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Residential (General/Single)Residential
$784,216$236 / 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 $499,999 on Dec 11, 2013

21 SIPP AVE

CLIFTON, NJ 07013
0
Baths
3,326 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
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

$784K
$732K low$837K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$499,999 · Dec 11, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,404 (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.$316,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$87,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$229,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$316,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$316,600

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.Duplex Single
CountyPASSAIC
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

Transaction History(5)

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 #13B
Elementary · Grades KG–5 · 0.1 mi
H
Clifton High SchoolD-
High · Grades 9–12 · 0.9 mi
M
Woodrow Wilson Middle SchoolC
Middle · Grades 6–8 · 1.6 mi

District: Clifton City School District

Neighborhood · ZIP 07013These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.120

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.30,084
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,568 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,658
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,639
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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 Sipp 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 more than 89% of homes in Athenia
  • Costs less per square foot than 98% of homes in Clifton 07013
  • Bigger than 97% of homes in Athenia
  • Has a bigger lot than 93% of homes in Athenia
  • Newer than 98% of homes in Athenia

What homes are worth in Clifton 07013

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

This home
$326K$1M

This home is worth more than 84% of homes in Clifton 07013.

How it measures up in Clifton 07013

The dot is this home. The mark in the middle is the typical home in Clifton 07013.

Estimated value$784,216
CheaperTypical $622,987Pricier

Pricier than 84% of homes nearby

Price per ft²$236
CheaperTypical $379Pricier

Pricier than 2% of homes nearby

Living area3,326 ft²
SmallerTypical 1,575 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.17 ac
SmallerTypical 0.14 acBigger

Bigger than 74% of homes nearby

Year built2003
OlderTypical 1953Newer

Newer than 92% of homes nearby

How 21 Sipp Ave ranks against every home in each area.
MeasureThis homeAtheniaClifton 07013Passaic County
Estimated valuepricier than$784,21689% of homes84% of homes85% of homes
Price per ft²pricier than$2365% of homes2% of homes8% of homes
Living areabigger than3,326 ft²97% of homes97% of homes95% of homes
Lot sizebigger than0.17 ac93% of homes74% of homes61% of homes
Year builtnewer than200398% of homes92% of homes95% of homes

About 21 Sipp Ave

How much is 21 Sipp Ave, Clifton, NJ worth?

The TopHap Estimate for 21 Sipp Ave, Clifton, NJ is $784,216 as of Sep 24, 2026. The likely range is $731,767 to $836,665. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Sipp Ave, Clifton, NJ last sell?

21 Sipp Ave, Clifton, NJ last sold on Dec 11, 2013 for $499,999, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Sipp Ave, Clifton, NJ?

21 Sipp Ave, Clifton, NJ has 3,326 square feet of living space and a 0.17-acre lot.

When was 21 Sipp Ave, Clifton, NJ built?

21 Sipp Ave, Clifton, NJ was built in 2003, making it 23 years old. It is a duplex single home. The building has 2 stories.

What schools serve 21 Sipp Ave, Clifton, NJ?

21 Sipp Ave, Clifton, NJ is assigned to School #13 (elementary), rated B; Clifton High School (high), rated D-; Woodrow Wilson 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 Sipp Ave, Clifton, NJ compare to other homes in Clifton 07013?

Among the 8,952 homes in Clifton 07013, it is worth more than 84% of them ($784,216 against a typical $622,987), its price per square foot is higher than 2% of them ($236 against a typical $379), it is bigger than 97% of them (3,326 ft² against a typical 1,575 ft²), its lot is bigger than 74% of them (0.17 ac against a typical 0.14 ac) and it is newer than 92% of them (2003 against a typical 1953). Measured against all of Passaic County, it is worth more than 85% 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 Sipp Ave, Clifton, NJ?

The 2025 property tax bill for 21 Sipp Ave, Clifton, NJ was $19,404. The county assessed it at $316,600.

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