Total population (1990 census): 23674
County seat: Rexburg
CropSELECT
Cereals, Pseudocereals, Oilseeds
Industrial, Fiber
Forages
Vegetables
Small Fruits
Tree Fruits and Nuts
Herb, Aromatic, Medicinal, and Bioactive
| Cereals | Farms | Acres | Yield | |
| Wheat for Grain, Total | 169 | 45270 | 3844811 bu | |
| Spring Wheat | 153 | 38586 | 3286665 bu | |
| Winter Wheat | 36 | 6684 | 558146 bu | |
| Barley | 176 | 47500 | 3766078 bu | |
| Oats | 10 | 201 | 7231 bu | |
| Forages | Farms | Acres | Yield | |
| Field Seed and Grass Seed Crops | 3 | 85 | X | |
| Total Hay* | 236 | 15890 | 57347 tons, dry | |
| Alfalfa Hay | 218 | 14475 | 53520 tons, dry | |
| Small Grain Hay | 24 | 839 | 2235 tons, dry | |
| Tame Hay | 7 | D | D | |
| Wild Hay | 3 | D | D | |
| Grass Silage | 9 | 474 | 4277 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Potatoes | 120 | 40045 | 11525705 cwt | |
| Fruits and Nuts | Farms | Acres | Yield | |
| Apples | 4 | 5 | 665 trees | |
| Raspberries | 4 | 1 | 2535 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 | 18 | 67036 | 97 | 537 |
| Nursery, Floriculture Vegetable and Flower Seed Crops | 11 | X | 97 | X |
| Floriculture Crops | 6 | 48156 | D | 244 |
| Bedding and Garden Plants | 4 | 38156 | D | 224 |
| Nursery Crops | 7 | D | 17 | 69 |
| Greenhouse Vegetables | 5 | 18880 | X | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.