Iowa County, created in 1829 as a territorial county, is named after the Iowa Indians whose hunting grounds dominated the area. Iowa County is located in Southwest Wisconsin. The county has a total area of 768 square miles, of which 763 square miles is land and 5 square miles (0.70%) is water.
762.7 sq. miles
1,222 ft. at Dodgeville 1,719 ft. at Blue Mound
Blue, Pecatonica, Wisconsin, Yellowstone
Rock River (East), Wisconsin River (North), Mississippi River (West)
Mostly oak savanna, with a belt of prairie bluestem and composites across the center, and into the southeast and south-central areas of the county.