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Single Family ResidenceResidential
$497,211$335 / 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 93How 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 $437,000 on Nov 22, 2022

231 PATCHOGUE AVE

MASTIC, NY 11950
4
Beds
2
Baths
1,484 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
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.

Valuation

$497K
$462K low$532K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$437,000 · Nov 22, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,064 (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.$1,740 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,540
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$362,500

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
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.23
HeatingThe type of heating system in the home.Radiant
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.Waterfront

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
Moriches Elementary SchoolB+
Elementary · Grades KG–5 · 0.4 mi
M
William Floyd Middle SchoolC
Middle · Grades 6–8 · 1.0 mi
H
William Floyd High SchoolD+
High · Grades 9–12 · 1.7 mi

District: William Floyd Union Free School District

Neighborhood · ZIP 11950These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.8.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.16,566
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,878 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,938
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,097
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

231 Patchogue 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 89% of homes in Suffolk County
  • Costs less per square foot than 77% of homes in Suffolk County
  • Bigger than 67% of homes in Mastic 11950

What homes are worth in Mastic 11950

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

This home
$311K$865K

This home is worth more than 55% of homes in Mastic 11950.

How it measures up in Mastic 11950

The dot is this home. The mark in the middle is the typical home in Mastic 11950.

Estimated value$497,211
CheaperTypical $482,637Pricier

Pricier than 55% of homes nearby

Price per ft²$335
CheaperTypical $370Pricier

Pricier than 30% of homes nearby

Living area1,484 ft²
SmallerTypical 1,222 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 53% of homes nearby

Year built1973
OlderTypical 1974Newer

Newer than 45% of homes nearby

How 231 Patchogue Ave ranks against every home in each area.
MeasureThis homeMastic 11950Suffolk County
Estimated valuepricier than$497,21155% of homes11% of homes
Price per ft²pricier than$33530% of homes23% of homes
Living areabigger than1,484 ft²67% of homes39% of homes
Lot sizebigger than0.23 ac53% of homes38% of homes
Year builtnewer than197345% of homes58% of homes

About 231 Patchogue Ave

How much is 231 Patchogue Ave, Mastic, NY worth?

The TopHap Estimate for 231 Patchogue Ave, Mastic, NY is $497,211 as of Aug 30, 2026. The likely range is $462,081 to $532,341. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 Patchogue Ave, Mastic, NY last sell?

231 Patchogue Ave, Mastic, NY last sold on Nov 22, 2022 for $437,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 231 Patchogue Ave, Mastic, NY?

231 Patchogue Ave, Mastic, NY has 4 bedrooms, 2 bathrooms, 1,484 square feet of living space and a 0.23-acre lot.

When was 231 Patchogue Ave, Mastic, NY built?

231 Patchogue Ave, Mastic, NY was built in 1973, making it 53 years old. It is a ranch home. The building has 1 story.

What schools serve 231 Patchogue Ave, Mastic, NY?

231 Patchogue Ave, Mastic, NY is assigned to Moriches Elementary School (elementary), rated B+; William Floyd Middle School (middle), rated C; William Floyd High School (high), rated D+. All sit in William Floyd Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 231 Patchogue Ave, Mastic, NY compare to other homes in Mastic 11950?

Among the 4,883 homes in Mastic 11950, it is worth more than 55% of them ($497,211 against a typical $482,637), its price per square foot is higher than 30% of them ($335 against a typical $370), it is bigger than 67% of them (1,484 ft² against a typical 1,222 ft²), its lot is bigger than 53% of them (0.23 ac against a typical 0.23 ac) and it is newer than 45% of them (1973 against a typical 1974). Measured against all of Suffolk County, it is worth more than 11% 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 231 Patchogue Ave, Mastic, NY?

The 2024 property tax bill for 231 Patchogue Ave, Mastic, NY was $7,064. The county assessed it at $1,740.

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