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Single Family ResidenceResidential
$518,917$627 / 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

23 PROSPECT ST W

AMITYVILLE, NY 11701
1
Baths
828 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.
1952
Year BuiltThe year the home was originally built, according to county records.

Valuation

$519K
$471K low$566K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,858 (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.$2,450 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$270
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$415,255

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.0.16
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Copiague Middle SchoolC-
Middle · Grades 6–8 · 0.6 mi
H
Walter G O'Connell Copiague High SchoolB
High · Grades 9–12 · 0.6 mi
E
Deauville Gardens East Elementary SchoolB+
Elementary · Grades KG–5 · 1.8 mi

District: Copiague Union Free School District

Neighborhood · ZIP 11701These 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.80
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 100.81

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
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.26,590
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,033 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,679
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,592
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.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

23 Prospect St W 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 Suffolk County
  • Costs more per square foot than 94% of homes in Amityville 11701
  • Smaller than 96% of homes in Suffolk County
  • Has a smaller lot than 83% of homes in Suffolk County
  • Older than 83% of homes in Suffolk County

What homes are worth in Amityville 11701

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

This home
$419K$1.3M

This home is worth more than 19% of homes in Amityville 11701.

How it measures up in Amityville 11701

The dot is this home. The mark in the middle is the typical home in Amityville 11701.

Estimated value$518,917
CheaperTypical $612,150Pricier

Pricier than 19% of homes nearby

Price per ft²$627
CheaperTypical $393Pricier

Pricier than 94% of homes nearby

Living area828 ft²
SmallerTypical 1,640 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.16 ac
SmallerTypical 0.2 acBigger

Bigger than 30% of homes nearby

Year built1952
OlderTypical 1954Newer

Newer than 42% of homes nearby

How 23 Prospect St W ranks against every home in each area.
MeasureThis homeNorth AmityvilleAmityville 11701Suffolk County
Estimated valuepricier than$518,91728% of homes19% of homes13% of homes
Price per ft²pricier than$62793% of homes94% of homes85% of homes
Living areabigger than828 ft²12% of homes7% of homes4% of homes
Lot sizebigger than0.16 ac30% of homes30% of homes17% of homes
Year builtnewer than195226% of homes42% of homes17% of homes

About 23 Prospect St W

How much is 23 Prospect St W, Amityville, NY worth?

The TopHap Estimate for 23 Prospect St W, Amityville, NY is $518,917 as of Aug 30, 2026. The likely range is $471,366 to $566,468. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Prospect St W, Amityville, NY last sell?

23 Prospect St W, Amityville, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 23 Prospect St W, Amityville, NY?

23 Prospect St W, Amityville, NY has 1 bathrooms, 828 square feet of living space and a 0.16-acre lot.

When was 23 Prospect St W, Amityville, NY built?

23 Prospect St W, Amityville, NY was built in 1952, making it 74 years old.

What schools serve 23 Prospect St W, Amityville, NY?

23 Prospect St W, Amityville, NY is assigned to Copiague Middle School (middle), rated C-; Walter G O'Connell Copiague High School (high), rated B; Deauville Gardens East Elementary School (elementary), rated B+. All sit in Copiague Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Prospect St W, Amityville, NY compare to other homes in Amityville 11701?

Among the 6,225 homes in Amityville 11701, it is worth more than 19% of them ($518,917 against a typical $612,150), its price per square foot is higher than 94% of them ($627 against a typical $393), it is bigger than 7% of them (828 ft² against a typical 1,640 ft²), its lot is bigger than 30% of them (0.16 ac against a typical 0.2 ac) and it is newer than 42% of them (1952 against a typical 1954). Measured against all of Suffolk County, it is worth more than 13% 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 23 Prospect St W, Amityville, NY?

The 2024 property tax bill for 23 Prospect St W, Amityville, NY was $7,858. The county assessed it at $2,450.

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