Cooper Ave, Liberty, NY Property Records

Sullivan County, Bethel Town and Liberty Town property records for 9 addresses on Cooper Ave, Liberty, NY · Last verified August 2026

Cooper Ave Highlights

Properties 9
Median Sale Price $112,000
Deeds and Mortgages on File 10
Median Price per Sqft $77
Owner Occupied 33%
Median Annual Tax Bill $5,095
Median Year Built 1940
Median Ownership Tenure 6 years

Properties on Cooper Ave

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

2 Cooper Ave

3 bd · 3 ba · 1,935 sqft · built 2018 · 0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$39,900Aug 2016 $12,6772025 Amount on Record Feb 2016 Owner on Record Assessor + 1 DocumentUpdated May 2026

3 Cooper Ave

4 bd · 1 ba · 2,052 sqft · built 1959 · 0.265 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,7822025 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

5 Cooper Ave

3 bd · 1 ba · 1,124 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$26,000Sep 2016 $5,0952025 Owner on Record Owner Occupied AssessorUpdated May 2026

7 Cooper Ave

2 bd · 1 ba · 816 sqft · built 1939 · 0.293 acres

Last Sale Tax Bill Prior Sale Owner Records
$334,500Dec 2020 $3,2472025 Amount on Record Feb 2005 Owner on Record AssessorUpdated May 2026

8 Cooper Ave

3 bd · 2 ba · 1,442 sqft · built 1940 · 0.11 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,000Jul 2022 $6,9892025 Amount on Record Sep 2007 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

12 Cooper Ave

3 bd · 1.5 ba · 1,407 sqft · built 1930 · 0.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,411Jun 2011 $6,1532025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

13 Cooper Ave

5 bd · 2 ba · 1,509 sqft · built 1940 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$249,000Nov 2024 $6,6122025 Owner on Record Assessor + 1 DocumentUpdated May 2026

15 Cooper Ave

2 bd · 1 ba · 1,218 sqft · built 1940 · 0.206 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2024 $3,5322025 Amount on Record Jun 2021 Owner on Record Assessor + 4 DocumentsUpdated Aug 2026

17 Cooper Ave

2 bd · 1 ba · 868 sqft · built 1939 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,7922025 Owner on Record AssessorUpdated May 2026