525 Mountain Ave Westfield, NJ 07090

Built 1951 · ResidentialNew owner since Jun 26, 20262 owner signals on a paid plan
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Assessed
$732,500
Last sale
$2,000,000Jun 26, 2026
Built
1951
Size
3,220 sq ft
Owner
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Status
No open cases

Property information

Block
1110
Lot
14
Qualifier
—
County
Union
Municipality
Westfield Town
Tax map page
—
Land description
80X160

Building details

Building class
17
Description
1.5S-F-F-AG
Dwellings
1
Zoning
—
Square feet
3,220
Acreage
0.29 ac

Assessment

Land value
$481,300
66%
Improvement value
$251,200
34%
Total assessment
$732,500
Sale assessment
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Tax (2024)
$16,496

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 · 1951–2026

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  • Deed recorded

    +251% vs 2010
    $2,000,000
    Per sq ft$621Held15.7 yrsSq ft3,220NU codeImproved post-assessment (7)RecordedJul 10, 2026
  • 16 years

  • Deed recorded

    +169% vs 1991
    $570,000
    Per sq ft$271Held19.1 yrsSq ft2,103RecordedNov 18, 2010
  • 19 years

  • Deed recorded

    $212,000
  • 41 years

  • Property Built

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

YearProperty taxChangeLandImprovementAssessment
2024$16,496+2.1%$481,300$251,200$732,500
2023$16,159+2.0%$481,300$251,200$732,500
2022$15,844+0.2%$481,300$251,200$732,500
2021$15,807+0.4%$481,300$251,200$732,500
2020$15,749-3.5%$481,300$251,200$732,500
2019$16,316+0.6%$481,300$251,200$732,500
2018$16,227+2.4%$79,000$96,500$175,500
2017$15,846+2.0%$79,000$96,500$175,500
2016$15,530+3.4%$79,000$96,500$175,500
2015$15,018+4.6%$79,000$96,500$175,500
2014$14,361+4.1%$79,000$96,500$175,500
2013$13,798+4.0%$79,000$96,500$175,500
2012$13,273+4.0%$79,000$96,500$175,500
2011$12,762+5.2%$79,000$96,500$175,500
2010$12,134+3.7%$79,000$96,500$175,500
2009$11,704+5.4%$79,000$96,500$175,500
2008$11,106+4.0%$79,000$96,500$175,500
2007$10,676+4.2%$79,000$96,500$175,500
2006$10,249+4.7%$79,000$96,500$175,500
2005$9,793+6.2%$79,000$96,500$175,500
2004$9,224+6.7%$79,000$96,500$175,500
2003$8,645+12.5%$79,000$96,500$175,500
2002$7,687+6.0%$79,000$96,500$175,500
2001$7,251+3.7%$79,000$91,600$170,600
2000$6,995+3.0%$79,000$91,600$170,600
1999$6,790+1.5%$79,000$91,600$170,600
1998$6,688+2.6%$79,000$91,600$170,600
1997$6,517+4.4%$79,000$91,600$170,600
1996$6,244+3.1%$79,000$91,600$170,600
1995$6,056+5.3%$79,000$91,600$170,600
1994$5,749-3.4%$79,000$91,600$170,600
1993$5,950—$79,000$91,600$170,600

All 19 lots on Block 1110