Total population (1990 census): 7140
County seat: Burlington
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 225 | 93632 | 13092932 bu | |
| Sorghum for Grain or Seed | 3 | 328 | 7420 bu | |
| Wheat | 453 | 272655 | 8559632 bu | |
| Winter Wheat | 452 | (D) | (D) | |
| Barley | 4 | 534 | 30943 bu | |
| Oats | 3 | 160 | 7890 bu | |
| Proso Millet | 18 | 3499 | 88804 bu | |
| Sunflower Seed | 69 | 18247 | 20496729 lbs | |
| Forages | Farms | Acres | Yield | |
| Field Seed and Grass Seed Crops | 4 | 834 | (X) | |
| Foxtail Millet Seed | 4 | 834 | 965500 lbs | |
| Total Hay* | 177 | 19564 | 50666 tons, dry | |
| Alfalfa Hay | 77 | 7295 | 28323 tons, dry | |
| Small Grain Hay | 41 | 3664 | 7453 tons, dry | |
| Tame Hay | 87 | 7268 | 12778 tons, dry | |
| Wild Hay | 10 | 793 | 870 tons dry | |
| Grass Silage | 8 | 544 | 3728 tons, grn | |
| Corn for Silage | 62 | 8466 | 188276 tons, grn | |
| Sorghum Cut for Dry Forage or Hay | 15 | 1768 | 3926 tons, dry | |
| Sorghum for Silage | 10 | 750 | 10495 tons, grn | |
| Grain Legumes | Farms | Acres | Yield | |
| Dry Edible Beans | 74 | 13585 | 283050 bu | |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.