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Residential (General/Single)Residential
$651,266$346 / 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 94How 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 $175,000 on Aug 3, 2000

11 KNAPP AVE

CLIFTON, NJ 07011
0
Baths
1,881 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.
3,698 ft²
Lot SizeThe size of the land the home sits on, from county records.
1926
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$651K
$613K low$690K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,000 · Aug 3, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,960 (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.$162,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$70,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$162,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$162,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
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(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
School #12D
Elementary · Grades PK–5 · 0.4 mi
M
Christopher Columbus Middle SchoolC-
Middle · Grades 6–8 · 1.3 mi
H
Clifton High SchoolD+
High · Grades 9–12 · 2.0 mi

District: Clifton City School District

Neighborhood · ZIP 07011These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.113

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
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.41,551
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.13,046 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,970
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,142
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

11 Knapp 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.

  • Costs less per square foot than 71% of homes in Clifton 07011
  • Bigger than 67% of homes in Clifton 07011
  • Has a smaller lot than 77% of homes in Passaic County
  • Older than 79% of homes in Passaic County

What homes are worth in Clifton 07011

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

This home
$283K$838K

This home is worth more than 61% of homes in Clifton 07011.

How it measures up in Clifton 07011

The dot is this home. The mark in the middle is the typical home in Clifton 07011.

Estimated value$651,266
CheaperTypical $619,943Pricier

Pricier than 61% of homes nearby

Price per ft²$346
CheaperTypical $381Pricier

Pricier than 29% of homes nearby

Living area1,881 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 67% of homes nearby

Lot size3,698 ft²
SmallerTypical 4,225 ft²Bigger

Bigger than 30% of homes nearby

Year built1926
OlderTypical 1924Newer

Newer than 61% of homes nearby

How 11 Knapp Ave ranks against every home in each area.
MeasureThis homeClifton LakeviewClifton 07011Passaic County
Estimated valuepricier than$651,26657% of homes61% of homes63% of homes
Price per ft²pricier than$34634% of homes29% of homes50% of homes
Living areabigger than1,881 ft²61% of homes67% of homes57% of homes
Lot sizebigger than3,698 ft²37% of homes30% of homes23% of homes
Year builtnewer than192661% of homes61% of homes21% of homes

About 11 Knapp Ave

How much is 11 Knapp Ave, Clifton, NJ worth?

The TopHap Estimate for 11 Knapp Ave, Clifton, NJ is $651,266 as of Sep 24, 2026. The likely range is $612,713 to $689,819. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11 Knapp Ave, Clifton, NJ last sell?

11 Knapp Ave, Clifton, NJ last sold on Aug 3, 2000 for $175,000, according to the county's recorded deed.

How big is 11 Knapp Ave, Clifton, NJ?

11 Knapp Ave, Clifton, NJ has 1,881 square feet of living space and a 0.09-acre lot.

When was 11 Knapp Ave, Clifton, NJ built?

11 Knapp Ave, Clifton, NJ was built in 1926, making it 100 years old. The building has 1 story.

What schools serve 11 Knapp Ave, Clifton, NJ?

11 Knapp Ave, Clifton, NJ is assigned to School #12 (elementary), rated D; Christopher Columbus Middle School (middle), rated C-; Clifton High School (high), rated D+. All sit in Clifton City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11 Knapp Ave, Clifton, NJ compare to other homes in Clifton 07011?

Among the 7,433 homes in Clifton 07011, it is worth more than 61% of them ($651,266 against a typical $619,943), its price per square foot is higher than 29% of them ($346 against a typical $381), it is bigger than 67% of them (1,881 ft² against a typical 1,624 ft²), its lot is bigger than 30% of them (3,698 ft² against a typical 4,225 ft²) and it is newer than 61% of them (1926 against a typical 1924). Measured against all of Passaic County, it is worth more than 63% 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 11 Knapp Ave, Clifton, NJ?

The 2025 property tax bill for 11 Knapp Ave, Clifton, NJ was $9,960. The county assessed it at $162,500.

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