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Single Family ResidenceResidential
$554,692$528 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $380,000 on Oct 16, 2020

421 HILLSIDE AVE

SPRINGFIELD, NJ 07081
0
Baths
1,050 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$555K
$526K low$583K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$380,000 · Oct 16, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,406 (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.$431,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$191,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$240,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$431,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$431,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Edward V. Walton Early Childhood CenterA-
Elementary · Grades PK–2 · 0.4 mi
M
Florence M. Gaudineer Middle SchoolB+
Middle · Grades 6–8 · 1.0 mi
H
Jonathan Dayton High SchoolC
High · Grades 9–12 · 1.4 mi

District: Springfield Township School District

Neighborhood · ZIP 07081These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.107

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.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
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.17,594
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,383 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$139,786
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$162,945
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

421 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 less than 77% of homes in Springfield 07081
  • Costs more per square foot than 97% of homes in Springfield 07081
  • Smaller than 89% of homes in Springfield 07081
  • Has a smaller lot than 72% of homes in Springfield 07081

What homes are worth in Springfield 07081

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

This home
$293K$1.3M

This home is worth more than 23% of homes in Springfield 07081.

How it measures up in Springfield 07081

The dot is this home. The mark in the middle is the typical home in Springfield 07081.

Estimated value$554,692
CheaperTypical $668,886Pricier

Pricier than 23% of homes nearby

Price per ft²$528
CheaperTypical $377Pricier

Pricier than 97% of homes nearby

Living area1,050 ft²
SmallerTypical 1,817 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.14 ac
SmallerTypical 0.19 acBigger

Bigger than 28% of homes nearby

Year built1953
OlderTypical 1957Newer

Newer than 38% of homes nearby

How 421 Hillside Ave ranks against every home in each area.
MeasureThis homeSpringfield 07081Union County
Estimated valuepricier than$554,69223% of homes30% of homes
Price per ft²pricier than$52897% of homes82% of homes
Living areabigger than1,050 ft²11% of homes11% of homes
Lot sizebigger than0.14 ac28% of homes48% of homes
Year builtnewer than195338% of homes58% of homes

About 421 Hillside Ave

How much is 421 Hillside Ave, Springfield, NJ worth?

The TopHap Estimate for 421 Hillside Ave, Springfield, NJ is $554,692 as of Oct 21, 2026. The likely range is $526,430 to $582,954. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Hillside Ave, Springfield, NJ last sell?

421 Hillside Ave, Springfield, NJ last sold on Oct 16, 2020 for $380,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 421 Hillside Ave, Springfield, NJ?

421 Hillside Ave, Springfield, NJ has 1,050 square feet of living space and a 0.14-acre lot.

When was 421 Hillside Ave, Springfield, NJ built?

421 Hillside Ave, Springfield, NJ was built in 1953, making it 73 years old. It is a cape cod home. The building has 1 story.

What schools serve 421 Hillside Ave, Springfield, NJ?

421 Hillside Ave, Springfield, NJ is assigned to Edward V. Walton Early Childhood Center (elementary), rated A-; Florence M. Gaudineer Middle School (middle), rated B+; Jonathan Dayton High School (high), rated C. All sit in Springfield Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Hillside Ave, Springfield, NJ compare to other homes in Springfield 07081?

Among the 4,925 homes in Springfield 07081, it is worth more than 23% of them ($554,692 against a typical $668,886), its price per square foot is higher than 97% of them ($528 against a typical $377), it is bigger than 11% of them (1,050 ft² against a typical 1,817 ft²), its lot is bigger than 28% of them (0.14 ac against a typical 0.19 ac) and it is newer than 38% of them (1953 against a typical 1957). Measured against all of Union County, it is worth more than 30% 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 421 Hillside Ave, Springfield, NJ?

The 2025 property tax bill for 421 Hillside Ave, Springfield, NJ was $10,406. The county assessed it at $431,600.

More homes on Hillside Ave

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