347 Willow Grove St Hackettstown, NJ 07840

Built 1960 · ResidentialNew owner since Jan 28, 20262 owner signals on a paid plan
Assessed
$212,400
Last sale
$1Jan 28, 2026
Built
1960
Size
1,372 sq ft
Status
No open cases

Property information

Block
58
Lot
16
Qualifier
—
County
Warren
Municipality
Hackettstown Town
Tax map page
14
Land description
80X123

Building details

Building class
16.5
Description
1.5SF1G
Dwellings
1
Zoning
R125
Square feet
1,372
Acreage
0.23 ac

Assessment

Land value
$94,200
44%
Improvement value
$118,200
56%
Total assessment
$212,400
Sale assessment
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Tax (2024)
$7,262

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.

3 events · 1960–2026

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  • Deed recorded

    $332,500
    Per sq ft$242Sq ft1,372NU codeEstate / executor (10)RecordedOct 10, 2025
  • 66 years
  • Property Built

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

YearProperty taxChangeLandImprovementAssessment
2024$7,262+1.3%$94,200$118,200$212,400
2023$7,166+5.6%$94,200$118,200$212,400
2022$6,788+2.1%$94,200$118,200$212,400
2021$6,646+6.9%$94,200$118,200$212,400
2020$6,215+0.7%$94,200$118,200$212,400
2019$6,173+2.1%$94,200$118,200$212,400
2018$6,048+1.8%$94,200$118,200$212,400
2017$5,944+4.6%$94,200$118,200$212,400
2016$5,684+3.5%$94,200$118,200$212,400
2015$5,491+3.7%$94,200$118,200$212,400
2014$5,296+3.2%$94,200$118,200$212,400
2013$5,130+2.0%$94,200$118,200$212,400
2012$5,028+1.2%$94,200$118,200$212,400
2011$4,971-8.8%$94,200$118,200$212,400
2010$5,448+2.3%$94,200$118,200$212,400
2009$5,327+4.6%$44,500$89,700$134,200
2008$5,091+4.1%$44,500$89,700$134,200
2007$4,890+4.3%$44,500$89,700$134,200
2006$4,689+3.9%$44,500$89,700$134,200
2005$4,514+12.2%$44,500$89,700$134,200
2004$4,023+7.0%$44,500$84,500$129,000
2003$3,760+5.2%$44,600$84,500$129,100
2002$3,574-4.3%$44,500$84,500$129,000
2001$3,736+1.9%$44,500$84,500$129,000
2000$3,666+0.6%$44,500$59,300$103,800
1999$3,645+5.7%$44,500$59,300$103,800
1998$3,448+4.7%$44,500$59,300$103,800
1997$3,292+7.5%$44,500$59,300$103,800
1996$3,064+6.1%$44,500$59,300$103,800
1995$2,888+9.4%$44,500$59,300$103,800
1994$2,638+2.8%$44,500$59,300$103,800
1993$2,566+4.2%$44,500$59,300$103,800
1992$2,462-16.8%$44,500$59,300$103,800
1991$2,9600.0%$44,500$59,300$103,800
1990$2,960+23.4%$44,500$59,300$103,800
1989$2,400—$44,500$59,300$103,800