Total population (1990 census): 175034
County seat: Sturtevant
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 225 | 39741 | 5459864 bu | |
| Wheat for Grain, Total | 142 | 9003 | 575360 bu | |
| Spring Wheat | 3 | 35 | 1154 bu | |
| Winter Wheat | 139 | 8968 | 574206 bu | |
| Barley | 8 | 68 | 4645 bu | |
| Oats | 62 | 911 | 56806 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 312 | 33178 | 1450799 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 234 | 9993 | 27130 tons, dry | |
| Alfalfa Hay | 206 | 6679 | 20723 tons, dry | |
| Small Grain Hay | 9 | 309 | 417 tons, dry | |
| Tame Hay | 29 | 534 | 1228 tons, dry | |
| Wild Hay | 13 | 157 | 267 tons dry | |
| Grass Silage | 46 | 2314 | 13471 tons, grn | |
| Corn for Silage | 78 | 3159 | 45264 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Asparagus | 5 | D | ||
| Snap Bean | 9 | 351 | ||
| Beets | 6 | 6 | ||
| Broccoli | 5 | D | ||
| Head Cabbage | 14 | 2795 | ||
| Cantaloupes | 4 | 9 | ||
| Cauliflower | 3 | D | ||
| Cucumbers & Pickles | 6 | 3 | ||
| Dry Onions | 10 | 34 | ||
| Green Peas | 3 | 1 | ||
| Sweet Peppers | 13 | 14 | ||
| Potatoes | 5 | 14 | 2005 bu | |
| Pumpkins | 26 | 254 | ||
| Squash | 19 | 126 | ||
| Sweet Corn | 35 | 1678 | ||
| Tomatoes | 18 | 23 | ||
| Watermelons | 4 | 6 | ||
| Other Vegetables | 5 | 7 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 17 | 194 | 23840 trees | |
| Cherries, Total | 3 | D | D | |
| Pears | 4 | 6 | 463 trees | |
| Raspberries | 4 | D | 750 lbs | |
| Strawberries | 6 | 35 | 89050 lbs | |
| 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 | 57 | 675852 | 2689 | 9202 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 21 | X | 2489 | X |
| Florculture Crops | 25 | 655152 | D | 4051 |
| Bedding/Garden Plants | 21 | 470424 | 1 | 3557 |
| Cut Flowers and Cut Florist Greens | 5 | D | 3 | D |
| Potted Flowering Plants | 8 | 184728 | D | 481 |
| Nursery Crops | 10 | D | 52 | 424 |
| Sod Harvested | 19 | X | 2577 | 4532 |
| Other Nursery and Greenhouse Crops | 4 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.