Leonard St, Alton, IL Property Records

Madison County property records for 24 addresses on Leonard St, Alton, IL · Last verified August 2026

Leonard St Highlights

Properties 24
Median Sale Price $64,000
Deeds and Mortgages on File 50
Median Price per Sqft $77
Owner Occupied 46%
Median Annual Tax Bill $1,600
Median Year Built 1946
Median Ownership Tenure 3 years

Properties on Leonard St

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

515 Leonard St

1 ba · 840 sqft · built 1940 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Jan 2021 $3,0372025 —Jan 2020 Owner on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

600 Leonard St

1 ba · 724 sqft · built 1946 · 0.355 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000Jun 2024 $1,6222025 Amount on Record Dec 2020 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

601 Leonard St

2 ba · 1,180 sqft · built 1941 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2024 $2,1382025 —Sep 2023 Owner on Record Assessor + 7 DocumentsUpdated Aug 2026

603 Leonard St

1 ba · 572 sqft · built 1944 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$39,500May 2014 $4322025 Amount on Record Mar 2009 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

604 Leonard St

2 bd · 1 ba · 998 sqft · built 1955 · 0.388 acres

Last Sale Tax Bill Prior Sale Owner Records
$1812025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

607 Leonard St

1 ba · 592 sqft · built 1946 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$64,000Aug 2023 $1,6742025 Amount on Record Jul 2020 2 Owners on Record Assessor + 2 DocumentsUpdated Jul 2026

613 Leonard St

1 ba · 730 sqft · built 1946 · 0.109 acres

Last Sale Tax Bill Prior Sale Owner Records
$41,500Feb 2026 $1,1752025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

614 Leonard St

1 ba · 658 sqft · built 1946 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$22,000Nov 2023 $1,6002025 Owner on Record Assessor + 4 DocumentsUpdated Aug 2026

615 Leonard St

1 ba · 667 sqft · built 1946 · 0.107 acres

Last Sale Tax Bill Prior Sale Owner Records
$50,000Oct 2006 $7992025 Amount on Record Apr 2006 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

616 Leonard St

1 ba · 584 sqft · built 1945 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,000Dec 2017 $1,2412025 Owner on Record Assessor + 1 DocumentUpdated Aug 2026

617 Leonard St

1 ba · 820 sqft · built 1946 · 0.102 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Sep 2022 $1,7492025 Amount on Record Jun 2004 Owner on Record Assessor + 2 DocumentsUpdated Jul 2026

618 Leonard St

1 ba · 792 sqft · built 1946 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2025 $1,6542024 —Nov 2024 Owner on Record Assessor + 5 DocumentsUpdated Aug 2026

619 Leonard St

2 bd · 1 ba · 720 sqft · built 1935 · 0.097 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Sep 2022 $1002025 —Apr 2022 Owner on Record Assessor + 3 DocumentsUpdated Jul 2026

620 Leonard St

1 ba · 620 sqft · built 1946 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2026 $1,5552025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

621 Leonard St

1 ba · 788 sqft · built 1946 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,3922025 Owner on Record AssessorUpdated Aug 2026

623 Leonard St

1 ba · 372 sqft · built 1946 · 0.087 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,000Apr 2025 $4002025 Amount on Record Jan 2011 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

624 Leonard St

1 ba · 468 sqft · built 1946 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$83,000Sep 2023 $1,7892025 Amount on Record May 2006 Owner on Record Assessor + 2 DocumentsUpdated Jul 2026

625 Leonard St

2 ba · 657 sqft · built 1946 · 0.083 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2024 $1,4892025 Amount on Record Oct 2024 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

626 Leonard St

1 ba · 616 sqft · built 1941 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2023 $2,0172025 Amount on Record Mar 2014 Owner on Record Assessor + 2 DocumentsUpdated Jul 2026

627 Leonard St

1 ba · 853 sqft · built 1946 · 0.077 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Nov 2019 $1,2212025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

628 Leonard St

1 ba · 888 sqft · built 1946 · 0.207 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2025 $1,4822024 —Nov 2024 Owner on Record Assessor + 4 DocumentsUpdated Jul 2026

701 Leonard St

1 ba · 1,132 sqft · built 1957 · 0.115 acres

Last Sale Tax Bill Prior Sale Owner Records
$143,000Mar 2023 $2,3992025 Amount on Record Jun 2010 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

713 Leonard St

1 ba · 1,408 sqft · built 1957 · 0.516 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,000Jun 2018 $3,2702025 Amount on Record Jul 2013 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

719 Leonard St

2 ba · 1,712 sqft · built 1951 · 0.29 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2026 $3,5362025 Amount on Record Jan 2018 Owner on Record Assessor + 2 DocumentsUpdated Jul 2026

Property Records in Nearby Streets