
Total population (1990 census): 22698
County seat: Watertown
CropSELECT
Cereals, Pseudocereals, Oilseeds
Industrial, Fiber
Forages
Vegetables
Small Fruits
Tree Fruits and Nuts
Herb, Aromatic, Medicinal, and Bioactive
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 262 | 41960 | 3911788 bu | |
| Wheat for Grain, Total | 285 | 45121 | 1375009 bu | |
| Durum Wheat | 6 | 584 | 20195 bu | |
| Other Spring Wheat | 276 | 42080 | 1278604 bu | |
| Winter Wheat | 29 | 2457 | 76210 bu | |
| Barley | 33 | 2555 | 115098 bu | |
| Buckwheat | 3 | 99 | 1789 bu | |
| Oats | 101 | 6788 | 366479 bu | |
| Proso Millet | 7 | 325 | 10475 bu | |
| Rye | 32 | 2083 | 70298 bu | |
| Sunflower Seed | 10 | 881 | 825600 lbs | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybeans for Beans | 312 | 75480 | 2347966 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 388 | 42905 | 110363 tons, dry | |
| Alfalfa Hay | 318 | 28796 | 89109 tons, dry | |
| Small Grain Hay | 28 | 1227 | 1896 tons, dry | |
| Tame Hay | 105 | 3824 | 6956 tons, dry | |
| Wild Hay | 158 | 7062 | 8737 tons dry | |
| Grass Silage | 26 | 1996 | 10991 tons, grn | |
| Corn for Silage | 143 | 12089 | 126167 tons, grn | |
| Sorghum for Silage | 5 | 135 | 1300 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Green Onions | 1 | D | ||
| Pumpkins | 4 | 5 | ||
| Squash | 3 | 2 | ||
| Sweet Corn | 6 | 19 | ||
| 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 | 4 | D | D | 1026 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.