William St, Boonton, NJ Property Records

Morris County and Boonton Town property records for 93 addresses on William St, Boonton, NJ · Last verified August 2026

William St Highlights

Properties 93
Median Sale Price $521,000
Deeds and Mortgages on File 87
Median Price per Sqft $286
Owner Occupied 88%
Median Annual Tax Bill $11,353
Median Year Built 1925
Median Ownership Tenure 12 years

Properties on William St

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

109 William St

3,461 sqft · built 1930 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Aug 2022 $16,5892024 Amount on Record Dec 1995 Owner on Record Assessor + 3 DocumentsUpdated Aug 2026

130 William St

2,848 sqft · built 1880 · 0.186 acres

Last Sale Tax Bill Prior Sale Owner Records
$118,000Nov 2001 $14,2472024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

201 William St

2,550 sqft · built 1890 · 0.072 acres

Last Sale Tax Bill Prior Sale Owner Records
$635,000Oct 2024 $11,3972024 Amount on Record Jul 2004 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

207 William St

2,647 sqft · built 1890 · 0.054 acres

Last Sale Tax Bill Prior Sale Owner Records
$785,000Jun 2023 $13,6552024 Amount on Record Nov 2021 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

209 William St

2,256 sqft · built 1890 · 0.271 acres

Last Sale Tax Bill Prior Sale Owner Records
$408,000Mar 2026 $7,8552024 Amount on Record Dec 2006 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

210 William St

1,875 sqft · built 1904 · 0.064 acres

Last Sale Tax Bill Prior Sale Owner Records
$186,000Jan 2002 $10,8942024 Amount on Record Feb 2000 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

212 William St

1,300 sqft · built 1900 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$369,700Nov 2023 $8,3152024 Amount on Record Dec 1997 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

216 William St

2,328 sqft · built 1890 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$379,000Jul 2019 $10,6032024 —May 1996 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

222 William St

3,270 sqft · built 1880 · 0.232 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,3742024 2 Owners on Record AssessorUpdated Jul 2026

223 William St

2,145 sqft · built 1880 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,9242024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

226 William St

2,782 sqft · built 1880 · 0.135 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,7752024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

227 William St

2,042 sqft · built 1890 · 0.125 acres

Last Sale Tax Bill Prior Sale Owner Records
$167,000Feb 2022 $9,7142024 Amount on Record May 1998 Owner on Record Assessor + 4 DocumentsUpdated Jul 2026

230 William St

1,792 sqft · built 1880 · 0.102 acres

Last Sale Tax Bill Prior Sale Owner Records
$304,500Oct 2014 $10,0622024 Amount on Record Sep 2012 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

233 William St

2,032 sqft · built 1860 · 0.255 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2002 $10,2952024 Owner on Record AssessorUpdated Jul 2026

304 William St

3,379 sqft · built 1880 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,8102024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

305 William St

1,760 sqft · built 1880 · 0.09 acres

Last Sale Tax Bill Prior Sale Owner Records
$341,000Dec 2008 $11,0562024 Amount on Record Oct 2001 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

309 William St

1,856 sqft · built 1880 · 0.24 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Dec 2013 $9,7722024 Owner on Record AssessorUpdated Jul 2026

310 William St

2,590 sqft · built 1880 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,000Oct 1997 $11,0632024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

315 William St

1,956 sqft · built 1860 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$615,000Nov 2025 $11,5872024 Amount on Record Dec 2015 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

316 William St

1,951 sqft · built 1880 · 0.146 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Nov 2000 $10,9042024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

318 William St

1,784 sqft · built 1880 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$592,000Feb 2024 $11,4142024 Amount on Record Jul 1997 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

319 William St

1,554 sqft · built 1880 · 0.253 acres

Last Sale Tax Bill Prior Sale Owner Records
$330,000May 2017 $11,3742024 Amount on Record Oct 2006 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

324 William St

2,071 sqft · built 1880 · 0.215 acres

Last Sale Tax Bill Prior Sale Owner Records
$475,000Jul 2007 $13,1682024 Amount on Record May 1998 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

327 William St

2,016 sqft · built 1970 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$347,000Sep 2013 $10,4582024 2 Owners on Record AssessorUpdated Jul 2026

331 William St

3,724 sqft · built 1900 · 0.249 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Feb 2016 $15,2002024 Amount on Record Apr 1999 Owner on Record Owner Occupied AssessorUpdated Jul 2026

402 William St

2,698 sqft · built 1925 · 0.132 acres

Last Sale Tax Bill Prior Sale Owner Records
$680,000Oct 2023 $15,4302024 Amount on Record Dec 2019 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

405 William St

1,873 sqft · built 1850 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$269,000Aug 2013 $9,3802024 Amount on Record Feb 2013 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

411 William St

1,529 sqft · built 1880 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Nov 2025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

412 William St

2,814 sqft · built 1900 · 0.286 acres

Last Sale Tax Bill Prior Sale Owner Records
$565,000Jan 2020 $13,3372024 Amount on Record Dec 1997 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

416 William St

1,412 sqft · built 1850 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$520,000Apr 2025 $8,7782024 Amount on Record Dec 2001 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

417 William St

1,619 sqft · built 1907 · 0.135 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2016 $11,7152024 Amount on Record Jan 2014 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

420 William St

2,274 sqft · built 1900 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Dec 2013 $11,9012024 Amount on Record Sep 2010 Owner on Record Owner Occupied AssessorUpdated Jul 2026

421 William St

1,510 sqft · built 1907 · 0.135 acres

Last Sale Tax Bill Prior Sale Owner Records
$169,000Sep 2000 $11,3532024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

425 William St

1,502 sqft · built 1914 · 0.127 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Jun 2024 $10,3092024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

426 William St

1,964 sqft · built 1860 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,1072024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

429 William St

2,218 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,000Dec 2001 $11,5932024 Owner on Record Assessor + 1 DocumentUpdated Jul 2026

430 William St

1,550 sqft · built 1900 · 0.175 acres

Last Sale Tax Bill Prior Sale Owner Records
$415,000Dec 2021 $10,6232024 Amount on Record Dec 2005 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

434 William St

1,267 sqft · built 1955 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$305,000Mar 2005 $9,2312024 Amount on Record Feb 2003 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

435 William St

1,902 sqft · built 1986 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$545,000Jul 2024 $10,7212024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

439 William St

2,106 sqft · built 1900 · 0.255 acres

Last Sale Tax Bill Prior Sale Owner Records
$616,000May 2024 $12,7162024 Amount on Record Jul 2021 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

440 William St

780 sqft · built 1958 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$675,000Oct 2024 $8,0072024 Amount on Record May 2023 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

443 William St

1,902 sqft · built 1986 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8772024 Owner on Record AssessorUpdated Jul 2026

447 William St

1,902 sqft · built 1986 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,8572024 Owner on Record AssessorUpdated Jul 2026

448 William St

1,148 sqft · built 1955 · 0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,9642024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

501 William St

1,836 sqft · built 1977 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,5022024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

502 William St

2,126 sqft · built 1920 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$352,600Dec 2018 $11,8572024 Amount on Record May 2016 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

507 William St

1,296 sqft · built 1880 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Oct 2020 $9,0182024 Amount on Record Apr 2013 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

508 William St

1,602 sqft · built 2006 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Oct 2013 $12,5432024 Amount on Record Nov 2006 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

512 William St

2,188 sqft · built 1990 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$405,000Sep 2006 $12,0902024 Amount on Record Mar 2000 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

514 William St

1,639 sqft · built 1900 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Dec 1999 $10,9072024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

515 William St

768 sqft · built 1954 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$417,500Apr 2025 $7,5542024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

517 William St

1,428 sqft · built 1865 · 0.215 acres

Last Sale Tax Bill Prior Sale Owner Records
$332,000Oct 2005 $11,0322024 Amount on Record Sep 2000 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

521 William St

1,824 sqft · built 1988 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000May 2021 $10,9992024 Amount on Record May 2008 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

522 William St

1,450 sqft · built 1910 · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Sep 2021 $12,8852024 Amount on Record Dec 2011 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

526 William St

1,950 sqft · built 1900 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Jul 2004 $10,1372024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

527 William St

1,268 sqft · built 1890 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Aug 2025 $9,5692024 Amount on Record Oct 2020 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

528 William St

1,340 sqft · built 1910 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$535,000Jan 2025 $8,4602024 Amount on Record Jan 2024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

602 William St

1,538 sqft · built 1890 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$512,000Oct 2023 $11,0462024 Amount on Record Dec 2021 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

605 William St

2,001 sqft · built 1890 · 0.267 acres

Last Sale Tax Bill Prior Sale Owner Records
$441,000Sep 2018 $12,8342024 Amount on Record Jul 2012 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

608 William St

1,360 sqft · built 1890 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,7352024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

610 William St

1,468 sqft · built 1931 · 0.249 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Jun 2009 $11,0222024 Amount on Record Aug 2002 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

701 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jul 2023 $13,1312024 Amount on Record Aug 2018 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

702 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$346,605Jan 2006 $11,3672024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

703 William St

1,568 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Sep 2008 $11,2422024 Amount on Record Oct 2005 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

704 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$390,000Jul 2018 $11,4482024 Amount on Record Nov 2005 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

705 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$469,500Jul 2007 Amount on Record Oct 2005 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

706 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$419,745Sep 2005 $13,3312024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

707 William St

1,568 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$345,000Mar 2014 $11,2082024 Amount on Record Dec 2005 Owner on Record Owner Occupied AssessorUpdated Jul 2026

708 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$559,000Dec 2023 $13,3982024 Amount on Record Sep 2009 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

709 William St

1,568 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000Jan 2022 $11,2082024 Amount on Record Dec 2005 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

710 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$357,449Aug 2005 $11,4822024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

711 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,000Jul 2011 $13,1752024 Amount on Record Dec 2005 Owner on Record Owner Occupied AssessorUpdated Jul 2026

712 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$521,000Sep 2022 $13,4222024 Amount on Record Nov 2005 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

713 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$442,955Dec 2005 $13,1082024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

714 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Apr 2026 $11,4482024 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

715 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$471,540Jan 2006 $13,1082024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

716 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$335,840Oct 2005 $11,4482024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

717 William St

1,568 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$367,120Jan 2006 $11,2082024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

718 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$412,000May 2009 $13,0472024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

719 William St

2,080 sqft · built 2005 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$481,760Jan 2006 $13,1752024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

720 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$388,600Jan 2006 $11,5832024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

721 William St

2,080 sqft · built 2006 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000Dec 2014 $13,2332024 Amount on Record Nov 2009 Owner on Record Owner Occupied AssessorUpdated Jul 2026

722 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$417,500Oct 2020 $13,3652024 Amount on Record Feb 2006 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

723 William St

1,568 sqft · built 2006 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$535,000Apr 2025 $11,2992024 Amount on Record Dec 2017 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

724 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$444,560Feb 2006 $13,3312024 Owner on Record Owner Occupied AssessorUpdated Jul 2026

725 William St

1,568 sqft · built 2006 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$383,590Apr 2006 $11,2422024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

726 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$439,425Feb 2006 $13,3652024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

727 William St

1,568 sqft · built 2006 · 1.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$327,500Aug 2011 $11,2992024 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

728 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$465,000Aug 2022 $11,4482024 Amount on Record Jan 2021 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

730 William St

2,080 sqft · built 2006 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$505,000May 2023 $13,0812024 Amount on Record Apr 2006 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

732 William St

2,080 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$373,000Aug 2013 $13,1482024 Amount on Record Dec 2010 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

734 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$405,000Aug 2021 $11,5162024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

736 William St

1,588 sqft · built 2005 · 2.47 acres

Last Sale Tax Bill Prior Sale Owner Records
$365,000Aug 2013 $11,2662024 Amount on Record Apr 2006 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

Property Records in Nearby Streets