S Walnut St, O Fallon, IL Property Records

St. Clair County property records for 52 addresses on S Walnut St, O Fallon, IL · Last verified August 2026

S Walnut St Highlights

Properties 52
Median Sale Price $180,000
Deeds and Mortgages on File 52
Median Price per Sqft $156
Owner Occupied 69%
Median Annual Tax Bill $3,479
Median Year Built 1970
Median Ownership Tenure 10 years

Properties on S Walnut St

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

303 S Walnut St

3 ba · 1,652 sqft · 0.18 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2011 $3,2952024 Amount on Record May 2006 2 Names on Record AssessorUpdated Aug 2026

309 S Walnut St

2 ba · 1,064 sqft · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,000Jun 2013 $1,6962024 —Dec 2012 1 Name on Record AssessorUpdated Apr 2026

310 S Walnut St

952 sqft · Built 1949 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
$63,000Dec 2004 —Sep 2013 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2023

401 S Walnut St

2 ba · 832 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$45,000May 2006 $2,9502024 Amount on Record — 1 Name on Record AssessorUpdated Jul 2026

403 S Walnut St

Built 1984 · 0.239 acres

Last Sale Tax Bill Prior Sale Owner Records
$198,000Jul 2019 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2023

501 S Walnut St

1,426 sqft · Built 1952 · 0.169 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$130,000May 2021 —Feb 2021 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2023

502 S Walnut St

1,736 sqft · Built 1947 · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$58,900Feb 2001 1 Name on Record AssessorUpdated Aug 2023

504 S Walnut St

1,218 sqft · Built 1955 · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$218,000Oct 2025 $3,4472024 —Feb 2023 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Nov 2025

506 S Walnut St

0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,500Oct 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2023

507 S Walnut St

976 sqft · Built 1950 · 0.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$110,000Aug 2015 Amount on Record Nov 2007 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

508 S Walnut St

2 ba · 1,060 sqft · 0.439 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$30,000Dec 2013 $3,2282024 —May 2013 1 Name on Record AssessorUpdated Apr 2026

602 S Walnut St

1,375 sqft · Built 1950 · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2023

603 S Walnut St

1,512 sqft · Built 1985 · 0.389 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Aug 2023

604 S Walnut St

720 sqft · Built 1951 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$52,500Apr 2003 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

605 S Walnut St

7 ba · 1,512 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Mar 2003 $8,6492024 Amount on Record Jan 2003 1 Name on Record AssessorUpdated Apr 2026

606 S Walnut St

1,184 sqft · Built 1950 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$127,000Aug 2021 Amount on Record Jun 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

607 S Walnut St

0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2003 Amount on Record Mar 2003 1 Name on Record AssessorUpdated Aug 2023

608 S Walnut St

2 ba · 720 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$71,500Dec 2018 $2,0962024 Amount on Record Oct 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

609 S Walnut St

948 sqft · Built 1949 · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$55,000Sep 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

610 S Walnut St

824 sqft · Built 1950 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2023

611 S Walnut St

1,512 sqft · Built 1948 · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$61,500May 1995 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

612 S Walnut St

930 sqft · Built 1950 · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Aug 2023

613 S Walnut St

0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2025 —May 2007 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jan 2026

614 S Walnut St

720 sqft · Built 1950 · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,000Mar 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

616 S Walnut St

2 ba · 864 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$151,500Jul 2025 $2,4772024 —Jun 2014 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

702 S Walnut St

2 ba · 864 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$85,000Sep 2016 $2,5332024 Amount on Record Jul 2008 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

704 S Walnut St

2 ba · 720 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$68,500Feb 2020 $1,9492024 1 Name on Record Assessor + 1 DocumentUpdated Apr 2026

706 S Walnut St

2 ba · 786 sqft · 0.239 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,000May 2024 $1,4102024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

708 S Walnut St

2 ba · 720 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,3292024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

709 S Walnut St

2 ba · 1,148 sqft · 0.31 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$180,500Jul 2024 $3,4792024 1 Name on Record Owner Occupied AssessorUpdated Apr 2026

901 S Walnut St

2,100 sqft · Built 1981 · 0.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Aug 2023

903 S Walnut St

2,320 sqft · Built 1981 · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$180,000Sep 2020 Amount on Record Aug 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

905 S Walnut St

5 ba · 1,280 sqft · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$219,000Apr 2005 $5,3212024 —Apr 2005 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

907 S Walnut St

2,603 sqft · Built 1983 · 0.319 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record AssessorUpdated Aug 2023

909 S Walnut St

2,150 sqft · Built 1980 · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$160,000Nov 2023 Amount on Record Jun 2003 1 Name on Record Assessor + 1 DocumentUpdated Dec 2023

911 S Walnut St

4 ba · 2,093 sqft · 0.35 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2023 $4,4782024 —Aug 2012 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

1009 S Walnut St

3 ba · 1,776 sqft · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2026 $5,1882024 Amount on Record Jul 2007 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

1010 S Walnut St

3 ba · 1,490 sqft · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$153,000Aug 2016 $3,6862024 —Jun 2006 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

1013 S Walnut St

4 ba · 1,028 sqft · 0.35 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$200,000Mar 2026 $5,3032024 Amount on Record — 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

1014 S Walnut St

1,497 sqft · Built 1989 · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$103,500Oct 1995 1 Name on Record Owner Occupied AssessorUpdated Aug 2023

1017 S Walnut St

1,142 sqft · Built 1990 · 0.3 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2023

1018 S Walnut St

4 ba · 728 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$154,000May 2004 $5,0312024 2 Names on Record Owner Occupied AssessorUpdated Apr 2026

1021 S Walnut St

1,912 sqft · Built 1989 · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2023

1101 S Walnut St

1,120 sqft · Built 1989 · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2023

1105 S Walnut St

1,564 sqft · Built 1990 · 0.26 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
3 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Sep 2023

1109 S Walnut St

4 ba · 1,059 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$132,000Oct 2000 $6,2782024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Apr 2026

1113 S Walnut St

3 ba · 1,568 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2019 $4,9812024 Amount on Record May 2009 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

1201 S Walnut St

3 ba · 1,792 sqft · 0.339 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$280,000May 2025 $4,9272024 Amount on Record Mar 2025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Apr 2026

1202 S Walnut St

1,036 sqft · Built 1984 · 0.38 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$173,000Mar 2014 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2023

1205 S Walnut St

3 ba · 1,728 sqft · 0.319 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$4,5052024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

1206 S Walnut St

660 sqft · Built 1984 · 0.289 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$159,000Feb 2015 Amount on Record Apr 2010 2 Names on Record Owner Occupied AssessorUpdated Aug 2023

1209 S Walnut St

884 sqft · Built 1987 · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Nov 2021 Amount on Record Nov 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2023

Property Records in Nearby Streets