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Single Family ResidenceResidential
$595,825$428 / 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 88How 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 $405,000 on Apr 28, 2022

51 HACKMATAC ST

CENTRAL ISLIP, NY 11722
0
Baths
1,393 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.

Valuation

$596K
$527K low$665K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$405,000 · Apr 28, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,165 (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.$28,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$23,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$402,817

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.0.17
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Marguerite L Mulvey SchoolC
Elementary · Grades KG–6 · 0.2 mi
M
Charles a Mulligan Elementary SchoolC-
Middle · Grades KG–6 · 1.3 mi
H
Central Islip Senior High SchoolD+
High · Grades 9–12 · 1.9 mi

District: Central Islip Union Free School District

Neighborhood · ZIP 11722These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
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.37,500
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,450 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,750
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,293
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

51 Hackmatac 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 72% of homes in Suffolk County
  • Smaller than 66% of homes in Suffolk County
  • Has a smaller lot than 83% of homes in Suffolk County
  • Older than 71% of homes in Suffolk County

What homes are worth in Central Islip 11722

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

This home
$411K$803K

This home is worth more than 71% of homes in Central Islip 11722.

How it measures up in Central Islip 11722

The dot is this home. The mark in the middle is the typical home in Central Islip 11722.

Estimated value$595,825
CheaperTypical $549,839Pricier

Pricier than 71% of homes nearby

Price per ft²$428
CheaperTypical $413Pricier

Pricier than 55% of homes nearby

Living area1,393 ft²
SmallerTypical 1,353 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.17 ac
SmallerTypical 0.18 acBigger

Bigger than 26% of homes nearby

Year built1959
OlderTypical 1966Newer

Newer than 36% of homes nearby

How 51 Hackmatac St ranks against every home in each area.
MeasureThis homeCentral Islip 11722Suffolk County
Estimated valuepricier than$595,82571% of homes28% of homes
Price per ft²pricier than$42855% of homes56% of homes
Living areabigger than1,393 ft²53% of homes34% of homes
Lot sizebigger than0.17 ac26% of homes17% of homes
Year builtnewer than195936% of homes29% of homes

About 51 Hackmatac St

How much is 51 Hackmatac St, Central Islip, NY worth?

The TopHap Estimate for 51 Hackmatac St, Central Islip, NY is $595,825 as of Aug 30, 2026. The likely range is $526,906 to $664,744. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Hackmatac St, Central Islip, NY last sell?

51 Hackmatac St, Central Islip, NY last sold on Apr 28, 2022 for $405,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 51 Hackmatac St, Central Islip, NY?

51 Hackmatac St, Central Islip, NY has 1,393 square feet of living space and a 0.17-acre lot.

When was 51 Hackmatac St, Central Islip, NY built?

51 Hackmatac St, Central Islip, NY was built in 1959, making it 67 years old.

What schools serve 51 Hackmatac St, Central Islip, NY?

51 Hackmatac St, Central Islip, NY is assigned to Marguerite L Mulvey School (elementary), rated C; Charles a Mulligan Elementary School (middle), rated C-; Central Islip Senior High School (high), rated D+. All sit in Central Islip Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 51 Hackmatac St, Central Islip, NY compare to other homes in Central Islip 11722?

Among the 8,243 homes in Central Islip 11722, it is worth more than 71% of them ($595,825 against a typical $549,839), its price per square foot is higher than 55% of them ($428 against a typical $413), it is bigger than 53% of them (1,393 ft² against a typical 1,353 ft²), its lot is bigger than 26% of them (0.17 ac against a typical 0.18 ac) and it is newer than 36% of them (1959 against a typical 1966). Measured against all of Suffolk County, it is worth more than 28% 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 51 Hackmatac St, Central Islip, NY?

The 2024 property tax bill for 51 Hackmatac St, Central Islip, NY was $9,165. The county assessed it at $28,600.

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