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Single Family ResidenceResidential
$722,133$381 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

20 MAYFIELD LN

PISCATAWAY, NJ 08854
0
Baths
1,893 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.
0.86 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$722K
$693K low$751K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,169 (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.$736,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$468,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$267,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$619,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$736,500

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.0.86
ConstructionThe main material the home's frame and walls are built from.Brick
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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

M
Conackamack Middle SchoolB
Middle · Grades 6–8 · 1.3 mi
H
Piscataway High SchoolC
High · Grades 9–12 · 2.0 mi
E
Randolphville Elementary SchoolB+
Elementary · Grades KG–3 · 2.3 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

20 Mayfield Ln 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 more than 79% of homes in Piscataway 08854
  • Costs more per square foot than 67% of homes in Piscataway 08854
  • Bigger than 69% of homes in Piscataway 08854
  • Has a bigger lot than 97% of homes in Middlesex County
  • Older than 86% 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
$341K$1M

This home is worth more than 79% 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$722,133
CheaperTypical $585,699Pricier

Pricier than 79% of homes nearby

Price per ft²$381
CheaperTypical $358Pricier

Pricier than 67% of homes nearby

Living area1,893 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.86 ac
SmallerTypical 0.23 acBigger

Bigger than 95% of homes nearby

Year built1951
OlderTypical 1973Newer

Newer than 14% of homes nearby

How 20 Mayfield Ln ranks against every home in each area.
MeasureThis homePiscataway 08854Middlesex County
Estimated valuepricier than$722,13379% of homes74% of homes
Price per ft²pricier than$38167% of homes62% of homes
Living areabigger than1,893 ft²69% of homes65% of homes
Lot sizebigger than0.86 ac95% of homes97% of homes
Year builtnewer than195114% of homes25% of homes

About 20 Mayfield Ln

How much is 20 Mayfield Ln, Piscataway, NJ worth?

The TopHap Estimate for 20 Mayfield Ln, Piscataway, NJ is $722,133 as of Oct 21, 2026. The likely range is $693,002 to $751,264. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Mayfield Ln, Piscataway, NJ last sell?

20 Mayfield Ln, Piscataway, NJ last sold on Apr 12, 1983, according to the county's recorded deed.

How big is 20 Mayfield Ln, Piscataway, NJ?

20 Mayfield Ln, Piscataway, NJ has 1,893 square feet of living space and a 0.86-acre lot.

When was 20 Mayfield Ln, Piscataway, NJ built?

20 Mayfield Ln, Piscataway, NJ was built in 1951, making it 75 years old. The building has 1 story.

What schools serve 20 Mayfield Ln, Piscataway, NJ?

20 Mayfield Ln, Piscataway, NJ is assigned to Conackamack Middle School (middle), rated B; Piscataway High School (high), rated C; Randolphville Elementary School (elementary), rated B+. All sit in Piscataway Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Mayfield Ln, Piscataway, NJ compare to other homes in Piscataway 08854?

Among the 13,708 homes in Piscataway 08854, it is worth more than 79% of them ($722,133 against a typical $585,699), its price per square foot is higher than 67% of them ($381 against a typical $358), it is bigger than 69% of them (1,893 ft² against a typical 1,620 ft²), its lot is bigger than 95% of them (0.86 ac against a typical 0.23 ac) and it is newer than 14% of them (1951 against a typical 1973). Measured against all of Middlesex County, it is worth more than 74% 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 20 Mayfield Ln, Piscataway, NJ?

The 2025 property tax bill for 20 Mayfield Ln, Piscataway, NJ was $11,169. The county assessed it at $736,500.

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