Total population (1996 census): 136,731
County seat: Xenia
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 388 | 62130 | 8712736 bu | |
| Wheat for Grain, Total | 167 | 7373 | 416273 bu | |
| Barley | 3 | 17 | D | |
| Oats | 22 | 406 | 27386 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 385 | 66435 | 3012650 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 287 | 6834 | 16012 tons, dry | |
| Alfalfa Hay | 208 | 4500 | 11357 tons, dry | |
| Small Grain Hay | 18 | 230 | 308 tons, dry | |
| Tame Hay | 99 | 1725 | 3582 tons, dry | |
| Wild Hay | 8 | 74 | 135 tons dry | |
| Grass Silage | 9 | 305 | 1894 tons, grn | |
| Corn for Silage | 23 | 524 | 7363 tons, grn | |
| Sorghum for Silage | 4 | 54 | D | |
| Vegetables | Farms | Acres | Yield | |
| Snap Bean | 3 | D | ||
| Head Cabbage | 3 | D | ||
| Herbs, Fresh Cut | 3 | D | ||
| Sweet Peppers | 7 | D | ||
| Pumpkins | 11 | 100 | ||
| Squash | 7 | D | ||
| Sweet Corn | 23 | 441 | ||
| Tomatoes | 13 | D | ||
| Other Vegetables | 5 | 5 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 17 | 138 | 15954 trees | |
| Grapes | 7 | 5 | 1076 vines | |
| Peaches | 6 | 16 | 3133 trees | |
| Pears | 3 | 1 | 57 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 | 38 | 516460 | 1043 | 5514 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 10 | X | D | X |
| Florculture Crops | 19 | 288524 | 5 | 1917 |
| Bedding/Garden Plants | 15 | 195524 | 4 | 1592 |
| Cut Flowers and Cut Florist Greens | 3 | D | 1 | D |
| Cut Christmas Trees Harvested | 11 | X | 57 | 610 |
| Nursery Crops | 11 | D | D | D |
| Other Nursery and Greenhouse Crops | 4 | D | 39 | 4 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.