Mercer County IL Immigration Records

USA (994,159) > Illinois (43,770) > Mercer County (194) > Mercer County Immigration Records ()

USA (994,159) > Illinois (43,770) > Illinois Immigration Records (437) > Mercer County Immigration Records ()


Note: This page primarily lists records kept at the county level. Statewide collections are found on the Illinois Immigration Records page.


Mercer County Immigration Records

Illinois, Federal Naturalization Records, 1856-1991 Ancestry

US Naturalization Record Index, Northern Illinois, 1840-1950 ( includes Mercer County, IL) MyHeritage