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Single Family ResidenceResidential
$485,300$251 / 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 88How 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 $123,900 on Aug 30, 2000

43 MERTZ AVE

HILLSIDE, NJ 07205
0
Baths
1,934 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.
3,698 ft²
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$485K
$427K low$544K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$123,900 · Aug 30, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,374 (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.$94,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$40,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$53,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$94,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$94,100

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.0.09
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(3)

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(1)

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

M
Krumbiegel Middle SchoolD-
Middle · Grades 6–8 · 0.2 mi
E
Morris Early Childhood Center
Elementary · Grades PK–1 · 0.5 mi
H
Hillside High SchoolD
High · Grades 9–12 · 1.1 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

43 Mertz 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 85% of homes in Union County
  • Costs less per square foot than 95% of homes in Union County
  • Bigger than 68% of homes in Hillside 07205
  • Has a smaller lot than 85% of homes in Union County
  • Older than 81% 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
$316K$829K

This home is worth more than 31% 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$485,300
CheaperTypical $531,988Pricier

Pricier than 31% of homes nearby

Price per ft²$251
CheaperTypical $324Pricier

Pricier than 16% of homes nearby

Living area1,934 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 68% of homes nearby

Lot size3,698 ft²
SmallerTypical 4,182 ft²Bigger

Bigger than 28% of homes nearby

Year built1924
OlderTypical 1929Newer

Newer than 32% of homes nearby

How 43 Mertz Ave ranks against every home in each area.
MeasureThis homeHillside 07205Union County
Estimated valuepricier than$485,30031% of homes15% of homes
Price per ft²pricier than$25116% of homes5% of homes
Living areabigger than1,934 ft²68% of homes58% of homes
Lot sizebigger than3,698 ft²28% of homes15% of homes
Year builtnewer than192432% of homes19% of homes

About 43 Mertz Ave

How much is 43 Mertz Ave, Hillside, NJ worth?

The TopHap Estimate for 43 Mertz Ave, Hillside, NJ is $485,300 as of Sep 24, 2026. The likely range is $426,998 to $543,602. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 43 Mertz Ave, Hillside, NJ last sell?

43 Mertz Ave, Hillside, NJ last sold on Aug 30, 2000 for $123,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 43 Mertz Ave, Hillside, NJ?

43 Mertz Ave, Hillside, NJ has 1,934 square feet of living space and a 0.09-acre lot.

When was 43 Mertz Ave, Hillside, NJ built?

43 Mertz Ave, Hillside, NJ was built in 1924, making it 102 years old. It is a colonial home. The building has 2 stories.

What schools serve 43 Mertz Ave, Hillside, NJ?

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

How does 43 Mertz Ave, Hillside, NJ compare to other homes in Hillside 07205?

Among the 5,784 homes in Hillside 07205, it is worth more than 31% of them ($485,300 against a typical $531,988), its price per square foot is higher than 16% of them ($251 against a typical $324), it is bigger than 68% of them (1,934 ft² against a typical 1,620 ft²), its lot is bigger than 28% of them (3,698 ft² 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 15% 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 43 Mertz Ave, Hillside, NJ?

The 2025 property tax bill for 43 Mertz Ave, Hillside, NJ was $8,374. The county assessed it at $94,100.

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