Total population (1990 census): 12750
County seat: Creston
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 346 | 40234 | 4538654 bu | |
| Wheat for Grain, Total | 4 | 166 | 5680 bu | |
| Oats | 95 | 2894 | 158143 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 303 | 40063 | 1636565 bu | |
| Forages | Farms | Acres | Yield | |
| Field Seed and Grass Seed Crops | 3 | 118 | X | |
| Total Hay* | 403 | 25525 | 57426 tons, dry | |
| Alfalfa Hay | 292 | 14508 | 38786 tons, dry | |
| Small Grain Hay | 60 | 1209 | 1920 tons, dry | |
| Tame Hay | 164 | 8169 | 15169 tons, dry | |
| Wild Hay | 22 | 755 | 903 tons dry | |
| Grass Silage | 13 | 884 | 1945 tons, grn | |
| Corn for Silage | 36 | 898 | 10790 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 | 5 | D | 9 | D |
| Florculture Crops | 3 | D | D | D |
| Cut Christmas Trees Harvested | 3 | X | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.