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Single Family ResidenceResidential
$1,016,593$580 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $630,000 on Jan 11, 2013

321 HYSLIP AVE

WESTFIELD, NJ 07090
0
Baths
1,753 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1926
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1M
$960K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$630,000 · Jan 11, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,617 (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.$594,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$338,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$255,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$594,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$594,100

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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.0.21
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

Transaction History(6)

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.

H
Westfield High SchoolA-
High · Grades 9–12 · 0.3 mi
E
McKinley Elementary SchoolA
Elementary · Grades 1–5 · 0.3 mi
M
Thomas Edison Intermediate SchoolB
Middle · Grades 6–8 · 0.6 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

321 Hyslip 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.

  • Worth more than 85% of homes in Union County
  • Costs more per square foot than 90% of homes in Union County
  • Smaller than 79% of homes in Westfield 07090
  • Has a bigger lot than 70% of homes in Union County
  • Older than 77% 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
$620K$2.6M

This home is worth more than 29% 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$1,016,593
CheaperTypical $1,225,261Pricier

Pricier than 29% of homes nearby

Price per ft²$580
CheaperTypical $523Pricier

Pricier than 74% of homes nearby

Living area1,753 ft²
SmallerTypical 2,409 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.21 ac
SmallerTypical 0.23 acBigger

Bigger than 43% of homes nearby

Year built1926
OlderTypical 1951Newer

Newer than 25% of homes nearby

How 321 Hyslip Ave ranks against every home in each area.
MeasureThis homeWestfield 07090Union County
Estimated valuepricier than$1,016,59329% of homes85% of homes
Price per ft²pricier than$58074% of homes90% of homes
Living areabigger than1,753 ft²21% of homes49% of homes
Lot sizebigger than0.21 ac43% of homes70% of homes
Year builtnewer than192625% of homes23% of homes

About 321 Hyslip Ave

How much is 321 Hyslip Ave, Westfield, NJ worth?

The TopHap Estimate for 321 Hyslip Ave, Westfield, NJ is $1,016,593 as of Aug 30, 2026. The likely range is $959,907 to $1,073,279. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Hyslip Ave, Westfield, NJ last sell?

321 Hyslip Ave, Westfield, NJ last sold on Jan 11, 2013 for $630,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 321 Hyslip Ave, Westfield, NJ?

321 Hyslip Ave, Westfield, NJ has 1,753 square feet of living space and a 0.21-acre lot.

When was 321 Hyslip Ave, Westfield, NJ built?

321 Hyslip Ave, Westfield, NJ was built in 1926, making it 100 years old. It is a colonial home. The building has 2 stories.

What schools serve 321 Hyslip Ave, Westfield, NJ?

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

How does 321 Hyslip Ave, Westfield, NJ compare to other homes in Westfield 07090?

Among the 9,479 homes in Westfield 07090, it is worth more than 29% of them ($1,016,593 against a typical $1,225,261), its price per square foot is higher than 74% of them ($580 against a typical $523), it is bigger than 21% of them (1,753 ft² against a typical 2,409 ft²), its lot is bigger than 43% of them (0.21 ac against a typical 0.23 ac) and it is newer than 25% of them (1926 against a typical 1951). Measured against all of Union County, it is worth more than 85% 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 321 Hyslip Ave, Westfield, NJ?

The 2025 property tax bill for 321 Hyslip Ave, Westfield, NJ was $13,617. The county assessed it at $594,100.

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