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Single Family ResidenceResidential
$417,532$773 / 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 83How 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

17B GULFSTREAM AVE

WINFIELD, NJ
0
Baths
540 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.
507 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$418K
$345K low$490K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,191 (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.$17,900 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$17,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.01
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
Winfield Township SchoolC
Elementary · Grades PK–8 · 0.1 mi
H
David Bearley Middle/High SchoolC
High · Grades 7–12 · 3.1 mi

District: Winfield Township School District

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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

17b Gulfstream 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 less than 92% of homes in Union County
  • Costs more per square foot than 97% of homes in Union County
  • Among the smallest homes in Union County
  • Among the smallest lots in Union County

How it measures up in Union County

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

Estimated value$417,532
CheaperTypical $649,338Pricier

Pricier than 8% of homes nearby

Price per ft²$773
CheaperTypical $404Pricier

Pricier than 97% of homes nearby

Living area540 ft²
SmallerTypical 1,770 ft²Bigger

Smaller than almost all homes nearby

Lot size507 ft²
SmallerTypical 0.14 acBigger

Smaller than almost all homes nearby

How 17b Gulfstream Ave ranks against every home in each area.
MeasureThis homeUnion County
Estimated valuepricier than$417,5328% of homes
Price per ft²pricier than$77397% of homes
Living areabigger than540 ft²almost no homes
Lot sizebigger than507 ft²almost no homes

About 17b Gulfstream Ave

How much is 17b Gulfstream Ave, Winfield, NJ worth?

The TopHap Estimate for 17b Gulfstream Ave, Winfield, NJ is $417,532 as of Aug 30, 2026. The likely range is $345,273 to $489,791. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17b Gulfstream Ave, Winfield, NJ last sell?

17b Gulfstream Ave, Winfield, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 17b Gulfstream Ave, Winfield, NJ?

17b Gulfstream Ave, Winfield, NJ has 540 square feet of living space and a 0.01-acre lot.

What schools serve 17b Gulfstream Ave, Winfield, NJ?

17b Gulfstream Ave, Winfield, NJ is assigned to Winfield Township School (elementary), rated C; David Bearley Middle/High School (high), rated C. All sit in Winfield Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17b Gulfstream Ave, Winfield, NJ compare to other homes in Union County?

Among the 134,709 homes in Union County, it is worth more than 8% of them ($417,532 against a typical $649,338), its price per square foot is higher than 97% of them ($773 against a typical $404), it is bigger than almost none of them (540 ft² against a typical 1,770 ft²) and its lot is bigger than almost none of them (507 ft² against a typical 0.14 ac). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 17b Gulfstream Ave, Winfield, NJ?

The 2025 property tax bill for 17b Gulfstream Ave, Winfield, NJ was $4,191. The county assessed it at $17,900.

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