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Single Family ResidenceResidential
$732,420$412 / 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 92How 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 $450,000 on Jan 15, 2021

77 JOHN ST

CLARK, NJ 07066
0
Baths
1,778 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
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

$732K
$675K low$790K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$450,000 · Jan 15, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,907 (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.$480,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$287,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$480,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$480,700

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.0.15
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(1)

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
Valley Road Elementary SchoolB-
Elementary · Grades KG–5 · 0.3 mi
H
Arthur L. Johnson High SchoolB+
High · Grades 9–12 · 0.8 mi
M
Carl H. Kumpf Middle SchoolB+
Middle · Grades 6–8 · 1.0 mi

District: Clark Township School District

Neighborhood · ZIP 07066These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.108

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
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.15,791
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,665 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,996
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,742
Average tempThe average temperature here across a full year.53°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

77 John 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.

  • Has a smaller lot than 69% of homes in Clark 07066
  • Newer than 77% of homes in Union County

What homes are worth in Clark 07066

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

This home
$438K$1.5M

This home is worth more than 43% of homes in Clark 07066.

How it measures up in Clark 07066

The dot is this home. The mark in the middle is the typical home in Clark 07066.

Estimated value$732,420
CheaperTypical $762,981Pricier

Pricier than 43% of homes nearby

Price per ft²$412
CheaperTypical $427Pricier

Pricier than 42% of homes nearby

Living area1,778 ft²
SmallerTypical 1,750 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.15 ac
SmallerTypical 0.19 acBigger

Bigger than 31% of homes nearby

Year built1962
OlderTypical 1958Newer

Newer than 66% of homes nearby

How 77 John St ranks against every home in each area.
MeasureThis homeClark 07066Union County
Estimated valuepricier than$732,42043% of homes61% of homes
Price per ft²pricier than$41242% of homes52% of homes
Living areabigger than1,778 ft²53% of homes51% of homes
Lot sizebigger than0.15 ac31% of homes52% of homes
Year builtnewer than196266% of homes77% of homes

About 77 John St

How much is 77 John St, Clark, NJ worth?

The TopHap Estimate for 77 John St, Clark, NJ is $732,420 as of Sep 24, 2026. The likely range is $674,521 to $790,319. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 77 John St, Clark, NJ last sell?

77 John St, Clark, NJ last sold on Jan 15, 2021 for $450,000, according to the county's recorded deed.

How big is 77 John St, Clark, NJ?

77 John St, Clark, NJ has 1,778 square feet of living space and a 0.15-acre lot.

When was 77 John St, Clark, NJ built?

77 John St, Clark, NJ was built in 1962, making it 64 years old. The building has 2 stories.

What schools serve 77 John St, Clark, NJ?

77 John St, Clark, NJ is assigned to Valley Road Elementary School (elementary), rated B-; Arthur L. Johnson High School (high), rated B+; Carl H. Kumpf Middle School (middle), rated B+. All sit in Clark Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 77 John St, Clark, NJ compare to other homes in Clark 07066?

Among the 4,895 homes in Clark 07066, it is worth more than 43% of them ($732,420 against a typical $762,981), its price per square foot is higher than 42% of them ($412 against a typical $427), it is bigger than 53% of them (1,778 ft² against a typical 1,750 ft²), its lot is bigger than 31% of them (0.15 ac against a typical 0.19 ac) and it is newer than 66% of them (1962 against a typical 1958). Measured against all of Union County, it is worth more than 61% 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 77 John St, Clark, NJ?

The 2025 property tax bill for 77 John St, Clark, NJ was $10,907. The county assessed it at $480,700.

More homes on John St

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Assigned schools

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