Total population (1990 census): 13617
County seat: Alamosa
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Wheat | 34 | 8448 | 712346 bu | |
| Spring Wheat | 32 | 7277 | 641826 bu | |
| Winter Wheat | 8 | 1171 | 70520 bu | |
| Barley | 51 | 12052 | 1401455 bu | |
| Oats | 16 | 1148 | 99053 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 185 | 39494 | 97660 tons, dry | |
| Alfalfa Hay | 159 | 23973 | 72266 tons, dry | |
| Small Grain Hay | 47 | 4842 | 12049 tons, dry | |
| Tame Hay | 14 | (D) | (D) | |
| Wild Hay | 26 | 8761 | 10645 tons dry | |
| Grain Legumes | Farms | Acres | Yield | |
| Potatoes | 64 | 22558 | 7026719 bu | |
| Vegetables | Farms | Acres | Yield | |
| Carrots | 4 | (D) | ||
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.