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Single Family ResidenceResidential
$585,055$574 / 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 89How 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
Last sold for $571,500 on Apr 28, 2026

47 PROSPECT PL

DEER PARK, NY 11729
1
Baths
1,020 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.

Valuation

$585K
$519K low$651K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$571,500 · Apr 28, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,043 (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.$2,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$170
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,130
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$389,831

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.7 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
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.22
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Deer Park High SchoolB
High · Grades 9–12 · 1.0 mi
E
John Quincy Adams Primary School
Elementary · Grades PK–2 · 1.4 mi
M
Robert Frost Middle SchoolB+
Middle · Grades 6–8 · 1.6 mi

District: Deer Park Union Free School District

Neighborhood · ZIP 11729These 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.89
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 100.77

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
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.28,579
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,638 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,657
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,337
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

47 Prospect 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.

  • Worth less than 87% of homes in Deer Park 11729
  • Costs more per square foot than 84% of homes in Deer Park 11729
  • Smaller than 91% of homes in Deer Park 11729
  • Has a smaller lot than 69% of homes in Suffolk County
  • Newer than 70% of homes in Deer Park 11729

What homes are worth in Deer Park 11729

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

This home
$492K$939K

This home is worth more than 13% of homes in Deer Park 11729.

How it measures up in Deer Park 11729

The dot is this home. The mark in the middle is the typical home in Deer Park 11729.

Estimated value$585,055
CheaperTypical $673,737Pricier

Pricier than 13% of homes nearby

Price per ft²$574
CheaperTypical $430Pricier

Pricier than 84% of homes nearby

Living area1,020 ft²
SmallerTypical 1,607 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.22 ac
SmallerTypical 0.2 acBigger

Bigger than 55% of homes nearby

Year built1963
OlderTypical 1960Newer

Newer than 70% of homes nearby

How 47 Prospect Pl ranks against every home in each area.
MeasureThis homeDeer Park 11729Suffolk County
Estimated valuepricier than$585,05513% of homes25% of homes
Price per ft²pricier than$57484% of homes81% of homes
Living areabigger than1,020 ft²9% of homes12% of homes
Lot sizebigger than0.22 ac55% of homes31% of homes
Year builtnewer than196370% of homes37% of homes

About 47 Prospect Pl

How much is 47 Prospect Pl, Deer Park, NY worth?

The TopHap Estimate for 47 Prospect Pl, Deer Park, NY is $585,055 as of Sep 24, 2026. The likely range is $519,123 to $650,987. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 47 Prospect Pl, Deer Park, NY last sell?

47 Prospect Pl, Deer Park, NY last sold on Apr 28, 2026 for $571,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 47 Prospect Pl, Deer Park, NY?

47 Prospect Pl, Deer Park, NY has 1 bathrooms, 1,020 square feet of living space and a 0.22-acre lot.

When was 47 Prospect Pl, Deer Park, NY built?

47 Prospect Pl, Deer Park, NY was built in 1963, making it 63 years old.

What schools serve 47 Prospect Pl, Deer Park, NY?

47 Prospect Pl, Deer Park, NY is assigned to Deer Park High School (high), rated B; John Quincy Adams Primary School (elementary); Robert Frost Middle School (middle), rated B+. All sit in Deer Park Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 47 Prospect Pl, Deer Park, NY compare to other homes in Deer Park 11729?

Among the 7,823 homes in Deer Park 11729, it is worth more than 13% of them ($585,055 against a typical $673,737), its price per square foot is higher than 84% of them ($574 against a typical $430), it is bigger than 9% of them (1,020 ft² against a typical 1,607 ft²), its lot is bigger than 55% of them (0.22 ac against a typical 0.2 ac) and it is newer than 70% of them (1963 against a typical 1960). Measured against all of Suffolk County, it is worth more than 25% 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 47 Prospect Pl, Deer Park, NY?

The 2024 property tax bill for 47 Prospect Pl, Deer Park, NY was $7,043. The county assessed it at $2,300.

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