Total population (1990 census): 20150
County seat: Dodgeville
Crop Statistics (1997 US Census of Agriculture)
| Cereals | Farms | Acres | Yield | |
| Maize=Corn | 717 | 56295 | 6995482 bu | |
| Wheat for Grain, Total | 15 | 345 | 16580 bu | |
| Spring Wheat | 4 | 80 | 3320 bu | |
| Winter Wheat | 11 | 265 | 13260 bu | |
| Barley | 59 | 1099 | 52723 bu | |
| Oats | 266 | 5160 | 280271 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Soybean | 212 | 15722 | 749865 bu | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 839 | 74498 | 217308 tons, dry | |
| Alfalfa Hay | 742 | 46454 | 163661 tons, dry | |
| Small Grain Hay | 169 | 3556 | 7203 tons, dry | |
| Tame Hay | 76 | 2793 | 5931 tons, dry | |
| Wild Hay | 27 | 505 | 923 tons dry | |
| Grass Silage | 303 | 21190 | 118762 tons, grn | |
| Corn for Silage | 506 | 14834 | 222488 tons, grn | |
| Sorghum for Silage | 4 | D | D | |
| Vegetables | Farms | Acres | Yield | |
| Snap Bean | 7 | D | ||
| Lettuce and Romaine | 3 | 1 | ||
| Green Peas | 27 | 660 | ||
| Potatoes | 4 | D | D | |
| Pumpkins | 7 | 106 | ||
| Squash | 5 | 25 | ||
| Sweet Corn | 17 | 485 | ||
| Tomatoes | 7 | 56 | ||
| Watermelons | 3 | 23 | ||
| Fruits | Farms | Acres | Yield | |
| Apples | 6 | 53 | D | |
| Grapes | 3 | D | D | |
| Strawberries | 6 | 7 | 4737 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 | 21 | 46030 | 122 | 409 |
| Nursery, Floriculture, Vegetable and Flower Seed Crops | 6 | X | 63 | X |
| Florculture Crops | 13 | 26800 | 8 | 229 |
| Bedding/Garden Plants | 13 | 19800 | 8 | 185 |
| Potted Flowering Plants | 4 | 7000 | D | 44 |
| Cut Christmas Trees Harvested | 4 | X | 3 | 11 |
| Nursery Crops | 3 | D | D | 86 |
| Other Nursery and Greenhouse Crops | 7 | D | D | D |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.