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Single Family ResidenceResidential
$706,337$400 / 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 92How 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 $120,000 on Apr 16, 1981

19 COWPERTHWAITE SQ

WESTFIELD, NJ 07090
0
Baths
1,768 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.
4.03 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$706K
$652K low$760K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$120,000 · Apr 16, 1981

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,121 (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.$485,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$250,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$235,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$485,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$485,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Roosevelt Intermediate SchoolA
Middle · Grades 6–8 · 0.1 mi
E
Franklin Elementary SchoolA+
Elementary · Grades 1–5 · 0.5 mi
H
Westfield High SchoolB+
High · Grades 9–12 · 0.7 mi

District: Westfield Town School District

Neighborhood · ZIP 07090These 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.52
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.112

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.31,941
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,742 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$183,919
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$244,350
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

19 Cowperthwaite Sq 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 96% of homes in Westfield 07090
  • Costs less per square foot than 93% of homes in Westfield 07090
  • Smaller than 77% of homes in Westfield 07090
  • Among the largest lots in Westfield 07090
  • Newer than 86% of homes in Union County

What homes are worth in Westfield 07090

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

This home
$638K$2.6M

This home is worth more than 4% of homes in Westfield 07090.

How it measures up in Westfield 07090

The dot is this home. The mark in the middle is the typical home in Westfield 07090.

Estimated value$706,337
CheaperTypical $1,219,760Pricier

Pricier than 4% of homes nearby

Price per ft²$400
CheaperTypical $521Pricier

Pricier than 7% of homes nearby

Living area1,768 ft²
SmallerTypical 2,408 ft²Bigger

Bigger than 23% of homes nearby

Lot size4.03 ac
SmallerTypical 0.23 acBigger

Bigger than almost all homes nearby

Year built1981
OlderTypical 1951Newer

Newer than 81% of homes nearby

How 19 Cowperthwaite Sq ranks against every home in each area.
MeasureThis homeWestfield 07090Union County
Estimated valuepricier than$706,3374% of homes58% of homes
Price per ft²pricier than$4007% of homes48% of homes
Living areabigger than1,768 ft²23% of homes50% of homes
Lot sizebigger than4.03 acalmost all homesalmost all homes
Year builtnewer than198181% of homes86% of homes

About 19 Cowperthwaite Sq

How much is 19 Cowperthwaite Sq, Westfield, NJ worth?

The TopHap Estimate for 19 Cowperthwaite Sq, Westfield, NJ is $706,337 as of Sep 24, 2026. The likely range is $652,197 to $760,477. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19 Cowperthwaite Sq, Westfield, NJ last sell?

19 Cowperthwaite Sq, Westfield, NJ last sold on Apr 16, 1981 for $120,000, according to the county's recorded deed.

When was 19 Cowperthwaite Sq, Westfield, NJ built?

19 Cowperthwaite Sq, Westfield, NJ was built in 1981, making it 45 years old. The building has 2 stories.

What schools serve 19 Cowperthwaite Sq, Westfield, NJ?

19 Cowperthwaite Sq, Westfield, NJ is assigned to Roosevelt Intermediate School (middle), rated A; Franklin Elementary School (elementary), rated A+; Westfield High School (high), rated B+. All sit in Westfield Town School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19 Cowperthwaite Sq, Westfield, NJ compare to other homes in Westfield 07090?

Among the 9,480 homes in Westfield 07090, it is worth more than 4% of them ($706,337 against a typical $1,219,760), its price per square foot is higher than 7% of them ($400 against a typical $521), it is bigger than 23% of them (1,768 ft² against a typical 2,408 ft²), its lot is bigger than almost all of them (4.03 ac against a typical 0.23 ac) and it is newer than 81% of them (1981 against a typical 1951). Measured against all of Union County, it is worth more than 58% 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 19 Cowperthwaite Sq, Westfield, NJ?

The 2025 property tax bill for 19 Cowperthwaite Sq, Westfield, NJ was $11,121. The county assessed it at $485,200.

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