Total population (1990 census): 85183
County seat: Altoona
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 505 | 36965 | 4461029 bu | |
| Wheat for Grain, Total | 5 | 144 | 5820 bu | |
| Spring Wheat | 3 | D | D | |
| Barley | 47 | 1324 | 68988 bu | |
| Oats | 254 | 5552 | 293027 bu | |
| Rye | 10 | 111 | 3601 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 147 | 9011 | 349457 bu | |
| Dry Edible Beans | 7 | 668 | 12005 cwt | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 628 | 48964 | 120832 tons, dry | |
| Alfalfa Hay | 540 | 30558 | 86187 tons, dry | |
| Small Grain Hay | 75 | 1326 | 2744 tons, dry | |
| Tame Hay | 114 | 3516 | 7189 tons, dry | |
| Wild Hay | 19 | 319 | 455 tons dry | |
| Grass Silage | 174 | 13245 | 72779 tons, grn | |
| Corn for Silage | 273 | 5365 | 70541 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Potatoes | 3 | 2 | 212 bu | |
| Pumpkins | 3 | D | ||
| Squash | 3 | D | ||
| Sweet Corn | 6 | 18 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 9 | 111 | D | |
| Raspberries | 3 | D | 1695 lbs | |
| Strawberries | 9 | 17 | 59247 lbs | |
| 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 | 22 | D | 324 | 3574 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 4 | X | 3 | X |
| Florculture Crops | 6 | D | D | D |
| Bedding/Garden Plants | 5 | 426960 | D | 2412 |
| Cut Christmas Trees Harvested | 11 | X | 37 | 181 |
| Other Nursery and Greenhouse Crops | 10 | D | 286 | 78 |
| Herb, Spice, Medicinal, Bioactive... | Farms | Acres | Yield | |
| Maple Trees Tapped | 4 | 9 | 750 Trees Tapped | |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.