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Single Family ResidenceResidential
$244,939$174 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $88,000 on Sep 10, 1992

21 ALDEN AVE

RIVERSIDE, NJ 08075
0
Baths
1,408 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$245K
$225K low$265K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$88,000 · Sep 10, 1992
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$164,939
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$131,951
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.32%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$80,000
DELANCO FSB · recorded Jan 17, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,687 (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.$142,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$102,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$142,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$142,000

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.12 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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBURLINGTON
Lot (acres)The size of the land the home sits on, from county records.0.15
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

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

M
Delran Middle SchoolB-
Middle · Grades 6–8 · 1.1 mi
H
Delran High SchoolC-
High · Grades 9–12 · 2.1 mi
E
Millbridge Elementary School
Elementary · Grades PK–2 · 2.4 mi

District: Delran Township School District

Neighborhood · ZIP 08075These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.30,560
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,654 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,090
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,720
Average tempThe average temperature here across a full year.55°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 Alden 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 less than 92% of homes in Burlington County
  • Costs less per square foot than 92% of homes in Burlington County
  • Smaller than 71% of homes in Burlington County
  • Has a smaller lot than 82% of homes in Riverside Park
  • Older than 98% of homes in Riverside Park

What homes are worth in Riverside 08075

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

This home
$167K$682K

This home is worth more than 14% of homes in Riverside 08075.

How it measures up in Riverside 08075

The dot is this home. The mark in the middle is the typical home in Riverside 08075.

Estimated value$244,939
CheaperTypical $380,000Pricier

Pricier than 14% of homes nearby

Price per ft²$174
CheaperTypical $238Pricier

Pricier than 11% of homes nearby

Living area1,408 ft²
SmallerTypical 1,659 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.15 ac
SmallerTypical 0.21 acBigger

Bigger than 32% of homes nearby

Year built1900
OlderTypical 1963Newer

Newer than 11% of homes nearby

How 21 Alden Ave ranks against every home in each area.
MeasureThis homeRiverside ParkRiverside 08075Burlington County
Estimated valuepricier than$244,93933% of homes14% of homes8% of homes
Price per ft²pricier than$17415% of homes11% of homes8% of homes
Living areabigger than1,408 ft²63% of homes34% of homes29% of homes
Lot sizebigger than0.15 ac18% of homes32% of homes29% of homes
Year builtnewer than19002% of homes11% of homes5% of homes

About 21 Alden Ave

How much is 21 Alden Ave, Riverside, NJ worth?

The TopHap Estimate for 21 Alden Ave, Riverside, NJ is $244,939 as of Jul 14, 2026. The likely range is $225,007 to $264,871. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Alden Ave, Riverside, NJ last sell?

21 Alden Ave, Riverside, NJ last sold on Sep 10, 1992 for $88,000, according to the county's recorded deed.

How big is 21 Alden Ave, Riverside, NJ?

21 Alden Ave, Riverside, NJ has 1,408 square feet of living space and a 0.15-acre lot.

When was 21 Alden Ave, Riverside, NJ built?

21 Alden Ave, Riverside, NJ was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 21 Alden Ave, Riverside, NJ?

21 Alden Ave, Riverside, NJ is assigned to Delran Middle School (middle), rated B-; Delran High School (high), rated C-; Millbridge Elementary School (elementary). All sit in Delran Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Alden Ave, Riverside, NJ compare to other homes in Riverside 08075?

Among the 9,449 homes in Riverside 08075, it is worth more than 14% of them ($244,939 against a typical $380,000), its price per square foot is higher than 11% of them ($174 against a typical $238), it is bigger than 34% of them (1,408 ft² against a typical 1,659 ft²), its lot is bigger than 32% of them (0.15 ac against a typical 0.21 ac) and it is newer than 11% of them (1900 against a typical 1963). Measured against all of Burlington County, it is worth more than 8% 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 Alden Ave, Riverside, NJ?

The 2025 property tax bill for 21 Alden Ave, Riverside, NJ was $5,687. The county assessed it at $142,000.

More homes on Alden Ave

Closest homes

More homes in Riverside 08075

Assigned schools

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