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Single Family ResidenceResidential
$512,065$621 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $45,000 on Nov 16, 1978

840 ADAM CIR

PLAINFIELD, NJ 07062
0
Baths
825 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.
0.18 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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$512K
$475K low$549K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$45,000 · Nov 16, 1978

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,836 (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.$110,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$62,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$110,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$110,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
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

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

E
Frederic W. Cook Elementary SchoolC
Elementary · Grades KG–5 · 0.1 mi
M
Maxson Middle SchoolF
Middle · Grades 6–8 · 0.6 mi
H
Plainfield High SchoolF
High · Grades 9–12 · 1.6 mi

District: Plainfield City School District

Neighborhood · ZIP 07062These 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.96
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 100.104

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.14,346
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,600 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,403
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,888
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%

Owner Tools

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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

840 Adam Cir 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 80% of homes in Union County
  • Costs more per square foot than 97% of homes in Plainfield 07062
  • Smaller than 96% of homes in Union County
  • Newer than 71% of homes in Plainfield 07062

What homes are worth in Plainfield 07062

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

This home
$175K$745K

This home is worth more than 50% of homes in Plainfield 07062.

How it measures up in Plainfield 07062

The dot is this home. The mark in the middle is the typical home in Plainfield 07062.

Estimated value$512,065
CheaperTypical $512,940Pricier

Pricier than 50% of homes nearby

Price per ft²$621
CheaperTypical $365Pricier

Pricier than 97% of homes nearby

Living area825 ft²
SmallerTypical 1,376 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.18 ac
SmallerTypical 0.17 acBigger

Bigger than 55% of homes nearby

Year built1951
OlderTypical 1946Newer

Newer than 71% of homes nearby

How 840 Adam Cir ranks against every home in each area.
MeasureThis homePlainfield 07062Union County
Estimated valuepricier than$512,06550% of homes20% of homes
Price per ft²pricier than$62197% of homes93% of homes
Living areabigger than825 ft²12% of homes4% of homes
Lot sizebigger than0.18 ac55% of homes63% of homes
Year builtnewer than195171% of homes54% of homes

About 840 Adam Cir

How much is 840 Adam Cir, Plainfield, NJ worth?

The TopHap Estimate for 840 Adam Cir, Plainfield, NJ is $512,065 as of Sep 24, 2026. The likely range is $475,285 to $548,845. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 Adam Cir, Plainfield, NJ last sell?

840 Adam Cir, Plainfield, NJ last sold on Nov 16, 1978 for $45,000, according to the county's recorded deed.

How big is 840 Adam Cir, Plainfield, NJ?

840 Adam Cir, Plainfield, NJ has 825 square feet of living space and a 0.17-acre lot.

When was 840 Adam Cir, Plainfield, NJ built?

840 Adam Cir, Plainfield, NJ was built in 1951, making it 75 years old. The building has 1 story.

What schools serve 840 Adam Cir, Plainfield, NJ?

840 Adam Cir, Plainfield, NJ is assigned to Frederic W. Cook Elementary School (elementary), rated C; Maxson Middle School (middle), rated F; Plainfield High School (high), rated F. All sit in Plainfield City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 Adam Cir, Plainfield, NJ compare to other homes in Plainfield 07062?

Among the 3,503 homes in Plainfield 07062, it is worth more than 50% of them ($512,065 against a typical $512,940), its price per square foot is higher than 97% of them ($621 against a typical $365), it is bigger than 12% of them (825 ft² against a typical 1,376 ft²), its lot is bigger than 55% of them (0.18 ac against a typical 0.17 ac) and it is newer than 71% of them (1951 against a typical 1946). Measured against all of Union County, it is worth more than 20% 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 840 Adam Cir, Plainfield, NJ?

The 2025 property tax bill for 840 Adam Cir, Plainfield, NJ was $9,836. The county assessed it at $110,200.

More homes on Adam Cir

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Assigned schools

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