Total population (1990 census): 23388
County seat: LeMars
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 1104 | 205499 | 25290584 bu | |
| Barley | 3 | 70 | D | |
| Oats | 180 | 3820 | 278996 bu | |
| Popcorn | 6 | 160 | 548774 lbs, shelled | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 1050 | 183410 | 8177213 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 526 | 15857 | 41539 tons, dry | |
| Alfalfa Hay | 387 | 10426 | 32119 tons, dry | |
| Small Grain Hay | 70 | 1460 | 2805 tons, dry | |
| Tame Hay | 144 | 2510 | 3841 tons, dry | |
| Wild Hay | 55 | 804 | 1416 tons dry | |
| Grass Silage | 22 | 657 | 4073 tons, grn | |
| Corn for Silage | 148 | 5619 | 79062 tons, grn | |
| Sorghum for Silage | 8 | 164 | 2612 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Sweet Corn | 5 | 51 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 10 | 28 | 2555 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 | 4 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.