Total population (1996 census): 27,466
County seat: Washington
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 248 | 86805 | 12145781 bu | |
| Wheat for Grain, Total | 178 | 13803 | 815702 bu | |
| Oats | 18 | 416 | 24976 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 344 | 106015 | 5059814 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 149 | 6101 | 18248 tons, dry | |
| Alfalfa Hay | 103 | 3525 | 12282 tons, dry | |
| Small Grain Hay | 12 | 417 | 831 tons, dry | |
| Tame Hay | 53 | 1770 | 4817 tons, dry | |
| Wild Hay | 8 | D | D | |
| Corn for Silage | 14 | 389 | 6794 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Pumpkins | 5 | 111 | ||
| 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 | 8 | 36080 | 13 | 348 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 4 | X | 12 | X |
| Florculture Crops | 6 | 36080 | 0 | 130 |
| Bedding/Garden Plants | 4 | D | D | D |
| Potted Flowering Plants | 3 | D | D | D |
| Nursery Crops | 4 | D | 7 | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.