DuPage County property records for 5 addresses on Mountain Ct, Naperville, IL · Last verified August 2026
| Properties | 5 |
|---|---|
| Median Sale Price | $385,000 |
| Deeds and Mortgages on File | 6 |
| Median Price per Sqft | $123 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $10,927 |
| Median Year Built | 1978 |
| Median Ownership Tenure | 20 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3.5 ba · 3,129 sqft · built 1979 · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $385,000Jun 2009 | $11,4432025 | Amount on Record Mar 2002 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 2.5 ba · 2,308 sqft · built 1978 · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $385,000May 2006 | $11,3212025 | Amount on Record Jul 1995 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2.5 ba · 2,339 sqft · built 1978 · 0.31 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $223,000Nov 1996 | $10,9272025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
2.5 ba · 2,396 sqft · built 1981 · 0.369 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $223,000Jun 1998 | $10,8192025 | —Oct 1996 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2.5 ba · 2,788 sqft · built 1977 · 0.239 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $425,500Jun 2013 | $10,8882025 | Amount on Record Dec 1993 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |