Source: USDA NASS 2022 Census of Agriculture, County Data, Table 1 for Wisconsin, Illinois, and Iowa; U.S. Department of Agriculture, National Agricultural Statistics Service, Quick Stats Ad-hoc Query Tool.
Note: Estimated 2025 county milk production = 2025 state milk production × county 2022 milk cows ÷ state 2022 milk cows.
Footnote: Crop/livestock sales exclude Adams County and harvested cropland excludes Milwaukee County due to USDA-withheld data. Adams remains included in total ag sales.