Jo Daviess County Map
The County of Jo Daviess is located in the State of Illinois. Find directions to Jo Daviess County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Jo Daviess County population is estimated at 21,239 people. The Jo Daviess County time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby counties include Carroll County, Stephenson County, Dubuque County, Jackson County, Grant County, Lafayette County.
Top cities include Galena, Stockton, East Dubuque, Warren, Hanover