2 AVAs in Iowa

American Viticultural Areas in Iowa, their counties, parent areas and federal regulations
AVACountiesLocated withinCFR
Loess Hills Districtalso Missouri9.255
Upper Mississippi River Valleyalso Illinois, Minnesota, Wisconsin9.216

Sources

Alcohol and Tobacco Tax and Trade Bureau, established American Viticultural Areas, 27 CFR part 9. Public domain. Fetched 26 Oct 2026.

In the nesting column, * indicates a partial overlap and ◊ marks a multi-state AVA, following TTB’s notation.