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Single Family ResidenceResidential
$514,661$548 / 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 Aug 30, 2026
Last sold for $440,000 on Nov 20, 2023

551 LEO ST

HILLSIDE, NJ 07205
0
Baths
940 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1924
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$515K
$482K low$547K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$440,000 · Nov 20, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,169 (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.$91,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$45,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$46,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$91,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$91,800

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.Colonial
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.12
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(7)

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(10)

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

H
Hillside High SchoolD-
High · Grades 9–12 · 0.6 mi
M
Krumbiegel Middle SchoolD
Middle · Grades 6–8 · 1.0 mi
E
Morris Early Childhood Center
Elementary · Grades PK–1 · 1.2 mi

District: Hillside Township School District

Neighborhood · ZIP 07205These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.108

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.22,864
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,391 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,810
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,567
Average tempThe average temperature here across a full year.54°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

551 Leo St 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 79% of homes in Union County
  • Among the highest price per square foot in Hillside 07205
  • Smaller than 95% of homes in Hillside 07205
  • Has a smaller lot than 73% of homes in Union County
  • Older than 80% of homes in Union County

What homes are worth in Hillside 07205

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

This home
$319K$820K

This home is worth more than 44% of homes in Hillside 07205.

How it measures up in Hillside 07205

The dot is this home. The mark in the middle is the typical home in Hillside 07205.

Estimated value$514,661
CheaperTypical $527,063Pricier

Pricier than 44% of homes nearby

Price per ft²$548
CheaperTypical $326Pricier

Pricier than almost all homes nearby

Living area940 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.11 ac
SmallerTypical 4,182 ft²Bigger

Bigger than 64% of homes nearby

Year built1924
OlderTypical 1929Newer

Newer than 32% of homes nearby

How 551 Leo St ranks against every home in each area.
MeasureThis homeHillside 07205Union County
Estimated valuepricier than$514,66144% of homes21% of homes
Price per ft²pricier than$548almost all homes86% of homes
Living areabigger than940 ft²5% of homes8% of homes
Lot sizebigger than0.11 ac64% of homes27% of homes
Year builtnewer than192432% of homes20% of homes

About 551 Leo St

How much is 551 Leo St, Hillside, NJ worth?

The TopHap Estimate for 551 Leo St, Hillside, NJ is $514,661 as of Aug 30, 2026. The likely range is $481,887 to $547,435. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 551 Leo St, Hillside, NJ last sell?

551 Leo St, Hillside, NJ last sold on Nov 20, 2023 for $440,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 551 Leo St, Hillside, NJ?

551 Leo St, Hillside, NJ has 940 square feet of living space and a 0.12-acre lot.

When was 551 Leo St, Hillside, NJ built?

551 Leo St, Hillside, NJ was built in 1924, making it 102 years old. It is a colonial home. The building has 2 stories.

What schools serve 551 Leo St, Hillside, NJ?

551 Leo St, Hillside, NJ is assigned to Hillside High School (high), rated D-; Krumbiegel Middle School (middle), rated D; Morris Early Childhood Center (elementary). All sit in Hillside Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 551 Leo St, Hillside, NJ compare to other homes in Hillside 07205?

Among the 5,784 homes in Hillside 07205, it is worth more than 44% of them ($514,661 against a typical $527,063), its price per square foot is higher than almost all of them ($548 against a typical $326), it is bigger than 5% of them (940 ft² against a typical 1,624 ft²), its lot is bigger than 64% of them (0.11 ac against a typical 4,182 ft²) and it is newer than 32% of them (1924 against a typical 1929). Measured against all of Union County, it is worth more than 21% 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 551 Leo St, Hillside, NJ?

The 2025 property tax bill for 551 Leo St, Hillside, NJ was $8,169. The county assessed it at $91,800.

More homes on Leo St

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Assigned schools

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