Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$762,554$438 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $485,000 on Sep 30, 2005

18 TOWER PL

SMITHTOWN, NY 11787
4
Beds
2
Baths
1,741 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$763K
$736K low$789K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$485,000 · Sep 30, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,215 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$5,292 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$420
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,872
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$661,500

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.Ranch
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.42
HeatingThe type of heating system in the home.Hot Water
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
ViewThe type of view from the property, or another feature of the site that affects value.Suburban
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 189 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.

M
Great Hollow Middle SchoolA+
Middle · Grades 6–8 · 0.7 mi
E
Mount Pleasant Elementary SchoolB
Elementary · Grades KG–5 · 0.9 mi
H
Smithtown High School WestA
High · Grades 9–12 · 4.0 mi

District: Smithtown Central School District

Neighborhood · ZIP 11787These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.34,997
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,227 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,428
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$168,182
Average tempThe average temperature here across a full year.52°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%

Owner Tools

Do you own this home?
Claim this home

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

18 Tower Pl 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.

  • Has a bigger lot than 67% of homes in Suffolk County
  • Newer than 71% of homes in Hauppauge

What homes are worth in Smithtown 11787

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

This home
$531K$1.6M

This home is worth more than 39% of homes in Smithtown 11787.

How it measures up in Smithtown 11787

The dot is this home. The mark in the middle is the typical home in Smithtown 11787.

Estimated value$762,554
CheaperTypical $804,332Pricier

Pricier than 39% of homes nearby

Price per ft²$438
CheaperTypical $449Pricier

Pricier than 45% of homes nearby

Living area1,741 ft²
SmallerTypical 1,906 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.42 ac
SmallerTypical 0.38 acBigger

Bigger than 53% of homes nearby

Year built1970
OlderTypical 1965Newer

Newer than 70% of homes nearby

How 18 Tower Pl ranks against every home in each area.
MeasureThis homeHauppaugeSmithtown 11787Suffolk County
Estimated valuepricier than$762,55447% of homes39% of homes61% of homes
Price per ft²pricier than$43856% of homes45% of homes58% of homes
Living areabigger than1,741 ft²38% of homes39% of homes53% of homes
Lot sizebigger than0.42 ac62% of homes53% of homes67% of homes
Year builtnewer than197071% of homes70% of homes51% of homes

About 18 Tower Pl

How much is 18 Tower Pl, Smithtown, NY worth?

The TopHap Estimate for 18 Tower Pl, Smithtown, NY is $762,554 as of Oct 21, 2026. The likely range is $736,374 to $788,734. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Tower Pl, Smithtown, NY last sell?

18 Tower Pl, Smithtown, NY last sold on Sep 30, 2005 for $485,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 18 Tower Pl, Smithtown, NY?

18 Tower Pl, Smithtown, NY has 4 bedrooms, 2 bathrooms, 1,741 square feet of living space and a 0.42-acre lot.

When was 18 Tower Pl, Smithtown, NY built?

18 Tower Pl, Smithtown, NY was built in 1970, making it 56 years old. It is a ranch home. The building has 1 story.

What schools serve 18 Tower Pl, Smithtown, NY?

18 Tower Pl, Smithtown, NY is assigned to Great Hollow Middle School (middle), rated A+; Mount Pleasant Elementary School (elementary), rated B; Smithtown High School West (high), rated A. All sit in Smithtown Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Tower Pl, Smithtown, NY compare to other homes in Smithtown 11787?

Among the 11,487 homes in Smithtown 11787, it is worth more than 39% of them ($762,554 against a typical $804,332), its price per square foot is higher than 45% of them ($438 against a typical $449), it is bigger than 39% of them (1,741 ft² against a typical 1,906 ft²), its lot is bigger than 53% of them (0.42 ac against a typical 0.38 ac) and it is newer than 70% of them (1970 against a typical 1965). Measured against all of Suffolk County, it is worth more than 61% 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 18 Tower Pl, Smithtown, NY?

The 2024 property tax bill for 18 Tower Pl, Smithtown, NY was $14,215. The county assessed it at $5,292.

More homes on Tower Pl

Closest homes

More homes in Smithtown 11787

Assigned schools

Explore the area

See this home in context

Open 18 Tower Pl on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map