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Single Family ResidenceResidential
$591,937$352 / 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 91How 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 $549,000 on Jun 24, 2025

54 PROSPECT AVE

NESCONSET, NY 11767
4
Beds
1
Baths
1,684 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$592K
$536K low$648K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$549,000 · Jun 24, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,144 (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.$4,630 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,530
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$578,750

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Raised Ranch
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Hot Water
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

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
Dogwood Elementary SchoolB
Elementary · Grades KG–5 · 0.6 mi
H
Smithtown High School EastA+
High · Grades 9–12 · 1.1 mi
M
Nesaquake Middle SchoolB
Middle · Grades 6–8 · 1.4 mi

District: Smithtown Central School District

Neighborhood · ZIP 11767These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.5.1%
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.14,528
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,469 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,103
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,310
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%

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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

54 Prospect Ave 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 less than 85% of homes in Nesconset 11767
  • Costs less per square foot than 73% of homes in Nesconset 11767
  • Smaller than 67% of homes in Nesconset 11767
  • Has a smaller lot than 92% of homes in Nesconset 11767
  • Newer than 67% of homes in Nesconset 11767

What homes are worth in Nesconset 11767

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

This home
$442K$1.2M

This home is worth more than 15% of homes in Nesconset 11767.

How it measures up in Nesconset 11767

The dot is this home. The mark in the middle is the typical home in Nesconset 11767.

Estimated value$591,937
CheaperTypical $735,000Pricier

Pricier than 15% of homes nearby

Price per ft²$352
CheaperTypical $389Pricier

Pricier than 27% of homes nearby

Living area1,684 ft²
SmallerTypical 2,012 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.12 ac
SmallerTypical 0.31 acBigger

Bigger than 8% of homes nearby

Year built1976
OlderTypical 1971Newer

Newer than 67% of homes nearby

How 54 Prospect Ave ranks against every home in each area.
MeasureThis homeNesconset 11767Suffolk County
Estimated valuepricier than$591,93715% of homes27% of homes
Price per ft²pricier than$35227% of homes29% of homes
Living areabigger than1,684 ft²33% of homes50% of homes
Lot sizebigger than0.12 ac8% of homes10% of homes
Year builtnewer than197667% of homes63% of homes

About 54 Prospect Ave

How much is 54 Prospect Ave, Nesconset, NY worth?

The TopHap Estimate for 54 Prospect Ave, Nesconset, NY is $591,937 as of Aug 30, 2026. The likely range is $535,857 to $648,017. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 54 Prospect Ave, Nesconset, NY last sell?

54 Prospect Ave, Nesconset, NY last sold on Jun 24, 2025 for $549,000, according to the county's recorded deed.

How big is 54 Prospect Ave, Nesconset, NY?

54 Prospect Ave, Nesconset, NY has 4 bedrooms, 1 bathrooms, 1,684 square feet of living space and a 0.12-acre lot.

When was 54 Prospect Ave, Nesconset, NY built?

54 Prospect Ave, Nesconset, NY was built in 1976, making it 50 years old. It is a raised ranch home. The building has 1 story.

What schools serve 54 Prospect Ave, Nesconset, NY?

54 Prospect Ave, Nesconset, NY is assigned to Dogwood Elementary School (elementary), rated B; Smithtown High School East (high), rated A+; Nesaquake Middle School (middle), rated B. All sit in Smithtown Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 54 Prospect Ave, Nesconset, NY compare to other homes in Nesconset 11767?

Among the 4,585 homes in Nesconset 11767, it is worth more than 15% of them ($591,937 against a typical $735,000), its price per square foot is higher than 27% of them ($352 against a typical $389), it is bigger than 33% of them (1,684 ft² against a typical 2,012 ft²), its lot is bigger than 8% of them (0.12 ac against a typical 0.31 ac) and it is newer than 67% of them (1976 against a typical 1971). Measured against all of Suffolk County, it is worth more than 27% 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 54 Prospect Ave, Nesconset, NY?

The 2024 property tax bill for 54 Prospect Ave, Nesconset, NY was $12,144. The county assessed it at $4,630.

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