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Single Family ResidenceResidential
$608,900
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 89How 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 $165,000 on Nov 9, 1992

231 WASHINGTON AVE

UNION, NJ 07083
0
Baths
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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

$609K
$542K low$676K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Nov 9, 1992

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,985 (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.$47,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$26,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$47,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$47,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.18
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.

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

E
Washington Elementary SchoolC+
Elementary · Grades PK–4 · 0.2 mi
M
Kawameeh Middle SchoolB
Middle · Grades 6–8 · 0.7 mi
H
Union High SchoolD+
High · Grades 9–12 · 1.8 mi

District: Union Township School District

Neighborhood · ZIP 07083These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.111

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.57,241
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,577 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,741
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,270
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

231 Washington 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.

  • Has a bigger lot than 86% of homes in Union 07083
  • Older than 65% of homes in Union 07083

What homes are worth in Union 07083

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

This home
$350K$877K

This home is worth more than 59% of homes in Union 07083.

How it measures up in Union 07083

The dot is this home. The mark in the middle is the typical home in Union 07083.

Estimated value$608,900
CheaperTypical $588,667Pricier

Pricier than 59% of homes nearby

Lot size0.18 ac
SmallerTypical 0.13 acBigger

Bigger than 86% of homes nearby

Year built1940
OlderTypical 1950Newer

Newer than 35% of homes nearby

How 231 Washington Ave ranks against every home in each area.
MeasureThis homeUnion 07083Union County
Estimated valuepricier than$608,90059% of homes42% of homes
Lot sizebigger than0.18 ac86% of homes64% of homes
Year builtnewer than194035% of homes39% of homes

About 231 Washington Ave

How much is 231 Washington Ave, Union, NJ worth?

The TopHap Estimate for 231 Washington Ave, Union, NJ is $608,900 as of Aug 30, 2026. The likely range is $541,860 to $675,940. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 231 Washington Ave, Union, NJ last sell?

231 Washington Ave, Union, NJ last sold on Nov 9, 1992 for $165,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

When was 231 Washington Ave, Union, NJ built?

231 Washington Ave, Union, NJ was built in 1940, making it 86 years old. The building has 2 stories.

What schools serve 231 Washington Ave, Union, NJ?

231 Washington Ave, Union, NJ is assigned to Washington Elementary School (elementary), rated C+; Kawameeh Middle School (middle), rated B; Union High School (high), rated D+. All sit in Union Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 231 Washington Ave, Union, NJ compare to other homes in Union 07083?

Among the 15,571 homes in Union 07083, it is worth more than 59% of them ($608,900 against a typical $588,667), its lot is bigger than 86% of them (0.18 ac against a typical 0.13 ac) and it is newer than 35% of them (1940 against a typical 1950). Measured against all of Union County, it is worth more than 42% 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 231 Washington Ave, Union, NJ?

The 2025 property tax bill for 231 Washington Ave, Union, NJ was $10,985. The county assessed it at $47,100.

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