,242

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
Lot (acres)The size of the land the home sits on, from county records.0.31
HeatingThe type of heating system in the home.Hot Water
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.No
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 · 327 ft²

Transaction History(2)

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
Southampton Elementary SchoolB-
Elementary · Grades PK–4 · 0.5 mi
M
Southampton Intermediate SchoolC-
Middle · Grades 5–8 · 0.8 mi
H
Southampton High SchoolB-
High · Grades 9–12 · 1.0 mi

District: Southampton Union Free School District

Neighborhood · ZIP 11702These 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.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.72

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
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.14,636
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,287 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,221
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,138
Average tempThe average temperature here across a full year.53°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

40 Prospect St 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 most valuable homes in Babylon 11702
  • Costs more per square foot than 91% of homes in Babylon 11702
  • Among the largest homes in Babylon 11702
  • Has a bigger lot than 83% of homes in Babylon 11702
  • Newer than 94% of homes in Babylon 11702

What homes are worth in Babylon 11702

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

This home
$520K$1.9M

This home is worth more than almost all homes in Babylon 11702.

How it measures up in Babylon 11702

The dot is this home. The mark in the middle is the typical home in Babylon 11702.

Estimated value$2,973,383
CheaperTypical $750,378Pricier

Pricier than almost all homes nearby

Price per ft²$637
CheaperTypical $439Pricier

Pricier than 91% of homes nearby

Living area4,666 ft²
SmallerTypical 1,813 ft²Bigger

Bigger than almost all homes nearby

Lot size0.31 ac
SmallerTypical 0.19 acBigger

Bigger than 83% of homes nearby

Year built1994
OlderTypical 1953Newer

Newer than 94% of homes nearby

How 40 Prospect St ranks against every home in each area.
MeasureThis homeBabylon 11702Suffolk County
Estimated valuepricier than$2,973,383almost all homes96% of homes
Price per ft²pricier than$63791% of homes85% of homes
Living areabigger than4,666 ft²almost all homes98% of homes
Lot sizebigger than0.31 ac83% of homes55% of homes
Year builtnewer than199494% of homes81% of homes

About 40 Prospect St

How much is 40 Prospect St, Babylon, NY worth?

The TopHap Estimate for 40 Prospect St, Babylon, NY is $2,973,383 as of Aug 30, 2026. The likely range is $1,844,816 to $4,101,950. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 40 Prospect St, Babylon, NY last sell?

40 Prospect St, Babylon, NY last sold on May 20, 2022 for $1,250,000, according to the county's recorded deed.

How big is 40 Prospect St, Babylon, NY?

40 Prospect St, Babylon, NY has 3 bedrooms, 2 bathrooms, 4,666 square feet of living space and a 0.31-acre lot.

When was 40 Prospect St, Babylon, NY built?

40 Prospect St, Babylon, NY was built in 1994, making it 32 years old. It is a mobile home home. The building has 2 stories.

What schools serve 40 Prospect St, Babylon, NY?

40 Prospect St, Babylon, NY is assigned to Southampton Elementary School (elementary), rated B-; Southampton Intermediate School (middle), rated C-; Southampton High School (high), rated B-. All sit in Southampton Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 40 Prospect St, Babylon, NY compare to other homes in Babylon 11702?

Among the 4,195 homes in Babylon 11702, it is worth more than almost all of them ($2,973,383 against a typical $750,378), its price per square foot is higher than 91% of them ($637 against a typical $439), it is bigger than almost all of them (4,666 ft² against a typical 1,813 ft²), its lot is bigger than 83% of them (0.31 ac against a typical 0.19 ac) and it is newer than 94% of them (1994 against a typical 1953). Measured against all of Suffolk County, it is worth more than 96% 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 40 Prospect St, Babylon, NY?

The 2023 property tax bill for 40 Prospect St, Babylon, NY was $1,336. The county assessed it at $1,426,800.

More homes on Prospect St

Closest homes

More homes in Babylon 11702

Assigned schools

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