Total population (1990 census): 39413
County seat: Yorkville
CropSELECT
FruitsCrop Statistics(1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 341 | 82232 | 9489578 bu | |
| Wheat | 26 | 1138 | 73370 bu | |
| Oats | 26 | 451 | 37657 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 93 | 2027 | 5305 tons, dry | |
| Alfalfa Hay | 79 | 1481 | 4094 tons, dry | |
| Tame Hay | 19 | 353 | 797 tons, dry | |
| Wild Hay | 3 | (D) | (D) | |
| Grass Silage | 5 | 143 | 1057 tons, grn | |
| Corn for Silage | 22 | 698 | 11425 tons, grn | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 321 | 65435 | 2713864 bu | |
| Vegetables | Farms | Acres | Yield | |
| Sweet Corn | 5 | 178 | ||
| Tomatoes | 3 | (D) | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 5 | 4 | 346 trees | |
| 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 | 20 | 42900 | 1561 | 7914 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 5 | (X) | (D) | (X) |
| Florculture Crops | 8 | (D) | 2 | (D) |
| Bedding/Garden Plants | 8 | 22450 | 2 | 116 |
| Cut Christmas Trees Harvested | 3 | (X) | (D) | 17 |
| Nursery Crops | 16 | (D) | (D) | 7765 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.