William St, Herkimer, NY Property Records

Herkimer County and Herkimer Town property records for 48 addresses on William St, Herkimer, NY · Last verified August 2026

William St Highlights

Properties 48
Median Sale Price $65,000
Deeds and Mortgages on File 32
Median Price per Sqft $35
Owner Occupied 56%
Median Annual Tax Bill $3,214
Median Year Built 1900
Median Ownership Tenure 15 years

Properties on William St

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

111 William St

3 bd · 1 ba · 1,274 sqft · 0.032 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Feb 2010 $2,0862025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

113 William St

3 bd · 1 ba · 1,248 sqft · 0.03 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,9612025 2 Names on Record AssessorUpdated May 2026

214 William St

3 bd · 1 ba · 1,254 sqft · 0.104 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,2302025 1 Name on Record Owner Occupied AssessorUpdated May 2026

218 William St

4 bd · 2 ba · 2,051 sqft · 0.107 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Jun 2001 $2,6372025 Sale Amount Oct 2000 1 Name on Record AssessorUpdated May 2026

220 William St, #22

4 bd · 2 ba · 1,872 sqft · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Mar 2023 $2,7022025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

224 1/2 William St

4 bd · 2 ba · 2,124 sqft · 0.107 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,9122025 1 Name on Record Owner Occupied AssessorUpdated May 2026

224 William St

4 bd · 2 ba · 2,124 sqft · 0.099 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$120,000May 2025 $7152025 1 Name on Record AssessorUpdated May 2026

226 William St

2 bd · 1 ba · 1,564 sqft · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Jan 2005 $2,1642025 1 Name on Record Owner Occupied AssessorUpdated May 2026

228 William St

4 bd · 1.5 ba · 1,760 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$105,000Dec 2020 $2,7552025 Sale Amount Jul 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

230 William St

3 bd · 2 ba · 1,800 sqft · 0.107 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jun 2012 $2,1642025 1 Name on Record AssessorUpdated May 2026

232 William St, #32

5 bd · 2 ba · 2,278 sqft · 0.108 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,000Jul 2007 $3,6082025 1 Name on Record AssessorUpdated May 2026

233 William St

4 bd · 2 ba · 1,632 sqft · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,000Apr 2014 $1,2462025 1 Name on Record AssessorUpdated May 2026

234 William St, #34

3,500 sqft · Built 1925 · 0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$51,000Feb 2009 $4,5592025 2 Names on Record AssessorUpdated May 2026

237 William St

3 bd · 1 ba · 1,415 sqft · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,6012025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

238 William St

2 bd · 1 ba · 1,209 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,8822025 1 Name on Record Owner Occupied AssessorUpdated May 2026

239 William St

5 bd · 1.5 ba · 1,894 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,500Jun 2008 $4,1912025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

240 William St

4 bd · 2 ba · 1,884 sqft · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$45,000Jun 2023 $2,5972025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

243 William St

3,395 sqft · Built 1960 · 0.082 acres

Last Sale Tax Bill Prior Sale Owner Records
$45,000Sep 2008 Sale Amount Nov 2007 1 Name on Record AssessorUpdated May 2026

305 William St

4 bd · 2 ba · 1,456 sqft · 0.031 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,000Oct 2000 $2,0922025 1 Name on Record AssessorUpdated May 2026

307 William St

3 bd · 1 ba · 1,288 sqft · 0.055 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,5352025 1 Name on Record Owner Occupied AssessorUpdated May 2026

310 William St

8 bd · 3 ba · 3,389 sqft · 0.133 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,8242025 1 Name on Record Owner Occupied AssessorUpdated May 2026

311 1/2 William St

7 bd · 3 ba · 2,816 sqft · 0.324 acres

Last Sale Tax Bill Prior Sale Owner Records
$185,000Sep 2024 $3,1912025 2 Names on Record AssessorUpdated May 2026

312 William St

9 bd · 3 ba · 3,564 sqft · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jun 2011 $3,9222025 1 Name on Record AssessorUpdated May 2026

314 William St

3,906 sqft · Built 1930 · 0.133 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,4602025 1 Name on Record Owner Occupied AssessorUpdated May 2026

315 1/2 William St

5 bd · 1 ba · 2,150 sqft · 0.103 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,1912025 2 Names on Record Owner Occupied AssessorUpdated May 2026

315 William St

3 bd · 1 ba · 1,350 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7612025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

316 William St

2 bd · 2 ba · 1,648 sqft · 0.271 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2013 $3,5812025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

317 William St

3 bd · 1 ba · 1,750 sqft · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$42,000Feb 2004 $3,2602025 Sale Amount Nov 1998 2 Names on Record Owner Occupied AssessorUpdated May 2026

318 William St

6 bd · 2 ba · 2,485 sqft · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,6602025 1 Name on Record AssessorUpdated May 2026

320 William St

0.132 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,500Apr 2020 $8332025 Sale Amount Mar 2002 2 Names on Record Assessor + 1 DocumentUpdated May 2026

321 William St

6 bd · 2 ba · 2,356 sqft · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,5812025 1 Name on Record AssessorUpdated May 2026

322 William St

6 bd · 2 ba · 2,736 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,000Jun 2025 $2,3682025 Sale Amount — 1 Name on Record Assessor + 1 DocumentUpdated May 2026

323 1/2 William St

3 bd · 1.5 ba · 1,480 sqft · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,500Jun 1998 $2,7682025 2 Names on Record Owner Occupied AssessorUpdated May 2026

323 William St

3 bd · 1 ba · 1,152 sqft · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$29,000Dec 2011 $2,6092025 1 Name on Record Owner Occupied AssessorUpdated May 2026

324 William St

3 bd · 1 ba · 1,340 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$65,500May 2019 $3,2142025 Sale Amount Jun 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

325 William St

4 bd · 1 ba · 1,821 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$128,000Sep 2023 $3,9882025 Sale Amount Jun 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

326 William St

3 bd · 1 ba · 1,242 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$143,100Nov 2021 $3,5352025 Sale Amount Jun 2016 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

327 William St

3 bd · 1.5 ba · 1,424 sqft · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Feb 2026 $3,2402025 Sale Amount Nov 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

328 William St

3 bd · 1 ba · 1,221 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$65,900Jul 2007 $3,7192025 Sale Amount Nov 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

329 William St

3 bd · 1.5 ba · 1,552 sqft · 0.154 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$69,500Nov 2011 $3,5812025 Sale Amount Dec 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

330 William St

4 bd · 2 ba · 2,204 sqft · 0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Apr 2020 $3,5422025 Sale Amount Apr 2012 2 Names on Record Assessor + 1 DocumentUpdated May 2026

331 William St

4 bd · 2 ba · 2,008 sqft · 0.153 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$53,700Jun 2008 $3,0042025 Sale Amount May 2003 2 Names on Record Owner Occupied AssessorUpdated May 2026

332 William St

3 bd · 1.5 ba · 1,564 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$62,000Mar 2008 $4,2572025 Sale Amount Jan 1997 2 Names on Record Owner Occupied AssessorUpdated May 2026

334 William St

4 bd · 2 ba · 2,288 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$62,000Aug 2009 $4,1192025 1 Name on Record AssessorUpdated May 2026

335 William St

4 bd · 2 ba · 1,608 sqft · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Jun 2000 $2,4332025 1 Name on Record AssessorUpdated May 2026

336 William St

5 bd · 2 ba · 2,461 sqft · 0.278 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,500Apr 2020 $4,1192025 Sale Amount Jun 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

337 William St

4 bd · 1.5 ba · 1,942 sqft · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,1912025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

339 William St

3 bd · 1 ba · 2,492 sqft · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$136,000Oct 2019 $5,3782025 Sale Amount Jan 2007 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

Property Records in Nearby Streets