531 Colonial Ave Westfield, NJ 07090

Built 1920 · ResidentialNew owner since May 5, 20262 owner signals on a paid plan
Assessed
$1,762,400
Last sale
—May 5, 2026
Built
1920
Size
4,580 sq ft
Status
No open cases

Property information

Block
510
Lot
18
Qualifier
—
County
Union
Municipality
Westfield Town
Tax map page
—
Land description
110X170 AV

Building details

Building class
19
Description
2.5S-F-L-DG
Dwellings
1
Zoning
—
Square feet
4,580
Acreage
0.43 ac

Assessment

Land value
$891,600
51%
Improvement value
$870,800
49%
Total assessment
$1,762,400
Sale assessment
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Tax (2024)
$39,689

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.

6 events · 1920–2026

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  • Deed recorded

    +23% vs 2003
    $1,751,000
    Per sq ft$395Held8.9 yrsSq ft4,436RecordedJul 17, 2012
  • 9 years
  • Deed recorded

    +17% vs 2000
    $1,420,000
    Per sq ft$656Held3.1 yrsSq ft2,164RecordedAug 11, 2003
  • Deed recorded

    +357% vs 1990
    $1,211,000
    Held10.4 yrs
  • 10 years
  • Deed recorded

    $265,000
  • 70 years
  • Property Built

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

YearProperty taxChangeLandImprovementAssessment
2024$39,689+2.1%$891,600$870,800$1,762,400
2023$38,879+2.0%$891,600$870,800$1,762,400
2022$38,121+0.2%$891,600$870,800$1,762,400
2021$38,033+0.4%$891,600$870,800$1,762,400
2020$37,892+7.6%$891,600$870,800$1,762,400
2019$35,208+0.6%$891,600$870,800$1,762,400
2018$35,015+2.4%$136,700$242,000$378,700
2017$34,193+2.0%$136,700$242,000$378,700
2016$33,511+13.7%$136,700$242,000$378,700
2015$29,479+4.6%$136,700$207,800$344,500
2014$28,190+4.1%$136,700$207,800$344,500
2013$27,085+4.0%$136,700$207,800$344,500
2012$26,055+4.0%$136,700$207,800$344,500
2011$25,052+5.2%$136,700$207,800$344,500
2010$23,819+3.7%$136,700$207,800$344,500
2009$22,975+9.0%$136,700$207,800$344,500
2008$21,072+4.0%$136,700$196,300$333,000
2007$20,256+4.2%$136,700$196,300$333,000
2006$19,447+4.7%$136,700$196,300$333,000
2005$18,581+6.2%$136,700$196,300$333,000
2004$17,502+6.7%$136,700$196,300$333,000
2003$16,404+9.3%$136,700$196,300$333,000
2002$15,005+6.0%$136,700$196,300$333,000
2001$14,153+3.7%$136,700$196,300$333,000
2000$13,653+3.0%$136,700$196,300$333,000
1999$13,253+1.5%$136,700$196,300$333,000
1998$13,054+2.6%$136,700$196,300$333,000
1997$12,721+4.4%$136,700$196,300$333,000
1996$12,188+3.1%$136,700$196,300$333,000
1995$11,822+5.3%$136,700$196,300$333,000
1994$11,222+7.7%$136,700$196,300$333,000
1993$10,423+483.5%$136,700$196,300$333,000
1992$1,786-1.9%$41,500$29,200$70,700
1991$1,8220.0%$41,500$29,200$70,700
1990$1,822—$41,500$29,200$70,700