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Single Family ResidenceResidential
$713,581$474 / 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 95How 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 $150,000 on Sep 3, 1999

21 PARK AVE

CALDWELL, NJ 07006
0
Baths
1,504 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1869
Year BuiltThe year the home was originally built, according to county records.

Valuation

$714K
$676K low$751K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$150,000 · Sep 3, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,093 (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.$371,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$237,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$133,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$371,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$371,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyESSEX
Lot (acres)The size of the land the home sits on, from county records.0.20
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.

M
Grover Cleveland Middle SchoolB+
Middle · Grades 6–8 · 0.4 mi
E
Lincoln Elementary SchoolB+
Elementary · Grades KG–5 · 0.5 mi
H
James Caldwell High SchoolB
High · Grades 9–12 · 1.0 mi

District: Caldwell-West Caldwell School District

Neighborhood · ZIP 07006These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.112

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.26,947
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,900 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,034
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$181,893
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.52 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 Park Ave 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 77% of homes in Caldwell 07006
  • Costs more per square foot than 76% of homes in Caldwell 07006
  • Smaller than 80% of homes in Caldwell 07006
  • Has a smaller lot than 72% of homes in Caldwell 07006
  • Among the oldest homes in Caldwell 07006

What homes are worth in Caldwell 07006

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

This home
$357K$2.1M

This home is worth more than 23% of homes in Caldwell 07006.

How it measures up in Caldwell 07006

The dot is this home. The mark in the middle is the typical home in Caldwell 07006.

Estimated value$713,581
CheaperTypical $876,633Pricier

Pricier than 23% of homes nearby

Price per ft²$474
CheaperTypical $425Pricier

Pricier than 76% of homes nearby

Living area1,504 ft²
SmallerTypical 2,105 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.2 ac
SmallerTypical 0.31 acBigger

Bigger than 28% of homes nearby

Year built1869
OlderTypical 1957Newer

Older than almost all homes nearby

How 21 Park Ave ranks against every home in each area.
MeasureThis homeCaldwell 07006Essex County
Estimated valuepricier than$713,58123% of homes52% of homes
Price per ft²pricier than$47476% of homes74% of homes
Living areabigger than1,504 ft²20% of homes24% of homes
Lot sizebigger than0.2 ac28% of homes68% of homes
Year builtnewer than1869almost no homesalmost no homes

About 21 Park Ave

How much is 21 Park Ave, Caldwell, NJ worth?

The TopHap Estimate for 21 Park Ave, Caldwell, NJ is $713,581 as of Sep 24, 2026. The likely range is $675,971 to $751,191. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Park Ave, Caldwell, NJ last sell?

21 Park Ave, Caldwell, NJ last sold on Sep 3, 1999 for $150,000, according to the county's recorded deed.

How big is 21 Park Ave, Caldwell, NJ?

21 Park Ave, Caldwell, NJ has 1,504 square feet of living space and a 0.20-acre lot.

When was 21 Park Ave, Caldwell, NJ built?

21 Park Ave, Caldwell, NJ was built in 1869, making it 157 years old.

What schools serve 21 Park Ave, Caldwell, NJ?

21 Park Ave, Caldwell, NJ is assigned to Grover Cleveland Middle School (middle), rated B+; Lincoln Elementary School (elementary), rated B+; James Caldwell High School (high), rated B. All sit in Caldwell-West Caldwell School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Park Ave, Caldwell, NJ compare to other homes in Caldwell 07006?

Among the 7,868 homes in Caldwell 07006, it is worth more than 23% of them ($713,581 against a typical $876,633), its price per square foot is higher than 76% of them ($474 against a typical $425), it is bigger than 20% of them (1,504 ft² against a typical 2,105 ft²), its lot is bigger than 28% of them (0.2 ac against a typical 0.31 ac) and it is newer than almost none of them (1869 against a typical 1957). Measured against all of Essex County, it is worth more than 52% 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 Park Ave, Caldwell, NJ?

The 2025 property tax bill for 21 Park Ave, Caldwell, NJ was $12,093. The county assessed it at $371,300.

More homes on Park Ave

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More homes in Caldwell 07006

Assigned schools

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