
Total population (1990 census): 22914
County seat: Fairmont
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 804 | 192253 | 27488924 bu | |
| Wheat for Grain, Total | 7 | 176 | 5425 bu | |
| Spring Wheat for Grain | 7 | 176 | 5425 bu | |
| Oats | 82 | 1639 | 117581 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 799 | 185334 | 7948706 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 181 | 4739 | 13496 tons, dry | |
| Alfalfa Hay | 139 | 2843 | 10083 tons, dry | |
| Small Grain Hay | 16 | 190 | 336 tons, dry | |
| Tame Hay | 29 | 559 | 1129 tons, dry | |
| Wild Hay | 41 | 497 | 744 tons dry | |
| Grass Silage | 22 | 650 | 3614 tons, grn | |
| Corn for Silage | 54 | 1896 | 36085 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Green Peas | 38 | 1511 | ||
| Sweet Corn | 36 | 1780 | ||
| 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 | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.