Total population (1990 census): 5044
County seat: Mahnomen
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 58 | 5413 | 517583 bu | |
| Wheat for Grain, Total | 181 | 53546 | 1793283 bu | |
| Spring Wheat for Grain | 175 | 51559 | 1729312 bu | |
| Winter Wheat for Grain | 20 | 1987 | 63971 bu | |
| Barley | 98 | 14323 | 719159 bu | |
| Oats | 42 | 1720 | 93646 bu | |
| Sunflower | 11 | 1575 | 2341613 lbs | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 129 | 34103 | 1038887 bu | |
| Dry Edible Beans | 17 | 4791 | 80018 cwt | |
| Forages | Farms | Acres | Yield | |
| Field Seed and Grass Seed Crops | 3 | 209 | X | |
| Red Clover Seed | 3 | 209 | 23466 lbs | |
| Total Hay* | 192 | 16650 | 37348 tons, dry | |
| Alfalfa Hay | 187 | 13029 | 31890 tons, dry | |
| Small Grain Hay | 20 | 740 | 1052 tons, dry | |
| Tame Hay | 18 | 1089 | 1636 tons, dry | |
| Wild Hay | 19 | 492 | 600 tons dry | |
| Grass Silage | 15 | 1300 | 6509 tons, grn | |
| Corn for Silage | 48 | 1697 | 16568 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Sugar Beets for Sugar | 3 | D | D | |
| Sweet Corn | 4 | 2 | ||
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.