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Single Family ResidenceResidential
$806,043$335 / 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 Jul 14, 2026

80 PROSPECT ST

CLARK, NJ 07066
0
Baths
2,406 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.
0.1 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.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$806K
$771K low$841K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,803 (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.$520,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$238,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$282,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$520,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$520,200

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.0.10
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.

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 · 0.7 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

80 Prospect 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 more than 71% of homes in Union County
  • Costs less per square foot than 92% of homes in Clark 07066
  • Bigger than 80% of homes in Clark 07066
  • Has a smaller lot than 93% of homes in Clark 07066
  • Newer than 86% of homes in Clark 07066

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
$427K$1.4M

This home is worth more than 64% 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$806,043
CheaperTypical $732,864Pricier

Pricier than 64% of homes nearby

Price per ft²$335
CheaperTypical $417Pricier

Pricier than 8% of homes nearby

Living area2,406 ft²
SmallerTypical 1,760 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.1 ac
SmallerTypical 0.19 acBigger

Bigger than 7% of homes nearby

Year built1973
OlderTypical 1958Newer

Newer than 86% of homes nearby

How 80 Prospect St ranks against every home in each area.
MeasureThis homeClark 07066Union County
Estimated valuepricier than$806,04364% of homes71% of homes
Price per ft²pricier than$3358% of homes24% of homes
Living areabigger than2,406 ft²80% of homes75% of homes
Lot sizebigger than0.1 ac7% of homes24% of homes
Year builtnewer than197386% of homes85% of homes

About 80 Prospect St

How much is 80 Prospect St, Clark, NJ worth?

The TopHap Estimate for 80 Prospect St, Clark, NJ is $806,043 as of Jul 14, 2026. The likely range is $771,478 to $840,608. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 80 Prospect St, Clark, NJ last sell?

80 Prospect St, Clark, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 80 Prospect St, Clark, NJ?

80 Prospect St, Clark, NJ has 2,406 square feet of living space and a 0.10-acre lot.

When was 80 Prospect St, Clark, NJ built?

80 Prospect St, Clark, NJ was built in 1973, making it 53 years old. The building has 2 stories.

What schools serve 80 Prospect St, Clark, NJ?

80 Prospect 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 80 Prospect St, Clark, NJ compare to other homes in Clark 07066?

Among the 4,895 homes in Clark 07066, it is worth more than 64% of them ($806,043 against a typical $732,864), its price per square foot is higher than 8% of them ($335 against a typical $417), it is bigger than 80% of them (2,406 ft² against a typical 1,760 ft²), its lot is bigger than 7% of them (0.1 ac against a typical 0.19 ac) and it is newer than 86% of them (1973 against a typical 1958). Measured against all of Union County, it is worth more than 71% 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 80 Prospect St, Clark, NJ?

The 2025 property tax bill for 80 Prospect St, Clark, NJ was $11,803. The county assessed it at $520,200.

More homes on Prospect St

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Assigned schools

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