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20 Prospect Street, Westfield, NJ 07090 Property Information

20 Prospect Street, Westfield, NJ 07090 Property Information

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  • Owner
  • Documents
  • Tax
  • Neighborhood
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20 Prospect Street, Westfield, NJ 07090
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Address

Primary address 20 Prospect Street, Westfield
Zip code 07090
County Union
Municipality Westfield Town
Block 3105
Lot 21
Neighborhood Downtown Westfield

Sales & Tax Overview for 20 Prospect Street, Westfield

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Current property tax $23,800

Lot & Building Information for 20 Prospect Street, Westfield

Building sqft 3,772
Building class Commercial (4A)
Acreage 0.077
Year built 1890
Stories 2
Exterior structural material
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
Broadband internet providers and speed map
Types of broadband connections map

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 20 Prospect Street, Westfield

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  • • Improvements for 20 Prospect Street, Westfield , including their type, square footage, grade and when they were built.
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About 20 Prospect Street, Westfield

What is the year built & the total sq. ft. for 20 Prospect Street, Westfield, NJ 07090?

20 Prospect Street, Westfield, NJ 07090 was built in 1890 and has a total of 3,772 square feet.

What is the assessed value of 20 Prospect Street, Westfield, NJ 07090 and the property tax paid?

Assessed at $992,900, the tax amount paid for 20 Prospect Street, Westfield, NJ 07090 is $22,757.

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
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Past Sales & Property History for 20 Prospect Street, Westfield

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No recorded sales for this property.

Title Documents for 20 Prospect Street, Westfield

Data not available for this property.

Property Taxes for 20 Prospect Street, Westfield

Access detailed property tax data for 20 Prospect Street, Westfield, NJ 07090. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $22,757
Current property tax $23,800
Market value $992,900

Assessment History for 20 Prospect Street, Westfield

Here's the assessment & property tax history for 20 Prospect Street, Westfield, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2025 $992,900 $992,900 2.292 $22,757 +1.78%
2024 $992,900 $992,900 2.252 $22,360 +2.09%
2023 $992,900 $992,900 2.206 $21,903 +2.13%
2022 $992,900 $992,900 2.16 $21,447 -0.14%
2021 $992,900 $992,900 2.163 $21,476 +0.23%

Demographics by Zip Code

Total population 31,111
Median age 40.7
Average household income $306,889
Family households 78.3%
Occupied housing units 10,900
Owner occupied units 81.1%
People per household (average) 2.84
Median year structure built 1953
Median value for units with a mortgage $976,700
Median value for units without a mortgage $905,800

Risk

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FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Geohazard zones map

Transportation

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View daily traffic map

Neighbors for 20 Prospect Street, Westfield

Here are the neighbors for 20 Prospect Street, Westfield.

Address Square feet Purchase date Purchase price
28 Prospect St, Westfield 1,680 09/07/2023 $775,000
44 Elm St, Westfield 2,770 06/23/2015 $999,000
50 Elm St, Westfield 4,935 05/20/2025 $10
66 Elm St, Westfield 16,680 03/22/2022 $4,430,000
154 E Broad St, Westfield 8,410 12/29/2022 $3,600,000
26 Prospect St, Westfield 2,500 10/01/2021 $633,000
74 Elm St, Westfield 8,898 08/11/2022 $1
82-86 Elm St, Westfield 10,413 01/13/2012 $171,854
10 Prospect St, Westfield 3,740 10/07/2010 $1
17-33 Elm St, Westfield 16,449 07/31/2015 $4,000,000
41 Elm St, Westfield 5,592 05/12/2025 $10
55 Elm St, Westfield 3,432 12/28/2012 $820,000
16 Prospect St, Westfield 4,763 09/07/2001 $570,000
206 E Broad St, Westfield 3,717 04/11/2017 $1,275,000
1 Elm St, Westfield 9,078 09/18/2025 $5,000,000
9-13 Elm St, Westfield 4,691 11/05/2025 $2,395,000
35-39 Elm St, Westfield 10,569 07/20/1979 $206,500
53 Elm St, Westfield 3,884 06/01/1994 $310,000
58 Elm St, Westfield 2,737 10/18/2018 $775,000
200 E Broad St, Westfield 3,364 09/18/1998 $1

Nearby ZIP Codes for 20 Prospect Street, Westfield

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