Cook County IL Census Records

1810-90 Illinois Census Ancestry

1835 state census of Fayette, Fulton, Jasper and Morgan counties : includes statistical census summary (no names) for Cook County FamilySearch Library

1840 Federal U.S. Census MyHeritage

1840 U.S. Federal Census Ancestry

1850 Federal U.S. Census MyHeritage

1850 U.S. Federal Census Ancestry

1855 Illinois State Census Ancestry

1860 Federal U.S. Census MyHeritage

1860 U.S. Federal Census Ancestry

1865 Illinois State Census Ancestry

1870 Federal U.S. Census MyHeritage

1870 U.S. Federal Census Ancestry

1880 Federal U.S. Census MyHeritage

1880 U.S. Federal Census Ancestry

1900 Federal U.S. Census MyHeritage

1900 U.S. Federal Census Ancestry

1910 Federal U.S. Census MyHeritage

1910 U.S. Federal Census Ancestry

1920 Federal U.S. Census MyHeritage

1920 U.S. Federal Census Ancestry

1930 Federal U.S. Census MyHeritage

1930 U.S. Federal Census Ancestry

1940 Federal U.S. Census MyHeritage

1940 U.S. Federal Census Ancestry

1950 United States Federal Census MyHeritage

1950 United States Federal Census Ancestry

Able-bodied men, military census, 1861-1862 : a list of able-bodied male citizens between the ages of 18 and 45 from selected Cook County townships FamilySearch Library

Alphabetical listing of the Cook County census, 1850 : outside of Chicago, southern townships only FamilySearch Library

Census 1850 Products of Industry Genealogy Trails

Census 1870 Transcriptions Genealogy Trails

Census 1880 Cook County, IL Residents Northern Hospital Genealogy Trails

Census 1880 of Poor House in Norwood - ED 214 Genealogy Trails

Census 1883 of Pensioners on the Roll Genealogy Trails

Census 1900 Excerpts Genealogy Trails

Census Soundex Code S145 for Cook County US Gen Web Archives

Census of Merchant Seamen, 1930 (includes Cook County) Ancestry

Census of Merchant Seamen, 1930 (includes Cook County) MyHeritage

Dutch in Chicago and Cook County, 1880, derived from the federal population census of 1880 FamilySearch Library

Federal Census 1860 US Gen Web Archives

Federal Census of 1940, Allen Park, Illinois LDS Genealogy

Federal Census of 1940, Bloomburg, Illinois LDS Genealogy

Federal Census of 1940, Golf Village, Illinois LDS Genealogy

Federal Census of 1940, Ogden Hill, Illinois LDS Genealogy

Federal Population Census of the U.S. 1790-1940 Archives.com

Illinois military census, 1861-1862 FamilySearch Library

U.S. Federal Census 1790-1950 Ancestry

U.S. Federal Census 1790-1950 MyHeritage

United States Federal Census, 1790-1950 Family Search