Total population (1990 census): 225339
County seat: Boulder
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 52 | 5596 | 729994 bu | |
| Wheat | 53 | 6103 | 275520 bu | |
| Spring Wheat | 7 | 325 | 11770 bu | |
| Winter Wheat | 48 | 5778 | 263750 bu | |
| Barley | 20 | 1751 | 126330 bu | |
| Oats | 11 | 557 | 44810 bu | |
| Proso Millet | 3 | (D) | (D) | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 398 | 24264 | 62224 tons, dry | |
| Alfalfa Hay | 233 | 12401 | 39314 tons, dry | |
| Small Grain Hay | 22 | 1800 | 4057 tons, dry | |
| Tame Hay | 167 | 7491 | 15268 tons, dry | |
| Wild Hay | 51 | 2406 | 3256 tons dry | |
| Grass Silage | 7 | 166 | 988 tons, grn | |
| Corn for Silage | 16 | 768 | 15533 tons, grn | |
| Grain Legumes | Farms | Acres | Yield | |
| Dry Edible Beans | 8 | 309 | 6412 bu | |
| Sugar Beets for Seed | 10 | 1187 | 26960 bu | |
| Vegetables | Farms | Acres | Yield | |
| Cantaloupes | 4 | 5 | ||
| Carrots | 3 | (D) | ||
| Cucumbers & Pickles | 5 | 5 | ||
| Eggplant | 5 | 2 | ||
| Herbs, Fresh Cut | 4 | 2 | ||
| Lettuce and Romaine | 6 | 5 | ||
| Dry Onions | 5 | (D) | ||
| Green Peas | 3 | (D) | ||
| Hot Peppers | 5 | (D) | ||
| Sweet Peppers | 5 | (D) | ||
| Pumpkins | 13 | 82 | ||
| Spinach | 4 | 4 | ||
| Squash | 5 | 18 | ||
| Sweet Corn | 9 | 236 | ||
| Tomatoes | 12 | 12 | ||
| Mixed Vegetables | 3 | 7 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 11 | 10 | (D) | |
| Cherries, Total | 7 | 3 | 61 trees | |
| Tart Cherries | 7 | 3 | 61 trees | |
| Grapes | 6 | (D) | 657 vines | |
| Raspberries | 3 | (Z) | 361 lbs | |
| Other Crops | Farms | Acres | Yield | |
| Herbs, Total | 7 | 9 | (X) | |
| Herbs, Dried | 3 | 7 | (D) | |
| Other | 3 | (D) | (X) | |
| 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 | 47 | 1719344 | 357 | 18896 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 23 | (X) | 242 | (X) |
| Florculture Crops | 24 | 1616400 | 17 | 11276 |
| Bedding/Garden Plants | 17 | (D) | 3 | (D) |
| Cut Flowers and Cut Florist Greens | 11 | 149500 | 14 | 906 |
| Nursery Crops | 12 | (D) | (D) | 4933 |
| Greenhouse Vegetables | 4 | 20500 | (X) | (D) |
| Other Nursery and Greenhouse Crops | 7 | (D) | 189 | 2434 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.
Z=Less than half of the unit shown.