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Single Family ResidenceResidential
$799,490$599 / 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 80How 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

310 MARLBORO ST

WESTFIELD, NJ 07090
0
Baths
1,334 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$799K
$641K low$958K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,199 (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.$445,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$369,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$75,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$445,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$445,000

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.0.16
ConstructionThe main material the home's frame and walls are built from.Brick
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.

E
Jefferson Elementary SchoolA-
Elementary · Grades 1–5 · 0.3 mi
M
Thomas Edison Intermediate SchoolB
Middle · Grades 6–8 · 0.9 mi
H
Westfield High SchoolA-
High · Grades 9–12 · 1.4 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

310 Marlboro 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 less than 91% of homes in Westfield 07090
  • Costs more per square foot than 91% of homes in Union County
  • Smaller than 93% of homes in Westfield 07090
  • Has a smaller lot than 80% of homes in Westfield 07090

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
$645K$2.7M

This home is worth more than 9% 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$799,490
CheaperTypical $1,224,177Pricier

Pricier than 9% of homes nearby

Price per ft²$599
CheaperTypical $522Pricier

Pricier than 82% of homes nearby

Living area1,334 ft²
SmallerTypical 2,402 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.16 ac
SmallerTypical 0.23 acBigger

Bigger than 20% of homes nearby

Year built1948
OlderTypical 1950Newer

Newer than 47% of homes nearby

How 310 Marlboro St ranks against every home in each area.
MeasureThis homeWestfield 07090Union County
Estimated valuepricier than$799,4909% of homes69% of homes
Price per ft²pricier than$59982% of homes91% of homes
Living areabigger than1,334 ft²7% of homes25% of homes
Lot sizebigger than0.16 ac20% of homes57% of homes
Year builtnewer than194847% of homes46% of homes

About 310 Marlboro St

How much is 310 Marlboro St, Westfield, NJ worth?

The TopHap Estimate for 310 Marlboro St, Westfield, NJ is $799,490 as of Sep 24, 2026. The likely range is $640,719 to $958,261. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 310 Marlboro St, Westfield, NJ last sell?

310 Marlboro St, Westfield, NJ last sold on Jul 24, 1987, according to the county's recorded deed.

How big is 310 Marlboro St, Westfield, NJ?

310 Marlboro St, Westfield, NJ has 1,334 square feet of living space and a 0.16-acre lot.

When was 310 Marlboro St, Westfield, NJ built?

310 Marlboro St, Westfield, NJ was built in 1948, making it 78 years old. It is a cape cod home. The building has 1 story.

What schools serve 310 Marlboro St, Westfield, NJ?

310 Marlboro St, Westfield, NJ is assigned to Jefferson Elementary School (elementary), rated A-; Thomas Edison Intermediate School (middle), rated B; Westfield High School (high), rated A-. All sit in Westfield Town School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 310 Marlboro St, Westfield, NJ compare to other homes in Westfield 07090?

Among the 9,479 homes in Westfield 07090, it is worth more than 9% of them ($799,490 against a typical $1,224,177), its price per square foot is higher than 82% of them ($599 against a typical $522), it is bigger than 7% of them (1,334 ft² against a typical 2,402 ft²), its lot is bigger than 20% of them (0.16 ac against a typical 0.23 ac) and it is newer than 47% of them (1948 against a typical 1950). Measured against all of Union County, it is worth more than 69% 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 310 Marlboro St, Westfield, NJ?

The 2025 property tax bill for 310 Marlboro St, Westfield, NJ was $10,199. The county assessed it at $445,000.

More homes on Marlboro St

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Assigned schools

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