Total population (1990 census): 82628
County seat: Council Bluffs
East Extension office
West Extension office
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 957 | 217327 | 27608524 bu | |
| Wheat for Grain, Total | 13 | 422 | 18827 bu | |
| Oats | 57 | 1457 | 98944 bu | |
| Popcorn | 3 | D | D | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 923 | 201459 | 8771176 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 567 | 16109 | 46271 tons, dry | |
| Alfalfa Hay | 484 | 12393 | 39595 tons, dry | |
| Small Grain Hay | 68 | 1187 | 2658 tons, dry | |
| Tame Hay | 102 | 1914 | 2998 tons, dry | |
| Wild Hay | 18 | 317 | 519 tons dry | |
| Grass Silage | 13 | 298 | 1499 tons, grn | |
| Corn for Silage | 85 | 2518 | 38421 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Head Cabbage | 4 | 1 | ||
| Cantaloupes | 3 | 1 | ||
| Dry Onions | 3 | 1 | ||
| Sweet Peppers | 5 | 5 | ||
| Potatoes | 5 | 4 | 419 bu | |
| Pumpkins | 10 | 123 | ||
| Sweet Corn | 18 | 71 | ||
| Tomatoes | 14 | 11 | ||
| Watermelons | 4 | 23 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 8 | D | 18374 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 | 19 | D | 127 | D |
| Florculture Crops | 3 | D | D | D |
| Bedding/Garden Plants | 3 | D | D | D |
| Cut Christmas Trees Harvested | 5 | X | 40 | 81 |
| Nursery Crops | 6 | D | 69 | 217 |
| Other Nursery and Greenhouse Crops | 3 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.