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Residential (General/Single)Residential
$694,390$314 / 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 72How 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

616 21ST ST

UNION CITY, NJ 07087
2
Beds
0
Baths
2,208 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.
2,757 ft²
Lot SizeThe size of the land the home sits on, from county records.
1903
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$694K
$503K low$886K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,245 (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.$632,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$310,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$321,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$608,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$632,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
70
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
47
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyHUDSON
Lot (acres)The size of the land the home sits on, from county records.0.06
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Emerson Middle SchoolB
Middle · Grades 6–8 · 0.3 mi
H
Union City High SchoolC-
High · Grades 9–12 · 0.3 mi
E
Sara M. Gilmore AcademyA
Elementary · Grades 1–8 · 0.3 mi

District: Union City School District

Neighborhood · ZIP 07087These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.118
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.68,460
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.53,613 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,681
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,242
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

616 21st 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 more than 69% of homes in Union City 07087
  • Costs less per square foot than 82% of homes in Union City 07087
  • Bigger than 75% of homes in Hudson County
  • Has a bigger lot than 85% of homes in Union City 07087
  • Older than 79% of homes in Hudson County

What homes are worth in Union City 07087

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

This home
$173K$1.2M

This home is worth more than 69% of homes in Union City 07087.

How it measures up in Union City 07087

The dot is this home. The mark in the middle is the typical home in Union City 07087.

Estimated value$694,390
CheaperTypical $577,390Pricier

Pricier than 69% of homes nearby

Price per ft²$314
CheaperTypical $411Pricier

Pricier than 18% of homes nearby

Living area2,208 ft²
SmallerTypical 1,552 ft²Bigger

Bigger than 73% of homes nearby

Lot size2,757 ft²
SmallerTypical 2,134 ft²Bigger

Bigger than 85% of homes nearby

Year built1903
OlderTypical 1917Newer

Newer than 33% of homes nearby

How 616 21st St ranks against every home in each area.
MeasureThis homeUnion City 07087Hudson County
Estimated valuepricier than$694,39069% of homes56% of homes
Price per ft²pricier than$31418% of homes20% of homes
Living areabigger than2,208 ft²73% of homes75% of homes
Lot sizebigger than2,757 ft²85% of homes58% of homes
Year builtnewer than190333% of homes21% of homes

About 616 21st St

How much is 616 21st St, Union City, NJ worth?

The TopHap Estimate for 616 21st St, Union City, NJ is $694,390 as of Sep 24, 2026. The likely range is $503,138 to $885,642. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 616 21st St, Union City, NJ last sell?

616 21st St, Union City, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 616 21st St, Union City, NJ?

616 21st St, Union City, NJ has 2 bedrooms, 2,208 square feet of living space and a 0.06-acre lot.

When was 616 21st St, Union City, NJ built?

616 21st St, Union City, NJ was built in 1903, making it 123 years old. The building has 2 stories.

What schools serve 616 21st St, Union City, NJ?

616 21st St, Union City, NJ is assigned to Emerson Middle School (middle), rated B; Union City High School (high), rated C-; Sara M. Gilmore Academy (elementary), rated A. All sit in Union City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 616 21st St, Union City, NJ compare to other homes in Union City 07087?

Among the 7,767 homes in Union City 07087, it is worth more than 69% of them ($694,390 against a typical $577,390), its price per square foot is higher than 18% of them ($314 against a typical $411), it is bigger than 73% of them (2,208 ft² against a typical 1,552 ft²), its lot is bigger than 85% of them (2,757 ft² against a typical 2,134 ft²) and it is newer than 33% of them (1903 against a typical 1917). Measured against all of Hudson County, it is worth more than 56% 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 616 21st St, Union City, NJ?

The 2025 property tax bill for 616 21st St, Union City, NJ was $11,245. The county assessed it at $632,000.

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