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Single Family ResidenceResidential
$455,418$376 / 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 90How 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 $259,000 on Jan 26, 2018

21 STONE ST

NORTH PLAINFIELD, NJ 07060
0
Baths
1,210 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.
3,698 ft²
Lot SizeThe size of the land the home sits on, from county records.
1914
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$455K
$410K low$501K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$259,000 · Jan 26, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,086 (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.$200,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$120,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$200,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$200,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.47
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySOMERSET
Lot (acres)The size of the land the home sits on, from county records.0.09
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(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.

Foreclosure Filings(4)

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

E
Stony Brook Elementary SchoolD-
Elementary · Grades KG–4 · 0.1 mi
M
North Plainfield Middle SchoolC
Middle · Grades 7–8 · 0.3 mi
H
North Plainfield High SchoolD
High · Grades 9–12 · 0.3 mi

District: North Plainfield Borough School District

Neighborhood · ZIP 07060These 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.49,888
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,905 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,513
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,940
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

21 Stone 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 82% of homes in Somerset County
  • Costs more per square foot than 84% of homes in Plainfield 07060
  • Smaller than 84% of homes in Somerset County
  • Has a smaller lot than 89% of homes in Plainfield 07060
  • Older than 96% of homes in Somerset County

What homes are worth in Plainfield 07060

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

This home
$182K$896K

This home is worth more than 28% of homes in Plainfield 07060.

How it measures up in Plainfield 07060

The dot is this home. The mark in the middle is the typical home in Plainfield 07060.

Estimated value$455,418
CheaperTypical $515,930Pricier

Pricier than 28% of homes nearby

Price per ft²$376
CheaperTypical $301Pricier

Pricier than 84% of homes nearby

Living area1,210 ft²
SmallerTypical 1,644 ft²Bigger

Bigger than 23% of homes nearby

Lot size3,698 ft²
SmallerTypical 0.17 acBigger

Bigger than 11% of homes nearby

Year built1914
OlderTypical 1931Newer

Newer than 20% of homes nearby

How 21 Stone St ranks against every home in each area.
MeasureThis homePlainfield 07060Somerset County
Estimated valuepricier than$455,41828% of homes18% of homes
Price per ft²pricier than$37684% of homes64% of homes
Living areabigger than1,210 ft²23% of homes16% of homes
Lot sizebigger than3,698 ft²11% of homes25% of homes
Year builtnewer than191420% of homes4% of homes

About 21 Stone St

How much is 21 Stone St, North Plainfield, NJ worth?

The TopHap Estimate for 21 Stone St, North Plainfield, NJ is $455,418 as of Aug 30, 2026. The likely range is $410,290 to $500,546. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Stone St, North Plainfield, NJ last sell?

21 Stone St, North Plainfield, NJ last sold on Jan 26, 2018 for $259,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Stone St, North Plainfield, NJ?

21 Stone St, North Plainfield, NJ has 1,210 square feet of living space and a 0.09-acre lot.

When was 21 Stone St, North Plainfield, NJ built?

21 Stone St, North Plainfield, NJ was built in 1914, making it 112 years old. The building has 2 stories.

What schools serve 21 Stone St, North Plainfield, NJ?

21 Stone St, North Plainfield, NJ is assigned to Stony Brook Elementary School (elementary), rated D-; North Plainfield Middle School (middle), rated C; North Plainfield High School (high), rated D. All sit in North Plainfield Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Stone St, North Plainfield, NJ compare to other homes in Plainfield 07060?

Among the 7,934 homes in Plainfield 07060, it is worth more than 28% of them ($455,418 against a typical $515,930), its price per square foot is higher than 84% of them ($376 against a typical $301), it is bigger than 23% of them (1,210 ft² against a typical 1,644 ft²), its lot is bigger than 11% of them (3,698 ft² against a typical 0.17 ac) and it is newer than 20% of them (1914 against a typical 1931). Measured against all of Somerset County, it is worth more than 18% 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 21 Stone St, North Plainfield, NJ?

The 2025 property tax bill for 21 Stone St, North Plainfield, NJ was $9,086. The county assessed it at $200,000.

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