311 PROSPECT ST
Valuation
Tax & Assessment
Property Facts
Transaction History(2)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Foreclosure Filings(1)
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
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.
Index scale: 100 = US average (tick). Lower is better.
Ownership
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
311 Prospect 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 more than 96% of homes in Union County
- Costs more per square foot than 77% of homes in Union County
- Bigger than 94% of homes in Union County
- Has a bigger lot than 92% of homes in Union County
- Among the oldest 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 is worth more than 85% 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.
Pricier than 85% of homes nearby
Pricier than 47% of homes nearby
Bigger than 84% of homes nearby
Bigger than 90% of homes nearby
Older than almost all homes nearby
| Measure | This home | Westfield 07090 | Union County |
|---|---|---|---|
| Estimated valuepricier than | $1,749,470 | 85% of homes | 96% of homes |
| Price per ft²pricier than | $499 | 47% of homes | 77% of homes |
| Living areabigger than | 3,508 ft² | 84% of homes | 94% of homes |
| Lot sizebigger than | 0.44 ac | 90% of homes | 92% of homes |
| Year builtnewer than | 1860 | almost no homes | almost no homes |
About 311 Prospect St
How much is 311 Prospect St, Westfield, NJ worth?
The TopHap Estimate for 311 Prospect St, Westfield, NJ is $1,749,470 as of Jul 14, 2026. The likely range is $1,643,128 to $1,855,812. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 311 Prospect St, Westfield, NJ last sell?
311 Prospect St, Westfield, NJ last sold on Jan 11, 2024 for $1,550,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.
How big is 311 Prospect St, Westfield, NJ?
311 Prospect St, Westfield, NJ has 3,508 square feet of living space and a 0.44-acre lot.
When was 311 Prospect St, Westfield, NJ built?
311 Prospect St, Westfield, NJ was built in 1860, making it 166 years old. It is a colonial home. The building has 2 stories.
What schools serve 311 Prospect St, Westfield, NJ?
311 Prospect St, Westfield, NJ is assigned to Roosevelt Intermediate School (middle), rated B; Franklin Elementary School (elementary), rated A; 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 311 Prospect St, Westfield, NJ compare to other homes in Westfield 07090?
Among the 9,479 homes in Westfield 07090, it is worth more than 85% of them ($1,749,470 against a typical $1,185,771), its price per square foot is higher than 47% of them ($499 against a typical $507), it is bigger than 84% of them (3,508 ft² against a typical 2,406 ft²), its lot is bigger than 90% of them (0.44 ac against a typical 0.23 ac) and it is newer than almost none of them (1860 against a typical 1951). Measured against all of Union County, it is worth more than 96% 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 311 Prospect St, Westfield, NJ?
The 2025 property tax bill for 311 Prospect St, Westfield, NJ was $22,631. The county assessed it at $1,251,300.
Closest homes
- 317 Prospect St$1.2M75 ft · 2,654 ft² · Sold $245K · Jun 1997
- 307 Prospect St$1.3M75 ft · 2,314 ft² · Sold $1.1M · Jan 2023
- 303 Prospect St$1.6M129 ft · 3,087 ft² · Sold $1.6M · Jan 2026
- 119 Cowperthwaite Pl$1.3M162 ft · 2,715 ft² · Sold $553K · Jan 2008
- 323 Prospect St$1.7M138 ft · 3,835 ft² · Sold $717K · Sep 2002
- 2 Cowperthwaite Sq$737K185 ft · 1,632 ft² · Sold $275K · Aug 1999
- 4 Cowperthwaite Sq$764K190 ft · 1,768 ft² · Sold $751K · May 2026
- 308 Prospect St$587K194 ft · 1,120 ft² · Sold Jan 1900
More homes in Westfield 07090
- 112 Jefferson Ave$1.1M2,181 ft² · Sold $1.5M · Aug 2026
- 756 Clarence St$1.5M2,864 ft² · Sold $1.6M · Aug 2026
- 1050 Lawrence Ave$1.6M2,632 ft² · Sold $1.9M · Aug 2026
- 208 Wyoming St$1.1M2,040 ft² · Sold $1.3M · Aug 2026
- 621 Green Briar Ct$2.1M3,911 ft² · Sold $2.2M · Aug 2026
- 1613 Rising Way$3M4,160 ft² · Sold $2.8M · Aug 2026
- 260 Walnut St$676K1,314 ft² · Sold $650K · Aug 2026
- 735 Radley Rd$1.3M2,434 ft² · Sold $1.3M · Aug 2026
- 114 Hyslip Ave$870K1,382 ft² · Sold $900K · Aug 2026
- 629 Tremont Ave$3.2M6,255 ft² · Sold $2.8M · Jul 2026
- 804 Coolidge St$1.2M2,113 ft² · Sold $1.2M · Jul 2026
- 29 Mohawk Trl$1.2M2,970 ft² · Sold $1.2M · Jul 2026
Assigned schools
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