Prospect Ave, Ilion, NY Property Records

Herkimer County and German Flatts Town property records for 50 addresses on Prospect Ave, Ilion, NY · Last verified August 2026

Prospect Ave Highlights

Properties 50
Median Sale Price $104,100
Deeds and Mortgages on File 50
Median Price per Sqft $80
Owner Occupied 80%
Median Annual Tax Bill $2,886
Median Year Built 1910
Median Ownership Tenure 10 years

Properties on Prospect Ave

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

12 Prospect Ave

4 bd · 1.5 ba · 1,926 sqft · 0.128 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$4,7772025 2 Names on Record Owner Occupied AssessorUpdated May 2026

18 Prospect Ave

3 bd · 1.5 ba · 2,052 sqft · 0.35 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$56,000Feb 2000 $4,9082025 Amount on Record Jul 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

24 Prospect Ave

2 bd · 1.5 ba · 1,291 sqft · 0.327 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$143,100Dec 2025 $4,9022025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

28 Prospect Ave

8 bd · 3.5 ba · 4,408 sqft · 0.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$126,000Jul 2016 $6,3682025 Amount on Record Nov 2004 1 Name on Record Owner Occupied AssessorUpdated May 2026

38 Prospect Ave

3 bd · 1.5 ba · 2,265 sqft · 0.758 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,8562025 1 Name on Record Assessor + 1 DocumentUpdated May 2026

46 Prospect Ave

4 bd · 1 ba · 1,249 sqft · 0.263 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,1672025 2 Names on Record Owner Occupied AssessorUpdated May 2026

48 Prospect Ave, #50

4 bd · 2 ba · 2,214 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$35,250Aug 2019 $3,4032025 Amount on Record Jan 2019 1 Name on Record Assessor + 2 DocumentsUpdated May 2026

52 Prospect Ave, #54

5 bd · 2 ba · 2,209 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,000Oct 2006 $2,4842025 Amount on Record May 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

58 Prospect Ave

2 bd · 1 ba · 1,542 sqft · 0.223 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$69,900Jul 2005 $3,1412025 Amount on Record Jul 2005 1 Name on Record Owner Occupied AssessorUpdated May 2026

64 Prospect Ave

3 bd · 1 ba · 1,470 sqft · 0.151 acres

Last Sale Tax Bill Prior Sale Owner Records
$34,000Sep 2021 $2,7492025 Amount on Record Feb 2018 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

68 Prospect Ave

3 bd · 1.5 ba · 1,470 sqft · 0.07 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7492025 1 Name on Record Owner Occupied AssessorUpdated May 2026

70 Prospect Ave

3 bd · 1.5 ba · 1,200 sqft · 0.061 acres

Last Sale Tax Bill Prior Sale Owner Records
$92,200Jul 2024 $2,6372025 Amount on Record Jul 2019 2 Names on Record Assessor + 2 DocumentsUpdated Jun 2026

72 Prospect Ave

3 bd · 1 ba · 1,200 sqft · 0.055 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Aug 1997 $2,4932025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

76 Prospect Ave

2 bd · 1 ba · 910 sqft · 0.163 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,8132025 1 Name on Record AssessorUpdated May 2026

78 Prospect Ave

3 bd · 1 ba · 1,220 sqft · 0.061 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,4922025 1 Name on Record Owner Occupied AssessorUpdated May 2026

80 Prospect Ave

3 bd · 1 ba · 1,120 sqft · 0.041 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7162025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

82 Prospect Ave

0.041 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,600Nov 2008 $2812025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

84 Prospect Ave

3 bd · 1 ba · 1,120 sqft · 0.041 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,5392025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

86 Prospect Ave

3 bd · 1 ba · 1,120 sqft · 0.046 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$113,000Jul 2026 $2,6702025 Amount on Record Oct 2012 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

111 Prospect Ave, #113

6 bd · 2 ba · 2,248 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$35,000Aug 2016 $2,8012025 Amount on Record Feb 2016 1 Name on Record AssessorUpdated May 2026

115 Prospect Ave

3 bd · 1 ba · 1,236 sqft · 0.148 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$62,010Dec 2012 $2,8012025 Amount on Record Sep 2002 2 Names on Record Owner Occupied AssessorUpdated May 2026

116 Prospect Ave

3 bd · 1 ba · 1,260 sqft · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7222025 2 Names on Record Owner Occupied AssessorUpdated May 2026

118 Prospect Ave

4 bd · 1 ba · 1,608 sqft · 0.161 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Aug 2023 $3,6262025 Amount on Record Sep 2015 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

121 Prospect Ave

3 bd · 1 ba · 1,329 sqft · 0.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,8862025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

122 Prospect Ave

3 bd · 2 ba · 1,882 sqft · 0.445 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,4802025 2 Names on Record Owner Occupied AssessorUpdated May 2026

125 Prospect Ave

3 bd · 1 ba · 1,202 sqft · 0.151 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$64,900Aug 2003 $2,7812025 Amount on Record Jun 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

129 Prospect Ave

3 bd · 1.5 ba · 1,400 sqft · 0.152 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$53,000Aug 1994 $3,5402025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

131 Prospect Ave

3 bd · 1.5 ba · 1,480 sqft · 0.153 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,4272025 2 Names on Record Owner Occupied AssessorUpdated May 2026

134 Prospect Ave

3 bd · 2 ba · 1,728 sqft · 0.334 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$108,000Jan 2021 $4,1362025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

135 Prospect Ave

3 bd · 1.5 ba · 1,312 sqft · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,0172025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

136 Prospect Ave

3 bd · 1 ba · 1,320 sqft · 0.111 acres

Last Sale Tax Bill Prior Sale Owner Records
$30,000Dec 2021 $2,6902025 Amount on Record Feb 2020 1 Name on Record Assessor + 4 DocumentsUpdated May 2026

142 Prospect Ave

2 bd · 1 ba · 864 sqft · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,500May 2017 $1,9632025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

152 Prospect Ave

3 bd · 1 ba · 1,540 sqft · 0.222 acres

Last Sale Tax Bill Prior Sale Owner Records
$31,000Apr 2026 $3,1652025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

154 Prospect Ave

3 bd · 1 ba · 1,258 sqft · 0.222 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$64,000Aug 2020 $2,7492025 Amount on Record Jun 2017 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2026

155 Prospect Ave

3 bd · 1 ba · 1,178 sqft · 0.086 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,400Oct 2025 $2,6242025 Amount on Record Aug 2020 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

157 Prospect Ave

3 bd · 1 ba · 1,220 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$104,100Oct 2023 $2,7492025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

160 Prospect Ave

2 bd · 1.5 ba · 1,276 sqft · 0.222 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$42,000Feb 2017 $2,7622025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated May 2026

163 Prospect Ave

3 bd · 1.5 ba · 1,092 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,3562025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

164 Prospect Ave

3 bd · 1 ba · 1,376 sqft · 0.222 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,000Oct 2013 $4,2092025 Amount on Record Jan 2013 1 Name on Record Owner Occupied AssessorUpdated May 2026

166 Prospect Ave

3 bd · 1 ba · 1,032 sqft · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$57,000Apr 1999 $3,7372025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

167 Prospect Ave

3 bd · 1.5 ba · 1,390 sqft · 0.121 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$34,000Jan 2016 $2,8792025 Amount on Record Dec 2015 2 Names on Record Owner Occupied AssessorUpdated May 2026

168 Prospect Ave

2 bd · 1 ba · 1,032 sqft · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,500Dec 1999 $4,2082025 2 Names on Record Owner Occupied AssessorUpdated May 2026

169 Prospect Ave

3 bd · 1.5 ba · 1,330 sqft · 0.087 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$58,000Mar 2003 $2,5582025 2 Names on Record Owner Occupied AssessorUpdated May 2026

180 Prospect Ave

3 bd · 1.5 ba · 1,328 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,9202025 2 Names on Record Owner Occupied AssessorUpdated May 2026

182 Prospect Ave

2 bd · 1 ba · 1,025 sqft · 0.181 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500Sep 2016 $3,4102025 Amount on Record Apr 2002 1 Name on Record Owner Occupied AssessorUpdated May 2026

187 Prospect Ave

3 bd · 1 ba · 1,242 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,9202025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

188 Prospect Ave

3 bd · 1 ba · 1,490 sqft · 0.145 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$149,900Sep 2023 $3,9202025 Amount on Record Dec 2019 2 Names on Record Assessor + 1 DocumentUpdated May 2026

190 Prospect Ave

2 bd · 1 ba · 1,491 sqft · 0.6 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,000Sep 1997 $4,2342025 1 Name on Record Owner Occupied AssessorUpdated May 2026

191 Prospect Ave

2 bd · 1 ba · 1,492 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,0102025 2 Names on Record Owner Occupied AssessorUpdated May 2026

199 Prospect Ave

3 bd · 1.5 ba · 1,518 sqft · 0.257 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,6382025 1 Name on Record Owner Occupied AssessorUpdated May 2026

Property Records in Nearby Streets