51003 Sales Tax Rate

Alton, IA is in zip code 51003. The current (and Dec, 2020) total local sales tax rate in Alton, IA is 7.000%.

Sales Tax Breakdown

Iowa State6.000%
Sioux County1.000%
Total 7.000%

Alton Details

Alton, IA is in Sioux County. Alton is in the following zip codes: 51003.