Total population (1990 census): 18681
County seat: West Branch
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 79 | 6706 | 680743 bu | |
| Wheat for Grain, Total | 27 | 1570 | 99852 bu | |
| Winter Wheat | 26 | (D) | (D) | |
| Barley | 15 | 739 | 50750 bu | |
| Oats | 39 | 1241 | 78534 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 4 | 308 | 3800 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 211 | 25035 | 53911 tons, dry | |
| Alfalfa Hay | 175 | 15904 | 39789 tons, dry | |
| Small Grain Hay | 19 | 703 | 1157 tons, dry | |
| Tame Hay | 38 | 2240 | 3351 tons, dry | |
| Wild Hay | 20 | 846 | 676 tons dry | |
| Grass Silage | 48 | 5342 | 26812 tons, grn | |
| Corn for Silage | 69 | 5529 | 80361 tons, grn | |
| Fruits | Farms | Acres | Yield | |
| Apples | 5 | (D) | (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 | 13 | 86400 | 262 | 396 |
| Florculture Crops | 4 | (D) | - | 281 |
| Bedding/Garden Plants | 4 | (D) | - | 281 |
| Cut Christmas Trees Harvested | 7 | (X) | 57 | 45 |
| Other Nursery and Greenhouse Crops | 3 | - | (D) | 3 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.