518 Grand Ave Hackettstown, NJ 07840

Built 1920 · ResidentialNew owner since Dec 15, 20252 owner signals on a paid plan
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Assessed
$229,500
Last sale
$1Dec 15, 2025
Built
1920
Size
881 sq ft
Owner
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Status
No open cases

Property information

Block
100
Lot
2
Qualifier
—
County
Warren
Municipality
Hackettstown Town
Tax map page
15
Land description
53X126

Building details

Building class
16.5
Description
1SF-R-1UG
Dwellings
1
Zoning
R125
Square feet
881
Acreage
0.15 ac

Assessment

Land value
$101,200
44%
Improvement value
$128,300
56%
Total assessment
$229,500
Sale assessment
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Tax (2024)
$7,847

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.

9 events · 1920–2025

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  • Deed recorded

    +34% vs 2006
    $355,000
    Per sq ft$403Held4.1 yrsSq ft881RecordedSep 9, 2024
  • 18 years

  • Deed recorded

    +77% vs 2001
    $264,900
    Held4.5 yrs
  • 5 years

  • Deed recorded

    +40% vs 1997
    $150,000
    Held3.7 yrs

  • Deed recorded

    -11% vs 1993
    $107,000
    Held4.8 yrs
  • 5 years

  • Deed recorded

    -13% vs 1987
    $120,000
    Held5.2 yrs
  • 5 years

  • Deed recorded

    $138,000
  • 68 years

  • Property Built

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

YearProperty taxChangeLandImprovementAssessment
2024$7,847+1.3%$101,200$128,300$229,500
2023$7,743+5.6%$101,200$128,300$229,500
2022$7,335+2.1%$101,200$128,300$229,500
2021$7,181+2.8%$101,200$128,300$229,500
2020$6,986+0.7%$101,200$128,300$229,500
2019$6,940+2.0%$101,200$128,300$229,500
2018$6,805+1.7%$101,200$128,300$229,500
2017$6,692+4.4%$101,200$128,300$229,500
2016$6,412+3.4%$101,200$128,300$229,500
2015$6,203+3.5%$101,200$128,300$229,500
2014$5,992+3.1%$101,200$128,300$229,500
2013$5,813+1.9%$101,200$128,300$229,500
2012$5,703+1.1%$101,200$128,300$229,500
2011$5,641+7.9%$101,200$128,300$229,500
2010$5,227+2.2%$101,200$128,300$229,500
2009$5,116+4.4%$64,300$58,800$123,100
2008$4,899+3.9%$64,300$58,800$123,100
2007$4,715+4.1%$64,300$58,800$123,100
2006$4,530+3.7%$64,300$58,800$123,100
2005$4,370+7.3%$64,300$58,800$123,100
2004$4,071+7.7%$64,300$58,800$123,100
2003$3,779+6.3%$64,200$58,800$123,000
2002$3,554-0.3%$64,300$58,800$123,100
2001$3,563+3.2%$64,300$58,800$123,100
2000$3,451+0.6%$48,500$47,900$96,400
1999$3,432+5.6%$48,500$47,900$96,400
1998$3,249+4.7%$48,500$47,900$96,400
1997$3,104+7.3%$48,500$47,900$96,400
1996$2,892+6.0%$48,500$47,900$96,400
1995$2,728+9.3%$48,500$47,900$96,400
1994$2,497+2.8%$48,500$47,900$96,400
1993$2,429+6.2%$48,500$47,900$96,400
1992$2,287-16.6%$48,500$46,000$94,500
1991$2,7410.0%$48,500$46,000$94,500
1990$2,741+22.9%$48,500$46,000$94,500
1989$2,230—$48,500$46,000$94,500

All 15 lots on Block 100