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Single Family ResidenceResidential
$1,288,911$1,015 / 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 83How 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 $1,203,000 on Jul 31, 2025

21 HILLSIDE AVE

GLEN RIDGE, NJ 07028
0
Baths
1,270 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.

Valuation

$1.3M
$1.1M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,203,000 · Jul 31, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,287 (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.$956,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$499,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$456,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$521,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$956,300

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.0.16
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
Linden Avenue Elementary School
Elementary · Grades PK–2 · 0.1 mi
M
Glen Ridge High SchoolA-
Middle · Grades 7–12 · 0.4 mi

District: Glen Ridge Borough School District

Neighborhood · ZIP 07028These 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.28
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
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.8,650
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.$198,652
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$268,789
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

21 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.

  • Worth more than 87% of homes in Essex County
  • Among the highest price per square foot in Glen Ridge 07028
  • Smaller than 94% of homes in Glen Ridge 07028
  • Newer than 90% of homes in Glen Ridge 07028

What homes are worth in Glen Ridge 07028

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

This home
$549K$2.6M

This home is worth more than 56% of homes in Glen Ridge 07028.

How it measures up in Glen Ridge 07028

The dot is this home. The mark in the middle is the typical home in Glen Ridge 07028.

Estimated value$1,288,911
CheaperTypical $1,198,711Pricier

Pricier than 56% of homes nearby

Price per ft²$1015
CheaperTypical $568Pricier

Pricier than almost all homes nearby

Living area1,270 ft²
SmallerTypical 2,150 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.16 ac
SmallerTypical 0.2 acBigger

Bigger than 37% of homes nearby

Year built1955
OlderTypical 1924Newer

Newer than 90% of homes nearby

How 21 Hillside Ave ranks against every home in each area.
MeasureThis homeGlen Ridge 07028Essex County
Estimated valuepricier than$1,288,91156% of homes87% of homes
Price per ft²pricier than$1015almost all homesalmost all homes
Living areabigger than1,270 ft²6% of homes13% of homes
Lot sizebigger than0.16 ac37% of homes58% of homes
Year builtnewer than195590% of homes69% of homes

About 21 Hillside Ave

How much is 21 Hillside Ave, Glen Ridge, NJ worth?

The TopHap Estimate for 21 Hillside Ave, Glen Ridge, NJ is $1,288,911 as of Aug 30, 2026. The likely range is $1,069,612 to $1,508,210. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Hillside Ave, Glen Ridge, NJ last sell?

21 Hillside Ave, Glen Ridge, NJ last sold on Jul 31, 2025 for $1,203,000, according to the county's recorded deed.

How big is 21 Hillside Ave, Glen Ridge, NJ?

21 Hillside Ave, Glen Ridge, NJ has 1,270 square feet of living space and a 0.16-acre lot.

When was 21 Hillside Ave, Glen Ridge, NJ built?

21 Hillside Ave, Glen Ridge, NJ was built in 1955, making it 71 years old.

What schools serve 21 Hillside Ave, Glen Ridge, NJ?

21 Hillside Ave, Glen Ridge, NJ is assigned to Linden Avenue Elementary School (elementary); Glen Ridge High School (middle), rated A-. All sit in Glen Ridge Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Hillside Ave, Glen Ridge, NJ compare to other homes in Glen Ridge 07028?

Among the 2,376 homes in Glen Ridge 07028, it is worth more than 56% of them ($1,288,911 against a typical $1,198,711), its price per square foot is higher than almost all of them ($1015 against a typical $568), it is bigger than 6% of them (1,270 ft² against a typical 2,150 ft²), its lot is bigger than 37% of them (0.16 ac against a typical 0.2 ac) and it is newer than 90% of them (1955 against a typical 1924). Measured against all of Essex County, it is worth more than 87% 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 Hillside Ave, Glen Ridge, NJ?

The 2025 property tax bill for 21 Hillside Ave, Glen Ridge, NJ was $18,287. The county assessed it at $956,300.

More homes on Hillside Ave

Closest homes

More homes in Glen Ridge 07028

Assigned schools

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