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Residential (General/Single)Residential
$446,239$242 / 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 85How 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 $389,900 on Mar 1, 2018

21 CLAY ST

CLIFTON, NJ 07014
0
Baths
1,843 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.
3,798 ft²
Lot SizeThe size of the land the home sits on, from county records.
1930
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

$446K
$379K low$514K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$389,900 · Mar 1, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,376 (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.$169,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$92,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$169,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$169,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyPASSAIC
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.

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

E
School #8B
Elementary · Grades PK–5 · 0.7 mi
H
Clifton High SchoolD-
High · Grades 9–12 · 2.9 mi
M
Christopher Columbus Middle SchoolC-
Middle · Grades 6–8 · 3.5 mi

District: Clifton City School District

Neighborhood · ZIP 07014These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.119

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.5,538
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,881 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,508
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,875
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

21 Clay 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 83% of homes in Passaic County
  • Costs less per square foot than 93% of homes in Knollwood
  • Bigger than 85% of homes in Knollwood
  • Has a smaller lot than 91% of homes in Knollwood
  • Older than 84% of homes in Knollwood

What homes are worth in Clifton 07014

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

This home
$308K$936K

This home is worth more than 56% of homes in Clifton 07014.

How it measures up in Clifton 07014

The dot is this home. The mark in the middle is the typical home in Clifton 07014.

Estimated value$446,239
CheaperTypical $432,138Pricier

Pricier than 56% of homes nearby

Price per ft²$242
CheaperTypical $291Pricier

Pricier than 16% of homes nearby

Living area1,843 ft²
SmallerTypical 1,487 ft²Bigger

Bigger than 78% of homes nearby

Lot size3,798 ft²
SmallerTypical 0.1 acBigger

Bigger than 45% of homes nearby

Year built1930
OlderTypical 1957Newer

Newer than 19% of homes nearby

How 21 Clay St ranks against every home in each area.
MeasureThis homeKnollwoodClifton 07014Passaic County
Estimated valuepricier than$446,23930% of homes56% of homes17% of homes
Price per ft²pricier than$2427% of homes16% of homes10% of homes
Living areabigger than1,843 ft²85% of homes78% of homes55% of homes
Lot sizebigger than3,798 ft²9% of homes45% of homes26% of homes
Year builtnewer than193016% of homes19% of homes26% of homes

About 21 Clay St

How much is 21 Clay St, Clifton, NJ worth?

The TopHap Estimate for 21 Clay St, Clifton, NJ is $446,239 as of Aug 30, 2026. The likely range is $378,869 to $513,609. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Clay St, Clifton, NJ last sell?

21 Clay St, Clifton, NJ last sold on Mar 1, 2018 for $389,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Clay St, Clifton, NJ?

21 Clay St, Clifton, NJ has 1,843 square feet of living space and a 0.09-acre lot.

When was 21 Clay St, Clifton, NJ built?

21 Clay St, Clifton, NJ was built in 1930, making it 96 years old. It is a cape cod home. The building has 1 story.

What schools serve 21 Clay St, Clifton, NJ?

21 Clay St, Clifton, NJ is assigned to School #8 (elementary), rated B; Clifton High School (high), rated D-; Christopher Columbus Middle School (middle), rated C-. All sit in Clifton City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Clay St, Clifton, NJ compare to other homes in Clifton 07014?

Among the 1,764 homes in Clifton 07014, it is worth more than 56% of them ($446,239 against a typical $432,138), its price per square foot is higher than 16% of them ($242 against a typical $291), it is bigger than 78% of them (1,843 ft² against a typical 1,487 ft²), its lot is bigger than 45% of them (3,798 ft² against a typical 0.1 ac) and it is newer than 19% of them (1930 against a typical 1957). Measured against all of Passaic County, it is worth more than 17% 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 Clay St, Clifton, NJ?

The 2025 property tax bill for 21 Clay St, Clifton, NJ was $10,376. The county assessed it at $169,300.

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