ZIP code 51003: Alton, IA
Sioux County, Iowa · time zone America/Chicago · 42.9782, -96.0173
1,938population
37.1median age
$101,250median household income
$44,417per-capita income
$232,700median home value
$813median gross rent / month
87.1%owner-occupied homes
788housing units
36 / sq mipopulation density
Location
| City | Alton |
|---|---|
| County | Sioux County (FIPS 19167) |
| Share of ZIP area by county | 19167 100% |
| Land area | 54.349 sq mi |
| Water area | 0.029 sq mi |
More ZIP codes in Iowa · federal spending in Sioux County. JSON: /api/zip/51003.json
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