Sioux County property records for 5 addresses on 490th St, Alton, IA · Last verified October 2026
| Properties | 5 |
|---|---|
| Median Sale Price | $330,000 |
| Deeds and Mortgages on File | 6 |
| Median Price per Sqft | $182 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $2,202 |
| Median Year Built | 1966 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,1562025 | Owner on Record | AssessorUpdated Sep 2026 |
3 ba · 1,806 sqft · built 2004 · 2.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $330,000Oct 2018 | $4,8862025 | 2 Owners on Record Owner Occupied | Assessor + 5 DocumentsUpdated Sep 2026 |
2 ba · 1,440 sqft · built 1966 · 3.51 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $120,000Oct 2012 | $2,4302025 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
1 ba · 2,281 sqft · built 1885 · 29.6 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,6302025 | 2 Owners on Record Owner Occupied | AssessorUpdated Sep 2026 |
2.5 ba · 1,352 sqft · built 1890 · 4.56 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,766,000Apr 2026 | $4862025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |