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Single Family ResidenceResidential
$556,005$396 / 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

311 PLAINFIELD AVE

PISCATAWAY, NJ 08854
0
Baths
1,405 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.

Valuation

$556K
$522K low$590K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,643 (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.$517,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$304,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$213,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$479,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$517,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.23
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

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

E
Knollwood Elementary SchoolA-
Elementary · Grades KG–3 · 0.4 mi
M
Conackamack Middle SchoolC
Middle · Grades 6–8 · 0.9 mi
H
Piscataway High SchoolB-
High · Grades 9–12 · 1.2 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

311 Plainfield 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.

  • Costs more per square foot than 75% of homes in Piscataway 08854
  • Smaller than 67% of homes in Piscataway 08854
  • Has a bigger lot than 71% of homes in Middlesex County

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
$347K$1M

This home is worth more than 43% 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$556,005
CheaperTypical $584,053Pricier

Pricier than 43% of homes nearby

Price per ft²$396
CheaperTypical $357Pricier

Pricier than 75% of homes nearby

Living area1,405 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 48% of homes nearby

Year built1973
OlderTypical 1972Newer

Newer than 51% of homes nearby

How 311 Plainfield Ave ranks against every home in each area.
MeasureThis homePiscataway 08854Middlesex County
Estimated valuepricier than$556,00543% of homes44% of homes
Price per ft²pricier than$39675% of homes70% of homes
Living areabigger than1,405 ft²33% of homes35% of homes
Lot sizebigger than0.23 ac48% of homes71% of homes
Year builtnewer than197351% of homes55% of homes

About 311 Plainfield Ave

How much is 311 Plainfield Ave, Piscataway, NJ worth?

The TopHap Estimate for 311 Plainfield Ave, Piscataway, NJ is $556,005 as of Aug 30, 2026. The likely range is $522,012 to $589,998. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 311 Plainfield Ave, Piscataway, NJ last sell?

311 Plainfield Ave, Piscataway, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 311 Plainfield Ave, Piscataway, NJ?

311 Plainfield Ave, Piscataway, NJ has 1,405 square feet of living space and a 0.23-acre lot.

When was 311 Plainfield Ave, Piscataway, NJ built?

311 Plainfield Ave, Piscataway, NJ was built in 1973, making it 53 years old. The building has 1 story.

What schools serve 311 Plainfield Ave, Piscataway, NJ?

311 Plainfield Ave, Piscataway, NJ is assigned to Knollwood Elementary School (elementary), rated A-; Conackamack Middle School (middle), rated C; 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 311 Plainfield Ave, Piscataway, NJ compare to other homes in Piscataway 08854?

Among the 13,708 homes in Piscataway 08854, it is worth more than 43% of them ($556,005 against a typical $584,053), its price per square foot is higher than 75% of them ($396 against a typical $357), it is bigger than 33% of them (1,405 ft² against a typical 1,632 ft²), its lot is bigger than 48% of them (0.23 ac against a typical 0.23 ac) and it is newer than 51% of them (1973 against a typical 1972). Measured against all of Middlesex County, it is worth more than 44% 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 311 Plainfield Ave, Piscataway, NJ?

The 2025 property tax bill for 311 Plainfield Ave, Piscataway, NJ was $8,643. The county assessed it at $517,500.

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