DuPage County property records for 42 addresses on Cass Ave, Darien, IL · Last verified August 2026
| Properties | 42 |
|---|---|
| Median Sale Price | $1,400,000 |
| Deeds and Mortgages on File | 29 |
| Median Price per Sqft | $266 |
| Owner Occupied | 36% |
| Median Annual Tax Bill | $21,707 |
| Median Year Built | 1986 |
| Median Ownership Tenure | 12 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1 ba · 1,568 sqft · 0.439 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,2742025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
759 sqft · Built 1946 · 43.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,2912025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
3.51 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,0732025 | 1 Name on Record | AssessorUpdated Aug 2026 |
71,990 sqft · Built 1970 · 8.1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2022 | $131,6282025 | —Jun 2020 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
6,917 sqft · Built 1998 · 0.53 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,650,000May 2023 | $16,8862025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
12.3 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
1 units
| Last Sale | Median Tax Bill | Median Sale | ||
|---|---|---|---|---|
2,056 sqft · Built 1986 · 0.45 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Oct 2021 | $16,2562025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
4,006 sqft · Built 2014 · 0.8 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 2004 | $29,7012025 | —Feb 2007 | 1 Name on Record | AssessorUpdated Aug 2026 |
14,827 sqft · Built 2015 · 1.61 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2014 | $59,9432025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
41,655 sqft · Built 1982 · 3.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $81,9732025 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3,507 sqft · Built 2021 · 0.58 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $675,000Nov 2014 | $15,9372025 | Amount on Record Sep 2014 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
8,836 sqft · Built 1986 · 0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,350,000May 2016 | $27,8372025 | Amount on Record Dec 1998 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
1 ba · 768 sqft · 1.28 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2008 | $7,3642025 | 1 Name on Record | AssessorUpdated Aug 2026 |
1.5 ba · 1,848 sqft · 1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,9482025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
53 bd · 11,613 sqft · 0.73 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $755,000Jul 1999 | $25,3482025 | 1 Name on Record | AssessorUpdated Aug 2026 |
53 bd · 3,780 sqft · 0.269 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $406,000Jun 2015 | $16,1862025 | Amount on Record Nov 2012 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1.01 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $484,000Feb 2001 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
24,420 sqft · Built 1979 · 3.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,315,000Mar 2007 | $69,3582025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
6,260 sqft · Built 1988 · 1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2015 | $22,4772025 | —Jul 2003 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 1 ba · 1,764 sqft · 0.539 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $240,000Sep 2005 | $6,1852025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 ba · 2,904 sqft · 0.48 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $325,000Apr 2006 | $8,5462025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
78,860 sqft · Built 1991 · 6.63 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,875,000Jan 2017 | $132,0042025 | Amount on Record Dec 2007 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3,272 sqft · Built 1973 · 2.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $34,0072025 | 1 Name on Record | AssessorUpdated Aug 2026 |
6,389 sqft · Built 2008 · 1.43 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Jun 2008 | $28,6192025 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.51 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $965,000Dec 2012 | $2,0982025 | —Mar 2012 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
28,200 sqft · Built 1979 · 2.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,800,000Apr 2021 | $59,4382025 | Amount on Record Jun 2005 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
6,389 sqft · Built 2008 · 1.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,075,000Dec 2016 | $22,0552025 | Amount on Record May 2012 | 1 Name on Record | AssessorUpdated Aug 2026 |
6,408 sqft · Built 1998 · 0.68 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,260,000Jul 2023 | $21,0562025 | Amount on Record Apr 2016 | 1 Name on Record | AssessorUpdated Aug 2026 |
21,599 sqft · Built 1979 · 2.6 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,875,000Jan 2017 | $44,7072025 | —Aug 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
2,718 sqft · Built 1998 · 0.789 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000Aug 2014 | $8,6672025 | Amount on Record May 2006 | 1 Name on Record | AssessorUpdated Aug 2026 |
3,243 sqft · Built 1998 · 0.789 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $693,000Oct 2006 | $9,5472025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
6,408 sqft · Built 1999 · 0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,590,500Feb 2005 | $21,2832025 | —May 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
6,408 sqft · Built 1997 · 0.739 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $780,000Oct 1997 | $21,3572025 | 2 Names on Record | AssessorUpdated Aug 2026 |
6,408 sqft · Built 1998 · 0.8 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $920,000Jul 2021 | $21,7072025 | Amount on Record Dec 1998 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
6,408 sqft · Built 1998 · 0.719 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Jun 2013 | $21,2702025 | Amount on Record Jun 2005 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,875,000Jan 2017 | $4,2662025 | —Aug 2016 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
58,756 sqft · Built 1987 · 6.36 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $22,710Apr 2017 | $126,9752025 | Amount on Record Jan 2017 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
2,752 sqft · Built 1986 · 1.63 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $818,500Mar 2010 | $29,9722025 | 1 Name on Record | AssessorUpdated Aug 2026 |
720 sqft · Built 1987 · 2.53 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,600,000Feb 2023 | $54,5372025 | —Oct 1997 | 1 Name on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
5,250 sqft · Built 1977 · 1.83 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000Sep 2025 | $28,9482025 | Amount on Record Dec 2024 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |