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Single Family ResidenceResidential
$399,999$359 / 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 83How 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 $255,000 on Apr 11, 2016

30 ROBINWOOD ST

MASTIC, NY 11950
3
Beds
1
Baths
1,115 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$400K
$333K low$467K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$255,000 · Apr 11, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,143 (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.$1,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$130
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,370
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$312,500

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.0.25
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(4)

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
William Floyd High SchoolD+
High · Grades 9–12 · 0.9 mi
E
Nathaniel Woodhull Elementary SchoolC+
Elementary · Grades KG–5 · 0.9 mi
M
William Floyd Middle SchoolC
Middle · Grades 6–8 · 1.9 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

30 Robinwood 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 97% of homes in Suffolk County
  • Costs less per square foot than 69% of homes in Suffolk County
  • Smaller than 83% of homes in Suffolk County
  • Has a bigger lot than 67% of homes in Mastic 11950
  • Older than 87% 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
$309K$852K

This home is worth more than 20% 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$399,999
CheaperTypical $482,468Pricier

Pricier than 20% of homes nearby

Price per ft²$359
CheaperTypical $370Pricier

Pricier than 43% of homes nearby

Living area1,115 ft²
SmallerTypical 1,210 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.25 ac
SmallerTypical 0.23 acBigger

Bigger than 67% of homes nearby

Year built1950
OlderTypical 1974Newer

Newer than 13% of homes nearby

How 30 Robinwood St ranks against every home in each area.
MeasureThis homeMastic 11950Suffolk County
Estimated valuepricier than$399,99920% of homes3% of homes
Price per ft²pricier than$35943% of homes31% of homes
Living areabigger than1,115 ft²40% of homes17% of homes
Lot sizebigger than0.25 ac67% of homes46% of homes
Year builtnewer than195013% of homes15% of homes

About 30 Robinwood St

How much is 30 Robinwood St, Mastic, NY worth?

The TopHap Estimate for 30 Robinwood St, Mastic, NY is $399,999 as of Aug 30, 2026. The likely range is $333,177 to $466,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 30 Robinwood St, Mastic, NY last sell?

30 Robinwood St, Mastic, NY last sold on Apr 11, 2016 for $255,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 30 Robinwood St, Mastic, NY?

30 Robinwood St, Mastic, NY has 3 bedrooms, 1 bathrooms, 1,115 square feet of living space and a 0.25-acre lot.

When was 30 Robinwood St, Mastic, NY built?

30 Robinwood St, Mastic, NY was built in 1950, making it 76 years old. It is a ranch home. The building has 1 story.

What schools serve 30 Robinwood St, Mastic, NY?

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

How does 30 Robinwood St, Mastic, NY compare to other homes in Mastic 11950?

Among the 4,883 homes in Mastic 11950, it is worth more than 20% of them ($399,999 against a typical $482,468), its price per square foot is higher than 43% of them ($359 against a typical $370), it is bigger than 40% of them (1,115 ft² against a typical 1,210 ft²), its lot is bigger than 67% of them (0.25 ac against a typical 0.23 ac) and it is newer than 13% of them (1950 against a typical 1974). Measured against all of Suffolk County, it is worth more than 3% 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 Robinwood St, Mastic, NY?

The 2024 property tax bill for 30 Robinwood St, Mastic, NY was $6,143. The county assessed it at $1,500.

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