Total population (1996 census): 33,819
County seat: Ottawa
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 945 | 75079 | 10121355 bu | |
| Wheat for Grain, Total | 911 | 50024 | 2775464 bu | |
| Oats | 28 | 398 | 25150 bu | |
| Popcorn | 18 | 1178 | 3676114 lbs, shelled | |
| Rye | 5 | 72 | 1170 lbs, shelled | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 1151 | 129313 | 5288436 bu | |
| Forages | Farms | Acres | Yield | |
| Field Seed and Grass Seed Crops | 9 | 157 | X | |
| Red Clover Seed | 9 | 157 | 11860 lbs | |
| Total Hay* | 293 | 8891 | 27873 tons, dry | |
| Alfalfa Hay | 192 | 5450 | 20483 tons, dry | |
| Small Grain Hay | 16 | 339 | 450 tons, dry | |
| Tame Hay | 109 | 2203 | 4348 tons, dry | |
| Wild Hay | 4 | 32 | 25 tons dry | |
| Grass Silage | 26 | 867 | 7698 tons, grn | |
| Corn for Silage | 54 | 1517 | 26457 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Cucumbers & Pickles | 5 | 124 | ||
| Pumpkins | 3 | D | ||
| Sweet Corn | 3 | 31 | ||
| Tomatoes | 31 | 2448 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 6 | D | 272 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 | 18 | 131560 | 39 | 1089 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 5 | X | 11 | X |
| Florculture Crops | 6 | D | D | 801 |
| Bedding/Garden Plants | 5 | D | D | D |
| Potted Flowering Plants | 3 | 74000 | D | D |
| Cut Christmas Trees Harvested | 6 | X | 3 | 49 |
| Nursery Crops | 7 | D | 17 | 235 |
| Other Nursery and Greenhouse Crops | 4 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.