Total population (1990 census): 29820
County seat: Columbus
CropSELECT
Extension officeCrop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 769 | 196527 | 23984205 bu | |
| Sorghum for Grain or Seed | 14 | 599 | 46269 bu | |
| Wheat | 51 | 1203 | 36121 bu | |
| Oats | 61 | 1185 | 77622 bu | |
| Rye | 7 | 131 | 2804 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 370 | 18350 | 56223 tons, dry | |
| Alfalfa Hay | 309 | 12049 | 44067 tons, dry | |
| Small Grain Hay | 27 | 413 | 735 tons, dry | |
| Tame Hay | 61 | 1457 | 2538 tons, dry | |
| Wild Hay | 96 | 3485 | 6616 tons dry | |
| Grass Silage | 15 | 946 | 6800 tons, grn | |
| Corn for Silage | 93 | 5580 | 81887 tons, grn | |
| Sorghum for Silage | 12 | 548 | 5431 tons, grn | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 685 | 112955 | 4521711 bu | |
| Vegetables | Farms | Acres | Yield | |
| Sweet Corn | 6 | 93 | ||
| 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 | 7 | (D) | 98 | 529 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 4 | (X) | 66 | (X) |
| Cut Christmas Trees Harvested | 3 | (X) | 19 | (D) |
| Sod Harvested | 4 | (X) | (D) | 165 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.