This is a work in progress to identify which companies were formed in which counties in Iowa. As most regiments were assembled in Davenport, it is difficult to determine where the men were from who made up the Iowa units.
A similar project is planned for Illinois. Rock Island county is across the river. Three regiments have been identified as forming in Rock Island County. Scroll down to the bottom of the listing.
Illinois Rock Island County
Illinois 4th Cavalry Regiment - Company K
Illinois 12th Infantry Regiment (3 months 1861) - Company D
Illinois 13th Infantry Regiment - Company D
Illinois 14th Cavalry Regiment - Company L
Illinois 19th Infantry Regiment - Company H
Illinois 37th Infantry Regiment - Company A
Illinois 37th Infantry Regiment - Company H
Illinois 43rd Infantry Regiment - Company E
Illinois 45th Infantry Regiment - Company H
Illinois 58th Infantry Regiment - Company K
Illinois 65th Infantry Regiment - Company B
Illinois 66th Infantry Regiment - Company C
Illinois 69th Infantry Regiment - Company F
Illinois 71st Infantry Regiment - Company D
Illinois 89th Infantry Regiment - Company F
Illinois 93rd Infantry Regiment - Company A
Illinois 126th Infantry Regiment - Company E
Illinois 126th Infantry Regiment - Company G
Illinois 126th Infantry Regiment - Company H
Illinois 126th Infantry Regiment - Company I
Illinois 129th Infantry Regiment - Company K
Illinois 140th Infantry Regiment - Company G