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Washington St, Hackettstown, NJ Property Records

Warren County and Hackettstown Town property records for 64 addresses on Washington St, Hackettstown, NJ · Last verified August 2026

Washington St Highlights

Properties 64
Median Sale Price $430,000
Deeds and Mortgages on File 66
Median Price per Sqft $159
Owner Occupied 61%
Median Annual Tax Bill $9,269
Median Year Built 1900
Median Ownership Tenure 12 years

Properties on Washington St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

121 Washington St

0.206 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$817,500Dec 2022 $4,7572025 1 Name on Record AssessorUpdated Jul 2026

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122 Washington St

1,956 sqft · Built 1880 · 0.357 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Aug 1997 $9,7952025 —Aug 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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209 Washington St

2,080 sqft · Built 1889 · 0.127 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,5302025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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210 Washington St

1,650 sqft · Built 1880 · 0.205 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$236,000Apr 2004 $8,3102025 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

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211 Washington St

2,628 sqft · Built 1890 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000May 2018 $9,5622025 Amount on Record Oct 1993 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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212 Washington St

2,257 sqft · Built 1900 · 0.202 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$150,000Jul 2001 $8,1012025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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213 Washington St

1,275 sqft · Built 1925 · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$299,000Jul 2007 $8,5992025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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214 Washington St

4,227 sqft · 0.276 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2007 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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215 Washington St

1,558 sqft · Built 1875 · 0.101 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jul 2018 $7,3022025 Amount on Record Nov 2014 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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300 Washington St

2,230 sqft · Built 1850 · 0.241 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000May 2022 $12,9692025 Amount on Record May 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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315 Washington St

2,640 sqft · 0.19 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

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317 Washington St

3,042 sqft · Built 1880 · 0.224 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$169,900May 2002 $11,1792025 Amount on Record Jun 1999 1 Name on Record AssessorUpdated Jul 2026

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319 Washington St

2,016 sqft · Built 1867 · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$146,000Dec 1999 $9,9162025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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320 Washington St

2,190 sqft · Built 1860 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$212,000Apr 1998 $11,4122025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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321 Washington St

2,214 sqft · Built 1865 · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$190,000Apr 1999 $10,4692025 Amount on Record Jun 1996 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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322 Washington St

1,756 sqft · Built 1900 · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Mar 2013 $8,6302025 Amount on Record Sep 1996 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

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323 Washington St

2,236 sqft · Built 1890 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Jun 2018 $11,0642025 Amount on Record Dec 2010 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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324 Washington St

1,736 sqft · Built 1910 · 0.208 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$245,000Jan 2019 $10,0832025 Amount on Record Nov 1991 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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326 Washington St

5,563 sqft · Built 1900 · 0.242 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$550,000Feb 2025 $23,0462025 Amount on Record Mar 2010 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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420 Washington St, #422

2,426 sqft · Built 1900 · 0.246 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$330,000Aug 2005 $9,9092025 2 Names on Record AssessorUpdated Jul 2026

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423 Washington St

1,964 sqft · Built 1876 · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$305,000Oct 2018 $10,7962025 —Sep 2003 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

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424 Washington St, #426

2,532 sqft · Built 1900 · 0.31 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$159,000Apr 1987 $12,5072025 1 Name on Record AssessorUpdated Jul 2026

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425 Washington St

1,984 sqft · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Jun 2014 $7,6742025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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429 Washington St

1,616 sqft · Built 1880 · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$355,000Oct 2022 $9,4922025 Amount on Record May 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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430 Washington St

3,336 sqft · Built 1900 · 0.3 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Feb 2022 $13,8562025 Amount on Record Mar 1998 2 Names on Record Assessor + 3 DocumentsUpdated Jul 2026

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431 Washington St

1,760 sqft · Built 1880 · 0.217 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$140,000Sep 1991 $8,5782025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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432 Washington St

2,461 sqft · Built 1880 · 0.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$460,000Jul 2021 $14,8992025 Amount on Record Nov 2018 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

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500 Washington St

94,420 sqft · 2.48 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Jul 2026

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501 Washington St

0.503 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$349,900Nov 2008 $4,6522025 1 Name on Record AssessorUpdated Jul 2026

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507 Washington St

4,139 sqft · Built 1920 · 0.182 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,8062025 1 Name on Record AssessorUpdated Jul 2026

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509 Washington St

4,094 sqft · Built 1900 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,1102025 1 Name on Record AssessorUpdated Jul 2026

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517 Washington St

5,928 sqft · Built 1900 · 0.312 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jan 2013 $14,6312025 1 Name on Record AssessorUpdated Jul 2026

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625 Washington St

1,852 sqft · Built 1861 · 0.128 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$295,000Oct 2020 $9,2522025 Amount on Record Jun 2005 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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626 Washington St

3,287 sqft · Built 1880 · 0.313 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Sep 2018 $13,7482025 Amount on Record Jul 2017 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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627 Washington St, #629

2,636 sqft · Built 1861 · 0.132 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Mar 2022 $8,8662025 Amount on Record Nov 2020 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

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628 Washington St, #632

3,072 sqft · Built 1910 · 0.206 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$510,000Dec 2021 $13,7342025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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631 Washington St

1,630 sqft · Built 1861 · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,5192025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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633 Washington St, #635

3,516 sqft · Built 1865 · 0.196 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$226,000Dec 2014 $8,3102025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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636 Washington St

15,987 sqft · Built 1940 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,900,000May 2022 $29,4712025 Amount on Record May 2007 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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637 Washington St

1,846 sqft · Built 1900 · 0.196 acres

Last Sale Tax Bill Prior Sale Owner Records
$239,000Mar 2015 $7,5282025 —Mar 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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639 Washington St

1,104 sqft · Built 1900 · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
$74,900Oct 1995 $6,2342025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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640 Washington St

2,820 sqft · Built 1900 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$299,000Jun 2018 $10,6052025 Amount on Record Dec 2005 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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644 Washington St

5,780 sqft · Built 1950 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
$610,000Dec 2015 $18,3662025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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646 Washington St

2,858 sqft · Built 1900 · 0.206 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$430,000May 2025 $9,5622025 Amount on Record Nov 2016 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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647 Washington St

930 sqft · Built 1920 · 0.053 acres

Last Sale Tax Bill Prior Sale Owner Records
$89,000Dec 2002 $5,9002025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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648 Washington St

1,948 sqft · Built 1875 · 0.155 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$236,000Nov 2013 $9,4192025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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650 Washington St

1,392 sqft · Built 1850 · 0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,0222024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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652 Washington St

1,760 sqft · Built 1880 · 0.153 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,2692024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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699 Washington St

14,436 sqft · 0.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,290,000Jan 2026 $34,7702025 Amount on Record Jan 2011 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

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701 Washington St

1,560 sqft · Built 1840 · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$145,000Jul 1989 $8,2822025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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702 Washington St

2,145 sqft · Built 1930 · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$340,000Aug 2024 $9,0582025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

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706 Washington St

1,946 sqft · Built 1900 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$195,700Jul 2010 $7,7542025 Amount on Record Jan 1998 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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708 Washington St

1,374 sqft · Built 1860 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Sep 2008 $6,9822025 1 Name on Record AssessorUpdated Jul 2026

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710 Washington St

1,296 sqft · Built 1900 · 0.309 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,000Nov 1995 $7,1352025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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711 Washington St

1,206 sqft · Built 1880 · 0.089 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,8092025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

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715 Washington St

1,262 sqft · Built 1954 · 0.308 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$365,000Nov 2021 $10,3062025 Amount on Record Aug 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

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716 Washington St

1,456 sqft · Built 1998 · 0.389 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,4402025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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719 Washington St

1,429 sqft · Built 1875 · 0.491 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$310,000Feb 2025 $8,3072025 2 Names on Record AssessorUpdated Jul 2026

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720 Washington St

1,584 sqft · Built 1900 · 0.282 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Aug 2003 $7,8092025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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728 Washington St

2,406 sqft · Built 1900 · 0.316 acres

Last Sale Tax Bill Prior Sale Owner Records
$207,500Sep 2016 $7,9972025 Amount on Record Sep 1997 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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730 Washington St

1,320 sqft · Built 1920 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,900Nov 2013 $6,1202025 Amount on Record Aug 2012 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

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732 Washington St

1,424 sqft · Built 1850 · 0.153 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000May 1996 $6,7422025 1 Name on Record AssessorUpdated Jul 2026

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734 Washington St

1,983 sqft · Built 1900 · 0.185 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,5492025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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736 Washington St

1,440 sqft · Built 1900 · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$185,000Apr 2010 $7,5002025 Amount on Record Dec 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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Wildfire Risk on Washington St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesLow
this street's cells rank at the 20th percentile of exposed land nationally · 35th in New Jersey
Wildfire LikelihoodLow — about 1 in 10,000 per year
ExposureDirect
1 of 7 cells directly exposed · 4 adjoin burnable vegetation

Property Records in Nearby Streets