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Single Family ResidenceResidential
$529,000$338 / 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 $470,000 on Aug 1, 2023

366 WILLIAM ST

PISCATAWAY, NJ 08854
0
Baths
1,564 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.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$529K
$500K low$558K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$470,000 · Aug 1, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,949 (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.$559,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$306,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$253,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$503,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$559,700

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.Cape Cod
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Grandview Elementary SchoolC
Elementary · Grades KG–3 · 0.7 mi
M
T. Schor Middle SchoolB-
Middle · Grades 6–8 · 0.9 mi
H
Piscataway High SchoolB-
High · Grades 9–12 · 2.1 mi

District: Piscataway Township School District

Neighborhood · ZIP 08854These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.103

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.63,382
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,616
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,705
Average tempThe average temperature here across a full year.52°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.56%

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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

366 William 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 65% of homes in Piscataway 08854
  • Costs less per square foot than 67% of homes in Piscataway 08854
  • Older than 89% of homes in Piscataway 08854

What homes are worth in Piscataway 08854

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

This home
$346K$1M

This home is worth more than 35% of homes in Piscataway 08854.

How it measures up in Piscataway 08854

The dot is this home. The mark in the middle is the typical home in Piscataway 08854.

Estimated value$529,000
CheaperTypical $584,561Pricier

Pricier than 35% of homes nearby

Price per ft²$338
CheaperTypical $356Pricier

Pricier than 33% of homes nearby

Living area1,564 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.17 ac
SmallerTypical 0.23 acBigger

Bigger than 37% of homes nearby

Year built1947
OlderTypical 1972Newer

Newer than 11% of homes nearby

How 366 William St ranks against every home in each area.
MeasureThis homePiscataway 08854Middlesex County
Estimated valuepricier than$529,00035% of homes38% of homes
Price per ft²pricier than$33833% of homes38% of homes
Living areabigger than1,564 ft²46% of homes46% of homes
Lot sizebigger than0.17 ac37% of homes60% of homes
Year builtnewer than194711% of homes19% of homes

About 366 William St

How much is 366 William St, Piscataway, NJ worth?

The TopHap Estimate for 366 William St, Piscataway, NJ is $529,000 as of Aug 30, 2026. The likely range is $499,838 to $558,162. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 366 William St, Piscataway, NJ last sell?

366 William St, Piscataway, NJ last sold on Aug 1, 2023 for $470,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 366 William St, Piscataway, NJ?

366 William St, Piscataway, NJ has 1,564 square feet of living space and a 0.17-acre lot.

When was 366 William St, Piscataway, NJ built?

366 William St, Piscataway, NJ was built in 1947, making it 79 years old. It is a cape cod home. The building has 1 story.

What schools serve 366 William St, Piscataway, NJ?

366 William St, Piscataway, NJ is assigned to Grandview Elementary School (elementary), rated C; T. Schor Middle School (middle), rated B-; Piscataway High School (high), rated B-. All sit in Piscataway Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 366 William St, Piscataway, NJ compare to other homes in Piscataway 08854?

Among the 13,708 homes in Piscataway 08854, it is worth more than 35% of them ($529,000 against a typical $584,561), its price per square foot is higher than 33% of them ($338 against a typical $356), it is bigger than 46% of them (1,564 ft² against a typical 1,624 ft²), its lot is bigger than 37% of them (0.17 ac against a typical 0.23 ac) and it is newer than 11% of them (1947 against a typical 1972). Measured against all of Middlesex County, it is worth more than 38% 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 366 William St, Piscataway, NJ?

The 2025 property tax bill for 366 William St, Piscataway, NJ was $8,949. The county assessed it at $559,700.

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