Total population (1990 census): 10550
County seat: Madison
CropSELECT
Cereals, Pseudocereals, Oilseeds
Industrial, Fiber
Forages
Vegetables
Small Fruits
Tree Fruits and Nuts
Herb, Aromatic, Medicinal, and Bioactive
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 346 | 93198 | 8560196 bu | |
| Sorghum for Grain or Seed | 5 | D | D | |
| Wheat for Grain, Total | 40 | 4277 | 151900 bu | |
| Other Spring Wheat | 29 | 3323 | 115883 bu | |
| Winter Wheat | 17 | 954 | 36017 bu | |
| Oats | 40 | 1739 | 119672 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybeans for Beans | 353 | 100860 | 3401622 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 269 | 17572 | 45174 tons, dry | |
| Alfalfa Hay | 224 | 11317 | 34634 tons, dry | |
| Small Grain Hay | 32 | 1058 | 1230 tons, dry | |
| Tame Hay | 71 | 2832 | 5006 tons, dry | |
| Wild Hay | 76 | 1875 | 3508 tons dry | |
| Grass Silage | 10 | 490 | 2391 tons, grn | |
| Corn for Silage | 102 | 4496 | 53645 tons, grn | |
| Nursery and Greenhouse Crops, Cut Christmas Trees Harvested, Mushrooms, and Sod Grown for Sale | Farms | Sq. ft. under glass or other protection | Acres in the open | Sales ($1,000) |
| Nursery and Greenhouse Crops | 3 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.