DuPage County property records for 5 addresses on Alton Ct, Naperville, IL · Last verified August 2026
| Properties | 5 |
|---|---|
| Median Sale Price | $218,000 |
| Deeds and Mortgages on File | 9 |
| Median Price per Sqft | $96 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $10,624 |
| Median Year Built | 1977 |
| Median Ownership Tenure | 16 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2.5 ba · 2,743 sqft · built 1977 · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 1997 | $11,8982025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 2.5 ba · 2,198 sqft · built 1977 · 0.41 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $418,000Sep 2010 | $10,4982025 | Amount on Record Jul 2000 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
2.5 ba · 2,261 sqft · built 1976 · 0.439 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $218,000Jul 1998 | $11,0522025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 2.5 ba · 2,726 sqft · built 1977 · 0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,6242025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
2.5 ba · 2,261 sqft · built 1976 · 0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $146,000Dec 2017 | $10,3652025 | Amount on Record Mar 2016 | 2 Owners on Record | Assessor + 3 DocumentsUpdated Aug 2026 |