Total population (1990 census): 39301
County seat: Pontiac
CropSELECT
FruitsCrop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 1211 | 288540 | 34870878 bu | |
| Wheat | 74 | 2480 | 162775 bu | |
| Oats | 78 | 1471 | 116660 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 210 | 4471 | 15241 tons, dry | |
| Alfalfa Hay | 189 | 3861 | 13986 tons, dry | |
| Small Grain Hay | 11 | 147 | (D) | |
| Tame Hay | 18 | 166 | (D) | |
| Wild Hay | 3 | 13 | (D) | |
| Grass Silage | 13 | 284 | 2130 tons, grn | |
| Corn for Silage | 38 | 1016 | 22235 tons, grn | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 1214 | 283544 | 12369959 bu | |
| 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 | 9 | (D) | 57 | 124 |
| Cut Christmas Trees Harvested | 7 | (X) | 21 | 54 |
| Other Nursery and Greenhouse Crops | 4 | - | (D) | 4 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.