William St, Watertown, NY Property Records

Jefferson County and Watertown City property records for 31 addresses on William St, Watertown, NY · Last verified October 2026

William St Highlights

Properties 31
Median Sale Price $111,115
Deeds and Mortgages on File 28
Median Price per Sqft $52
Owner Occupied 26%
Median Annual Tax Bill $1,811
Median Year Built 1890
Median Ownership Tenure 18 years

Properties on William St

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

117 William St

3 bd · 2 ba · 2,104 sqft · built 1900 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$95,000Nov 2022 $1,3292026 Amount on Record Nov 2006 Owner on Record Assessor + 3 DocumentsUpdated Oct 2026

120 William St

3 bd · 1 ba · 1,302 sqft · built 1900 · 0.17 acres

Last Sale Tax Bill Prior Sale Owner Records
$2742026 Owner on Record Owner Occupied AssessorUpdated Oct 2026

121 William St

4,908 sqft · built 1950 · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$160,000Oct 2008 $1,8842026 2 Owners on Record AssessorUpdated Oct 2026

131 William St

5 bd · 3 ba · 2,236 sqft · built 1860 · 0.193 acres

Last Sale Tax Bill Prior Sale Owner Records
$22,200Sep 2019 $1,4762026 Amount on Record Jul 2019 2 Owners on Record Assessor + 2 DocumentsUpdated Oct 2026

132 William St

5 bd · 3 ba · 2,684 sqft · built 1837 · 0.196 acres

Last Sale Tax Bill Prior Sale Owner Records
$66,300Mar 2006 $1,3292026 Amount on Record Apr 2005 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

136 William St

4 bd · 2 ba · 1,867 sqft · built 1880 · 0.231 acres

Last Sale Tax Bill Prior Sale Owner Records
$48,000Jun 2005 $1,3582026 Amount on Record Jan 2003 2 Owners on Record AssessorUpdated Oct 2026

137 William St

5,928 sqft · built 1950 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$130,000Dec 2018 $2,1122026 2 Owners on Record Assessor + 1 DocumentUpdated Oct 2026

144 William St

3 bd · 1 ba · 1,680 sqft · built 1853 · 0.188 acres

Last Sale Tax Bill Prior Sale Owner Records
$61,000Jan 2017 $1,3102026 Amount on Record Sep 2003 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

200 William St

6 bd · 3 ba · 2,367 sqft · built 1880 · 0.245 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,000Feb 2017 $1,3862026 Amount on Record Apr 1998 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

203 William St

3 bd · 2 ba · 2,013 sqft · built 1900 · 0.197 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,7872026 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

204 William St

6 bd · 2 ba · 2,552 sqft · built 1880 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,000Jul 2004 $1,3292026 Amount on Record — Owner on Record AssessorUpdated Oct 2026

209 William St

6 bd · 2 ba · 3,319 sqft · built 1880 · 0.242 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Sep 2024 $3,3522026 Amount on Record Dec 2022 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

210 William St

5 bd · 3 ba · 2,285 sqft · built 1900 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,6642026 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

212 William St

4 bd · 2 ba · 3,520 sqft · built 1890 · 0.308 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,5582026 Owner on Record AssessorUpdated Oct 2026

215 William St

2,699 sqft · built 1950 · 0.276 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,8822026 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

218 William St

5 bd · 4,356 sqft · built 1870 · 0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$116,600May 2005 $1,8862026 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

221 William St

6 bd · 3 ba · 3,932 sqft · built 1900 · 0.256 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,000Jul 2006 $2,1292026 Amount on Record Apr 2002 2 Owners on Record AssessorUpdated Oct 2026

224 William St

4 bd · 2 ba · 3,112 sqft · built 1880 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$67,000Dec 2006 $2,1102026 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

225 William St

5 bd · 3 ba · 2,695 sqft · built 1880 · 0.175 acres

Last Sale Tax Bill Prior Sale Owner Records
$56,000Dec 2019 $2,5302026 Amount on Record May 2014 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

303 William St

4 bd · 2 ba · 2,310 sqft · built 1880 · 0.134 acres

Last Sale Tax Bill Prior Sale Owner Records
$72,100Apr 2023 $7002026 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

307 William St

4 bd · 2.5 ba · 2,110 sqft · built 1850 · 0.272 acres

Last Sale Tax Bill Prior Sale Owner Records
$111,115Sep 2023 $2,2682026 2 Owners on Record Assessor + 4 DocumentsUpdated Oct 2026

310 William St

4 bd · 1.5 ba · 1,272 sqft · built 1860 · 0.147 acres

Last Sale Tax Bill Prior Sale Owner Records
$31,000Jan 2010 $1,3582026 Amount on Record Jun 2009 2 Owners on Record AssessorUpdated Oct 2026

311 William St

3,569 sqft · built 1950 · 0.24 acres

Last Sale Tax Bill Prior Sale Owner Records
$253,000Dec 2023 $2,3062026 Amount on Record Mar 2011 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

314 William St

6 bd · 3 ba · 2,366 sqft · built 1900 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$39,000Apr 2001 $2,3022026 2 Owners on Record AssessorUpdated Oct 2026

319 William St

4 bd · 2 ba · 2,380 sqft · built 1900 · 0.269 acres

Last Sale Tax Bill Prior Sale Owner Records
$38,000Mar 1998 $1,7722026 Amount on Record Jul 1997 Owner on Record AssessorUpdated Oct 2026

320 William St

4 bd · 2 ba · 2,442 sqft · built 1890 · 0.166 acres

Last Sale Tax Bill Prior Sale Owner Records
$43,500Nov 1998 $1,9732026 Owner on Record AssessorUpdated Oct 2026

323 William St

3 bd · 2 ba · 2,446 sqft · built 1910 · 0.253 acres

Last Sale Tax Bill Prior Sale Owner Records
$63,000Aug 2002 $2,0302026 2 Owners on Record AssessorUpdated Oct 2026

326 William St

3 bd · 1 ba · 1,432 sqft · built 1860 · 0.071 acres

Last Sale Tax Bill Prior Sale Owner Records
$7932026 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

329 William St

6 bd · 2 ba · 2,512 sqft · built 1890 · 0.437 acres

Last Sale Tax Bill Prior Sale Owner Records
$104,940Jan 2007 $1,7952026 Amount on Record Jun 2003 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

335 William St

5 bd · 2 ba · 3,084 sqft · built 1900 · 0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$199,000Sep 2021 $2,9322026 Amount on Record Jul 2018 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

339 William St

6 bd · 2 ba · 2,704 sqft · built 1900 · 0.142 acres

Last Sale Tax Bill Prior Sale Owner Records
$24,500Sep 2000 $2,3322026 2 Owners on Record AssessorUpdated Oct 2026

Property Records in Nearby Streets