Total population (1990 census): 16071
County seat: Webster City
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 632 | 165490 | 23069007 bu | |
| Oats | 41 | 791 | 60860 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 625 | 149441 | 6576120 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 153 | 2839 | 6699 tons, dry | |
| Alfalfa Hay | 120 | 1880 | 5300 tons, dry | |
| Small Grain Hay | 10 | 143 | 286 tons, dry | |
| Tame Hay | 26 | 338 | 567 tons, dry | |
| Wild Hay | 5 | 44 | 109 tons dry | |
| Grass Silage | 8 | 434 | 1309 tons, grn | |
| Corn for Silage | 11 | 324 | 5964 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Sweet Corn | 3 | D | ||
| 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 | 8 | D | 19 | 42 |
| Cut Christmas Trees Harvested | 6 | X | 17 | 9 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.