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Residential (General/Single)Residential
$6,214,190$882 / 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 86How 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 $916,125 on Jul 31, 2020

509 HILLSIDE AVE

BERGENFIELD, NJ 07621
0
Baths
7,046 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$6.2M
$5.3M low$7.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$916,125 · Jul 31, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,267 (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.$4,062,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$991,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,071,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,540,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,062,800

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyBERGEN
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.

Foreclosure Filings(2)

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

E
Alpine Elementary SchoolA+
Elementary · Grades PK–8 · 0.2 mi
H
Tenafly High SchoolA-
High · Grades 9–12 · 2.3 mi

District: Alpine Borough School District

Neighborhood · ZIP 07621These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.121
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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.28,942
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,010 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,824
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,618
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

509 Hillside 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.

  • Among the most valuable homes in Bergenfield 07621
  • Among the highest price per square foot in Bergenfield 07621
  • Among the largest homes in Bergenfield 07621
  • Among the largest lots in Bergenfield 07621
  • Among the newest homes in Bergen County

What homes are worth in Bergenfield 07621

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

This home
$299K$1.7M

This home is worth more than almost all homes in Bergenfield 07621.

How it measures up in Bergenfield 07621

The dot is this home. The mark in the middle is the typical home in Bergenfield 07621.

Estimated value$6,214,190
CheaperTypical $682,857Pricier

Pricier than almost all homes nearby

Price per ft²$882
CheaperTypical $455Pricier

Pricier than almost all homes nearby

Living area7,046 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than almost all homes nearby

Lot size1 ac
SmallerTypical 0.13 acBigger

Bigger than almost all homes nearby

Year built2023
OlderTypical 1949Newer

Newer than almost all homes nearby

How 509 Hillside Ave ranks against every home in each area.
MeasureThis homeBergenfield 07621Bergen County
Estimated valuepricier than$6,214,190almost all homesalmost all homes
Price per ft²pricier than$882almost all homesalmost all homes
Living areabigger than7,046 ft²almost all homesalmost all homes
Lot sizebigger than1 acalmost all homes94% of homes
Year builtnewer than2023almost all homesalmost all homes

About 509 Hillside Ave

How much is 509 Hillside Ave, Bergenfield, NJ worth?

The TopHap Estimate for 509 Hillside Ave, Bergenfield, NJ is $6,214,190 as of Sep 24, 2026. The likely range is $5,333,336 to $7,095,044. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Hillside Ave, Bergenfield, NJ last sell?

509 Hillside Ave, Bergenfield, NJ last sold on Jul 31, 2020 for $916,125, according to the county's recorded deed.

When was 509 Hillside Ave, Bergenfield, NJ built?

509 Hillside Ave, Bergenfield, NJ was built in 2023, making it 3 years old. The building has 1 story.

What schools serve 509 Hillside Ave, Bergenfield, NJ?

509 Hillside Ave, Bergenfield, NJ is assigned to Alpine Elementary School (elementary), rated A+; Tenafly High School (high), rated A-. All sit in Alpine Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Hillside Ave, Bergenfield, NJ compare to other homes in Bergenfield 07621?

Among the 6,994 homes in Bergenfield 07621, it is worth more than almost all of them ($6,214,190 against a typical $682,857), its price per square foot is higher than almost all of them ($882 against a typical $455), it is bigger than almost all of them (7,046 ft² against a typical 1,512 ft²), its lot is bigger than almost all of them (1 ac against a typical 0.13 ac) and it is newer than almost all of them (2023 against a typical 1949). Measured against all of Bergen County, it is worth more than almost all 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 509 Hillside Ave, Bergenfield, NJ?

The 2025 property tax bill for 509 Hillside Ave, Bergenfield, NJ was $21,267. The county assessed it at $4,062,800.

More homes on Hillside Ave

Closest homes

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Assigned schools

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See this home in context

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