There's more than one place called '''Jackson County''':
Jackson County (Alabama) - in the Mountains (Alabama) region of Alabama
Jackson County (Arkansas) - in Arkansas
Jackson County (Colorado) - in Colorado
Jackson County (Florida) - in Florida
Jackson County (Georgia) - in Georgia
Jackson County (Illinois) - in Illinois
Jackson County (Indiana) - in Indiana
Jackson County (Iowa) - in Iowa
Jackson County (Kansas) - in Kansas
Jackson County (Kentucky) - in Kentucky
Jackson County (Michigan) - in Michigan
Jackson County (Minnesota) - in Minnesota
Jackson County (Mississippi) - in Mississippi
Jackson County (Missouri) - in Missouri
Jackson County (North Carolina) - in North Carolina
Jackson County (Ohio) - in Ohio
Jackson County (Oklahoma) - in Oklahoma
Jackson County (Oregon) - in Oregon
Jackson County (South Dakota) - in South Dakota
Jackson County (Tennessee) - in Tennessee
Jackson County (Texas) - in Texas
Jackson County (West Virginia) - in West Virginia
Jackson County (Wisconsin) - in Wisconsin
See also:
Jackson Parish (Louisiana) - in Louisiana