Jo Daviess County is the northwesternmost county in the U.S. state of Illinois. According to the 2020 census, it had a population of 22,035. Its county seat is Galena. Jo Daviess County is part of the
Hill terrain in the county, part of the Driftless Area
Charles Mound, the highest natural point in Illinois at 1,235 ft (376 m), is located near Scales Mound in Jo Daviess County.
Downtown Galena (the county seat) viewed from the U.S. Grant Home
Winnebago County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 285,350 making it the seventh most populous county in Illinois behind Cook Coun
Winnebago County Justice Center