Total population (1990 census): 20098
County seat: Worthington
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 840 | 166327 | 17988495 bu | |
| Wheat for Grain, Total | 17 | 363 | 13465 bu | |
| Spring Wheat for Grain | 16 | D | D | |
| Barley | 6 | 145 | 6847 bu | |
| Oats | 121 | 1998 | 146441 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 858 | 172116 | 6511995 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 287 | 8378 | 25085 tons, dry | |
| Alfalfa Hay | 191 | 5300 | 19743 tons, dry | |
| Small Grain Hay | 19 | 394 | 829 tons, dry | |
| Tame Hay | 33 | 424 | 796 tons, dry | |
| Wild Hay | 116 | 1466 | 2500 tons dry | |
| Grass Silage | 27 | 794 | 3659 tons, grn | |
| Corn for Silage | 137 | 5854 | 85219 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Sweet Corn | 5 | 17 | ||
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.