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Single Family ResidenceResidential
$1,049,000$299 / 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 89How 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 $1,100,000 on Jul 23, 2026

859 DEWEY ST

UNION, NJ 07083
0
Baths
3,512 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
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

$1M
$936K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,100,000 · Jul 23, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,766 (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.$67,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$46,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$67,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$67,600

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.11 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.1 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
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.0.13
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(2)

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.

M
Burnet Middle SchoolC+
Middle · Grades 6–8 · 0.5 mi
H
Union High SchoolD+
High · Grades 9–12 · 0.6 mi
E
Connecticut Farms Elementary SchoolB-
Elementary · Grades PK–4 · 0.7 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

859 Dewey 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.

  • Among the most valuable homes in Union 07083
  • Costs less per square foot than 93% of homes in Union 07083
  • Among the largest homes in Union 07083
  • Newer than 80% 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
$300K$864K

This home is worth more than almost all 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$1,049,000
CheaperTypical $589,792Pricier

Pricier than almost all homes nearby

Price per ft²$299
CheaperTypical $389Pricier

Pricier than 7% of homes nearby

Living area3,512 ft²
SmallerTypical 1,516 ft²Bigger

Bigger than almost all homes nearby

Lot size0.13 ac
SmallerTypical 0.13 acBigger

Bigger than 55% of homes nearby

Year built1961
OlderTypical 1950Newer

Newer than 80% of homes nearby

How 859 Dewey St ranks against every home in each area.
MeasureThis homeUnion 07083Union County
Estimated valuepricier than$1,049,000almost all homes86% of homes
Price per ft²pricier than$2997% of homes14% of homes
Living areabigger than3,512 ft²almost all homes94% of homes
Lot sizebigger than0.13 ac55% of homes42% of homes
Year builtnewer than196180% of homes76% of homes

About 859 Dewey St

How much is 859 Dewey St, Union, NJ worth?

The TopHap Estimate for 859 Dewey St, Union, NJ is $1,049,000 as of Sep 24, 2026. The likely range is $936,473 to $1,161,527. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 859 Dewey St, Union, NJ last sell?

859 Dewey St, Union, NJ last sold on Jul 23, 2026 for $1,100,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 859 Dewey St, Union, NJ?

859 Dewey St, Union, NJ has 3,512 square feet of living space and a 0.13-acre lot.

When was 859 Dewey St, Union, NJ built?

859 Dewey St, Union, NJ was built in 1961, making it 65 years old. It is a cape cod home. The building has 2 stories.

What schools serve 859 Dewey St, Union, NJ?

859 Dewey St, Union, NJ is assigned to Burnet Middle School (middle), rated C+; Union High School (high), rated D+; Connecticut Farms Elementary School (elementary), rated B-. All sit in Union Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 859 Dewey St, Union, NJ compare to other homes in Union 07083?

Among the 15,571 homes in Union 07083, it is worth more than almost all of them ($1,049,000 against a typical $589,792), its price per square foot is higher than 7% of them ($299 against a typical $389), it is bigger than almost all of them (3,512 ft² against a typical 1,516 ft²), its lot is bigger than 55% of them (0.13 ac against a typical 0.13 ac) and it is newer than 80% of them (1961 against a typical 1950). Measured against all of Union County, it is worth more than 86% 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 859 Dewey St, Union, NJ?

The 2025 property tax bill for 859 Dewey St, Union, NJ was $15,766. The county assessed it at $67,600.

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