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Single Family ResidenceResidential
$656,603$542 / 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 94How 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 $375,000 on Feb 2, 2017

30 PROSPECT ST

FARMINGDALE, NY 11735
1
Baths
1,212 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$657K
$617K low$696K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$375,000 · Feb 2, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,819 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$416 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$227
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$189
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$416
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$416,000

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.14 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.Ranch
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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

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.

Neighborhood · ZIP 11735These 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.84
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 100.86

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.7%
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.33,412
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,932 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,849
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,978
Average tempThe average temperature here across a full year.53°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.57%

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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

30 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.

  • Worth less than 85% of homes in Nassau County
  • Costs more per square foot than 75% of homes in Farmingdale 11735
  • Smaller than 86% of homes in Nassau County
  • Has a smaller lot than 68% of homes in Farmingdale 11735
  • Older than 72% of homes in Farmingdale 11735

What homes are worth in Farmingdale 11735

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

This home
$512K$1.2M

This home is worth more than 26% of homes in Farmingdale 11735.

How it measures up in Farmingdale 11735

The dot is this home. The mark in the middle is the typical home in Farmingdale 11735.

Estimated value$656,603
CheaperTypical $717,320Pricier

Pricier than 26% of homes nearby

Price per ft²$542
CheaperTypical $478Pricier

Pricier than 75% of homes nearby

Living area1,212 ft²
SmallerTypical 1,516 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 32% of homes nearby

Year built1951
OlderTypical 1955Newer

Newer than 28% of homes nearby

How 30 Prospect St ranks against every home in each area.
MeasureThis homeFarmingdale 11735Nassau County
Estimated valuepricier than$656,60326% of homes15% of homes
Price per ft²pricier than$54275% of homes59% of homes
Living areabigger than1,212 ft²23% of homes14% of homes
Lot sizebigger than0.16 ac32% of homes55% of homes
Year builtnewer than195128% of homes49% of homes

About 30 Prospect St

How much is 30 Prospect St, Farmingdale, NY worth?

The TopHap Estimate for 30 Prospect St, Farmingdale, NY is $656,603 as of Aug 30, 2026. The likely range is $616,829 to $696,377. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 30 Prospect St, Farmingdale, NY last sell?

30 Prospect St, Farmingdale, NY last sold on Feb 2, 2017 for $375,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 30 Prospect St, Farmingdale, NY?

30 Prospect St, Farmingdale, NY has 1 bathrooms, 1,212 square feet of living space and a 0.16-acre lot.

When was 30 Prospect St, Farmingdale, NY built?

30 Prospect St, Farmingdale, NY was built in 1951, making it 75 years old. It is a ranch home. The building has 1 story.

How does 30 Prospect St, Farmingdale, NY compare to other homes in Farmingdale 11735?

Among the 8,983 homes in Farmingdale 11735, it is worth more than 26% of them ($656,603 against a typical $717,320), its price per square foot is higher than 75% of them ($542 against a typical $478), it is bigger than 23% of them (1,212 ft² against a typical 1,516 ft²), its lot is bigger than 32% of them (0.16 ac against a typical 0.16 ac) and it is newer than 28% of them (1951 against a typical 1955). Measured against all of Nassau County, it is worth more than 15% 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 30 Prospect St, Farmingdale, NY?

The 2025 property tax bill for 30 Prospect St, Farmingdale, NY was $10,819. The county assessed it at $416.

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