Union St, Sidney, NY Property Records

Delaware County and Sidney Town property records for 41 addresses on Union St, Sidney, NY · Last verified August 2026

Union St Highlights

Properties 41
Median Sale Price $150,000
Deeds and Mortgages on File 21
Median Price per Sqft $83
Owner Occupied 20%
Median Annual Tax Bill $5,080
Median Year Built 1970
Median Ownership Tenure 10 years

Properties on Union St

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

2 Union St

2 bd · 1 ba · 672 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$29,000Dec 2002 Amount on Record May 2001 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

4 Union St

8,680 sqft · Built 1960 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,8782025 2 Names on Record AssessorUpdated Apr 2026

5 Union St

3 bd · 1 ba · 1,392 sqft · 0.08 acres

Last Sale Tax Bill Prior Sale Owner Records
$43,000May 2015 $2,8052025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

6 Union St

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

7 Union St

3 bd · 1.5 ba · 1,582 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$71,000Jul 2003 $3,9902025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

8 Union St

0.15 acres

Last Sale Tax Bill Prior Sale Owner Records
$72,000Apr 2008 1 Name on Record AssessorUpdated Apr 2026

9 Union St

4 bd · 1.5 ba · 1,632 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$84,000Jul 2006 $3,3862025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

10 Union St

6 bd · 2 ba · 2,226 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$114,000Nov 2019 Amount on Record Dec 2014 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

11 Union St

4 bd · 1.5 ba · 1,782 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$70,000Aug 2004 Amount on Record Nov 2001 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

12 Union St

4 bd · 1.5 ba · 2,266 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$35,000Apr 2010 $1,9752025 Amount on Record Mar 2010 1 Name on Record AssessorUpdated Apr 2026

13 Union St

4 bd · 2 ba · 2,372 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$35,000Nov 1995 $3,0592025 1 Name on Record AssessorUpdated Apr 2026

15 Union St

4 bd · 1.5 ba · 2,248 sqft · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$60,000May 2023 $4,1032025 Amount on Record Nov 2022 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

16 Union St

4 bd · 2 ba · 1,364 sqft · 0.23 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$113,300Aug 2021 $3,0822025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

18 Union St

12,802 sqft · Built 1995 · 1.6 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 1997 $26,5252025 1 Name on Record AssessorUpdated Apr 2026

19 Union St

10,966 sqft · Built 1990 · 1.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,2892025 1 Name on Record AssessorUpdated Apr 2026

19 Union St, #A

0.189 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Jul 1997 $9142025 1 Name on Record AssessorUpdated Apr 2026

21 Union St

4,762 sqft · Built 1980 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,3882025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

21A Union St

3,340 sqft · Built 1980 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$67,500Jan 2018 $3,7252025 Amount on Record Oct 2001 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

22 Union St

7,200 sqft · Built 1995 · 1.85 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record AssessorUpdated Apr 2026

25 Union St

3,960 sqft · Built 1990 · 0.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$305,003Apr 2025 $9,8782025 Amount on Record Jun 1999 1 Name on Record AssessorUpdated Apr 2026

28 Union St, #32

3,000 sqft · Built 1995 · 0.6 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,1122025 1 Name on Record AssessorUpdated Apr 2026

29 Union St

10,698 sqft · Built 1970 · 0.389 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,6442025 1 Name on Record AssessorUpdated Apr 2026

31 Union St, #33

3,832 sqft · Built 1990 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,0802025 1 Name on Record AssessorUpdated Apr 2026

35 Union St, #37

3,832 sqft · Built 1990 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,0802025 1 Name on Record AssessorUpdated Apr 2026

36 Union St

38,300 sqft · Built 2009 · 1.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,4522025 1 Name on Record AssessorUpdated Apr 2026

39 Union St, #41

3,832 sqft · Built 1980 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$189,000Nov 2017 $5,0802025 Amount on Record Apr 2003 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

43 Union St

3,324 sqft · Built 1930 · 0.35 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,000Jun 2016 $4,5152025 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

45 Union St

3,856 sqft · Built 1990 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Apr 2026

46A Union St

6,958 sqft · Built 1990 · 0.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,7932025 1 Name on Record AssessorUpdated Apr 2026

46B Union St

6,958 sqft · Built 1978 · 0.5 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,7932025 1 Name on Record AssessorUpdated Apr 2026

47 Union St

0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$162,500Jul 2002 $1,1342025 1 Name on Record AssessorUpdated Apr 2026

48 Union St

3 bd · 1 ba · 1,144 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$150,000Apr 2025 $3,8052025 Amount on Record Aug 2015 1 Name on Record AssessorUpdated Apr 2026

49 Union St

1,664 sqft · Built 1990 · 0.919 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000Aug 2024 $8,4672025 Amount on Record Mar 2017 1 Name on Record Assessor + 3 DocumentsUpdated Apr 2026

51 Union St

4 bd · 2 ba · 2,432 sqft · 0.85 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000May 2019 $7,3382025 Amount on Record Dec 2006 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

52 Union St

3 bd · 3.5 ba · 2,183 sqft · 2.1 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$375,000Oct 2023 $6,5142025 Amount on Record Nov 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated May 2026

55 Union St

5,760 sqft · Built 1975 · 1.55 acres

Last Sale Tax Bill Prior Sale Owner Records
$110,000Mar 2019 $5,6442025 2 Names on Record Assessor + 1 DocumentUpdated Apr 2026

58 Union St

2 bd · 1 ba · 1,507 sqft · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,4452025 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

60 Union St

1,755 sqft · Built 1980 · 0.819 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$6,7732025 2 Names on Record AssessorUpdated Apr 2026

61 Union St

3 bd · 1.5 ba · 1,494 sqft · 0.33 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$54,900May 1996 $3,6272025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

63 Union St

2 bd · 1 ba · 1,585 sqft · 0.2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,5252025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

65 Union St

2 bd · 1 ba · 1,080 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,8242025 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

Wildfire Risk on Union St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesLow
this street's cells rank at the 20th percentile of exposed land nationally · 55th in New York
Wildfire LikelihoodLow — about 1 in 10,000 per year
ExposureDirect
1 of 5 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets