DuPage County property records for 4 addresses on Old Oak Ct, Willowbrook, IL · Last verified August 2026
| Properties | 4 |
|---|---|
| Median Sale Price | $1,650,000 |
| Deeds and Mortgages on File | 10 |
| Median Price per Sqft | $359 |
| Owner Occupied | 75% |
| Median Annual Tax Bill | $30,070 |
| Median Year Built | 2014 |
| Median Ownership Tenure | 6 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4.5 ba · 4,430 sqft · 0.71 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,070,000Apr 2019 | $24,6452025 | Amount on Record Jul 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4.5 ba · 4,593 sqft · 0.65 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,650,000Nov 2014 | $29,3352025 | Amount on Record Oct 2014 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
5.5 ba · 5,549 sqft · 0.7 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,630,000Mar 2020 | $30,0702025 | Amount on Record Jun 2007 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
6 ba · 7,219 sqft · 0.819 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,500,000Jul 2024 | $39,8722025 | Amount on Record Dec 2022 | 2 Names on Record | Assessor + 6 DocumentsUpdated Aug 2026 |