Illinois St, Lemont, IL Property Records

Cook County property records for 33 addresses on Illinois St, Lemont, IL · Last verified October 2026

Illinois St Highlights

Properties 33
Median Sale Price $370,000
Deeds and Mortgages on File 55
Median Price per Sqft $208
Owner Occupied 64%
Median Annual Tax Bill $5,403
Median Year Built 1893
Median Ownership Tenure 5 years

Properties on Illinois St

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

400 Illinois St, #402

4 bd · 4.5 ba · 3,636 sqft · built 1883 · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Jan 2025 $8,9362023 Amount on File Jun 2005 Owner on File AssessorUpdated Oct 2026

404 Illinois St

3 bd · 1 ba · 1,135 sqft · built 1883 · 0.095 acres

Last Sale Tax Bill Prior Sale Owner Records
$79,500Jul 1996 $3,6752023 Owner on File Owner Occupied AssessorUpdated Jun 2026

406 Illinois St

4 bd · 2 ba · 1,626 sqft · built 1887 · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$76,333Sep 1997 $4,9222023 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

408 Illinois St

4 bd · 2 ba · 2,107 sqft · built 1866 · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$470,000Mar 2026 $5,4032023 Amount on File Jul 2010 Owner on File Assessor + 1 DocumentUpdated Jun 2026

410 Illinois St

3 bd · 1 ba · 1,404 sqft · built 1881 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$171,500Mar 2022 $4,7142023 —May 2023 Owner on File Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

414 Illinois St

4 bd · 2 ba · 1,677 sqft · built 1870 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$159,000Nov 1998 $6,1692023 Amount on File May 1994 Owner on File Owner Occupied AssessorUpdated Oct 2026

500 Illinois St

4 bd · 2.5 ba · 2,362 sqft · built 1856 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2022 $6,5002023 Amount on File Nov 2021 Owner on File Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

501 Illinois St

3 bd · 1 ba · 1,376 sqft · built 1893 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jun 2023 $3,6842023 Amount on File Sep 1995 Owner on File Assessor + 3 DocumentsUpdated Aug 2026

503 Illinois St

3 bd · 1 ba · 903 sqft · built 1876 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jun 2023 $3,0522023 —Jun 2023 Owner on File Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

504 Illinois St

5 bd · 2 ba · 2,221 sqft · built 1893 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$272,500Dec 2020 $6,1462023 Amount on File Oct 2014 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

506 Illinois St

3 bd · 2 ba · 1,243 sqft · built 1850 · 0.09 acres

Last Sale Tax Bill Prior Sale Owner Records
$88,000Feb 2002 $4,2722023 —Feb 2002 Owner on File Owner Occupied AssessorUpdated Jun 2026

510 Illinois St

4 bd · 2.5 ba · 2,518 sqft · built 2016 · 0.067 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,0142023 Owner on File AssessorUpdated Jun 2026

512 Illinois St

4 bd · 2 ba · 2,060 sqft · built 1861 · 0.096 acres

Last Sale Tax Bill Prior Sale Owner Records
$226,666Nov 1993 $5,8192023 —Jul 1998 2 Owners on File Assessor + 1 DocumentUpdated Jun 2026

600 Illinois St

4 bd · 2.5 ba · 2,950 sqft · built 1934 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 1994 $8,3632023 Owner on File Owner Occupied AssessorUpdated Jun 2026

601 Illinois St

1,972 sqft · built 1868 · 0.251 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,4232023 2 Owners on File AssessorUpdated Jun 2026

602 Illinois St

3 bd · 1.5 ba · 1,127 sqft · built 1891 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$235,000Jul 2020 $4,9882023 Amount on File Mar 2008 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

604 Illinois St

3 bd · 1.5 ba · 1,344 sqft · built 1888 · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$219,000Apr 2006 $3,6752023 Amount on File Sep 2004 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

606 Illinois St

4 bd · 2 ba · 1,600 sqft · built 1878 · 0.051 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,9882023 Owner on File Assessor + 1 DocumentUpdated Aug 2026

608 Illinois St

3 bd · 1.5 ba · 1,413 sqft · built 1933 · 0.104 acres

Last Sale Tax Bill Prior Sale Owner Records
$168,000Dec 2008 $4,7142023 —Dec 2008 Owner on File Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

610 Illinois St

4 bd · 1 ba · 1,728 sqft · built 1933 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,8262023 2 Owners on File Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

700 Illinois St

4 bd · 2.5 ba · 1,588 sqft · built 1923 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000May 1993 $5,2022023 Owner on File Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

705 Illinois St

8 bd · 2,345 sqft · built 1965

Last Sale Tax Bill Prior Sale Owner Records
$475,000Dec 2020 $10,0172024 Amount on File Jun 2007 2 Owners on File Assessor + 3 DocumentsUpdated Sep 2026
Last Sale Tax Bill Prior Sale Owner Records
$500,000Dec 2015 2 Owners on File AssessorUpdated Jun 2023

706 Illinois St

3 bd · 2 ba · 1,450 sqft · built 1994 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$237,000May 2015 $6,4472023 Amount on File Apr 1998 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Sep 2026

708 Illinois St

3 bd · 1 ba · 1,233 sqft · built 1925 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$310,000Mar 2026 $4,7802023 Amount on File Jan 2022 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

710 Illinois St

2 bd · 1 ba · 1,080 sqft · built 1969 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Nov 2021 $5,4032023 —Nov 2021 Owner on File Assessor + 2 DocumentsUpdated Oct 2026

711 Illinois St

3 bd · 2 ba · 1,584 sqft · built 1895 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$217,000Dec 2025 $5,3382023 —Nov 2024 Owner on File Owner Occupied Assessor + 5 DocumentsUpdated Sep 2026

712 Illinois St

2 bd · 1 ba · 780 sqft · built 1886 · 0.106 acres

Last Sale Tax Bill Prior Sale Owner Records
$7192023 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

803 Illinois St

3 bd · 1 ba · 870 sqft · built 1929 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
$295,000Oct 2022 $3,9482023 Amount on File Jun 2021 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

851 Illinois St, #R1

3 bd · 3 ba · 2,600 sqft · built 2005 · 0.59 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Oct 2024 $7,1472023 Amount on File Oct 2017 2 Owners on File Assessor + 2 DocumentsUpdated Oct 2026

853 Illinois St, #R2

3 bd · 2 ba · 2,600 sqft · built 2005 · 0.59 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Apr 2023 $6,4582023 Amount on File Dec 2017 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

855 Illinois St, #R3

3 bd · 2 ba · 2,700 sqft · built 2005 · 0.59 acres

Last Sale Tax Bill Prior Sale Owner Records
$370,000Oct 2023 $7,1472023 Amount on File Jun 2020 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

857 Illinois St, #R4

4 bd · 3 ba · 2,900 sqft · built 2005 · 0.59 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Mar 2025 $7,1472023 —Aug 2024 2 Owners on File Assessor + 2 DocumentsUpdated Oct 2026

Property Records in Nearby Streets