646 Prospect St Westfield, NJ 07090

Built 1940 · ResidentialNew owner since Jun 9, 20262 owner signals on a paid plan
Assessed
$812,300
Last sale
$1Jun 9, 2026
Built
1940
Size
1,819 sq ft
Status
No open cases

Property information

Block
1002
Lot
1
Qualifier
—
County
Union
Municipality
Westfield Town
Tax map page
1940
Land description
75X186

Building details

Building class
17
Description
1.5S-F-F-DG
Dwellings
1
Zoning
—
Square feet
1,819
Acreage
0.32 ac

Assessment

Land value
$728,000
90%
Improvement value
$84,300
10%
Total assessment
$812,300
Sale assessment
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Tax (2024)
$18,293

Owner mailing

Street address

Property information on this site is compiled from public sources and is provided as-is; we do not guarantee its accuracy.

4 events · 1940–2026

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  • Deed recorded

    +138% vs 1983
    $280,000
    Held10.3 yrs
  • 10 years
  • Deed recorded

    $117,500
  • 43 years
  • Property Built

County clerks also index recorded documents by address and by the names on them. Search Union County records

YearProperty taxChangeLandImprovementAssessment
2024$18,293+2.1%$728,000$84,300$812,300
2023$17,919+2.0%$728,000$84,300$812,300
2022$17,570+0.2%$728,000$84,300$812,300
2021$17,529+0.4%$728,000$84,300$812,300
2020$17,464-1.4%$728,000$84,300$812,300
2019$17,720+0.6%$728,000$84,300$812,300
2018$17,623+2.4%$95,200$95,400$190,600
2017$17,209+2.0%$95,200$95,400$190,600
2016$16,866+3.4%$95,200$95,400$190,600
2015$16,310+4.6%$95,200$95,400$190,600
2014$15,597+4.1%$95,200$95,400$190,600
2013$14,985+4.0%$95,200$95,400$190,600
2012$14,415+4.0%$95,200$95,400$190,600
2011$13,860+5.2%$95,200$95,400$190,600
2010$13,178+3.7%$95,200$95,400$190,600
2009$12,711+5.4%$95,200$95,400$190,600
2008$12,061+5.2%$95,200$95,400$190,600
2007$11,466+4.2%$95,200$95,400$190,600
2006$11,008+4.7%$95,200$93,300$188,500
2005$10,518+6.2%$95,200$93,300$188,500
2004$9,908+6.7%$95,200$93,300$188,500
2003$9,286+9.3%$95,200$93,300$188,500
2002$8,494+6.0%$95,200$93,300$188,500
2001$8,011+3.7%$95,200$93,300$188,500
2000$7,729+3.0%$95,200$93,300$188,500
1999$7,502+1.5%$95,200$93,300$188,500
1998$7,389+2.6%$95,200$93,300$188,500
1997$7,201+4.4%$95,200$93,300$188,500
1996$6,899+3.1%$95,200$93,300$188,500
1995$6,692+5.3%$95,200$93,300$188,500
1994$6,352+7.7%$95,200$93,300$188,500
1993$5,900—$95,200$93,300$188,500