Total population (1990 census): 16775
County seat: Denison
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 785 | 160588 | 19657636 bu | |
| Wheat for Grain, Total | 4 | 87 | 3000 bu | |
| Oats | 124 | 2235 | 156987 bu | |
| Popcorn | 9 | 978 | 3145180 lbs, shelled | |
| Rye | 3 | 40 | 1940 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 742 | 144894 | 6396233 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 529 | 17750 | 50206 tons, dry | |
| Alfalfa Hay | 442 | 13673 | 43386 tons, dry | |
| Small Grain Hay | 87 | 1734 | 3293 tons, dry | |
| Tame Hay | 100 | 1965 | 2860 tons, dry | |
| Wild Hay | 6 | 89 | 164 tons dry | |
| Grass Silage | 11 | 289 | 1510 tons, grn | |
| Corn for Silage | 92 | 2300 | 36854 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Tomatoes | 3 | D | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 3 | 12 | 1610 trees | |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.