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Single Family ResidenceResidential
$526,648$553 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $460,000 on Sep 11, 2024

850 SUMMIT AVE

WESTFIELD, NJ 07090
0
Baths
952 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.
3,751 ft²
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$527K
$499K low$554K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Sep 11, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,078 (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.$449,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$384,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$64,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$439,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$449,000

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.31 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.Colonial
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.09
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(4)

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
Thomas Edison Intermediate SchoolA
Middle · Grades 6–8 · 0.3 mi
E
Tamaques Elementary SchoolA
Elementary · Grades 1–5 · 0.4 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

850 Summit 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.

  • Among the least valuable homes in Westfield 07090
  • Costs more per square foot than 86% of homes in Union County
  • Among the smallest homes in Westfield 07090
  • Has a smaller lot than 97% of homes in Westfield 07090
  • Older than 92% 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
$621K$2.7M

This home is worth less than almost all 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$526,648
CheaperTypical $1,216,806Pricier

Cheaper than almost all homes nearby

Price per ft²$553
CheaperTypical $521Pricier

Pricier than 66% of homes nearby

Living area952 ft²
SmallerTypical 2,412 ft²Bigger

Smaller than almost all homes nearby

Lot size3,751 ft²
SmallerTypical 0.23 acBigger

Bigger than 3% of homes nearby

Year built1910
OlderTypical 1950Newer

Newer than 10% of homes nearby

How 850 Summit Ave ranks against every home in each area.
MeasureThis homeWestfield 07090Union County
Estimated valuepricier than$526,648almost no homes23% of homes
Price per ft²pricier than$55366% of homes86% of homes
Living areabigger than952 ft²almost no homes9% of homes
Lot sizebigger than3,751 ft²3% of homes16% of homes
Year builtnewer than191010% of homes8% of homes

About 850 Summit Ave

How much is 850 Summit Ave, Westfield, NJ worth?

The TopHap Estimate for 850 Summit Ave, Westfield, NJ is $526,648 as of Oct 21, 2026. The likely range is $498,967 to $554,329. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 850 Summit Ave, Westfield, NJ last sell?

850 Summit Ave, Westfield, NJ last sold on Sep 11, 2024 for $460,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 850 Summit Ave, Westfield, NJ?

850 Summit Ave, Westfield, NJ has 952 square feet of living space and a 0.09-acre lot.

When was 850 Summit Ave, Westfield, NJ built?

850 Summit Ave, Westfield, NJ was built in 1910, making it 116 years old. It is a colonial home. The building has 2 stories.

What schools serve 850 Summit Ave, Westfield, NJ?

850 Summit Ave, Westfield, NJ is assigned to Thomas Edison Intermediate School (middle), rated A; Tamaques 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 850 Summit Ave, Westfield, NJ compare to other homes in Westfield 07090?

Among the 9,477 homes in Westfield 07090, it is worth more than almost none of them ($526,648 against a typical $1,216,806), its price per square foot is higher than 66% of them ($553 against a typical $521), it is bigger than almost none of them (952 ft² against a typical 2,412 ft²), its lot is bigger than 3% of them (3,751 ft² against a typical 0.23 ac) and it is newer than 10% of them (1910 against a typical 1950). Measured against all of Union County, it is worth more than 23% 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 850 Summit Ave, Westfield, NJ?

The 2025 property tax bill for 850 Summit Ave, Westfield, NJ was $10,078. The county assessed it at $449,000.

More homes on Summit Ave

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Assigned schools

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