Total population (1990 census): 5105044
County seat: Chicago
CropSELECT
FruitsCrop Statistics(1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 43 | 8497 | 1098503 bu | |
| Wheat | 11 | 196 | 10276 bu | |
| Oats | 6 | 220 | 20860 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 41 | 4085 | 5232 tons, dry | |
| Alfalfa Hay | 31 | 1666 | 3770 tons, dry | |
| Small Grain Hay | 5 | 44 | 29 tons, dry | |
| Tame Hay | 12 | 779 | 1078 tons, dry | |
| Wild Hay | 3 | (D) | (D) | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 45 | 10084 | 364749 bu | |
| Vegetables | Farms | Acres | Yield | |
| Snap Bean | 3 | (D) | ||
| Cantaloupes | 4 | 3 | ||
| Cucumbers & Pickles | 3 | 4 | ||
| Green Onions | 4 | 132 | ||
| Sweet Peppers | 6 | 27 | ||
| Pumpkins | 15 | 99 | ||
| Squash | 4 | 26 | ||
| Sweet Corn | 7 | (D) | ||
| Tomatoes | 10 | 25 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 4 | 12 | 1176 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 | 47 | 1902030 | 885 | 13635 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 6 | (X) | 10 | (X) |
| Florculture Crops | 30 | 1000670 | 25 | 9685 |
| Bedding/Garden Plants | 26 | 683870 | 20 | 7007 |
| Cut Flowers and Cut Florist Greens | 5 | 21600 | (D) | 27 |
| Foliage Plants | 5 | 122000 | (D) | 660 |
| Potted Flowering Plants | 14 | 173200 | (D) | 1991 |
| Nursery Crops | 12 | (D) | (D) | (D) |
| Other Nursery and Greenhouse Crops | 4 | (D) | 14 | 6 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.