Illinois Census Notes
Between 1680-1763, Illinois was under the control of France.
Between 1763-1783, Illinois was controlled by Great Britain.
Between 1800 and 1809, Illinois was considered part of Indiana Territory.
On 3 March, 1809, Illinois became it's own territory.
Federal Illinois census records begin in 1820 and were enumerated every ten years. Census years available to the public are: 1820, 1830, 1840, 1850, 1860, 1870, 1880, 1900, 1910, 1920 and 1930.
Soundex code indexes for Federal Illinois census records are available on microfilm for census years: 1880, 1900, 1910, and 1920.
1890 Federal census schedules (including the Veterans and Widows census) were completely destroyed by fire with the exception of a small fragment of McDonough County ED 174.
Illinois state census records were enumerated in 1810, 1820, 1830, 1835, 1840, 1845, 1855 & 1865. See IL State Census for more info.
Illinois Census Records Online

Questions In The Census
Learn what questions were asked in each
census year and where to find census records online. This section of Census Finder covers each census year from 1790-1930 and will
give you clues and tips to help you learn to locate your ancestors
quickly in census records.
Illinois
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1790-1850 IL
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1810-1890 Illinois Census
1850 U.S. Census Index
1900 Census Online
Illinois Statewide Databases
Illinois Vital Records
Illinois Dept. of Health
Division of Vital Records
605 W. Jefferson St.
Springfield, IL 62702-5097
Phone: (217) 782-6553
Information
and Order Forms
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Birth Records Online!
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Death records 1916-1943 are on file at
the Archives and can be obtained at no charge.
SEE: Illinois
State Archives
Margaret Cross Norton Building
Capitol Complex
Springfield, IL 62756
Phone: (217) 782-4682
Also see:
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1916-1950
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1763-1900
Marriage Database
Illinois Marriage Records
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Illinois Vital Records
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Related Links
1804-1890 TWP Plats of Illinois
1811-1812 New Madrid Earthquake
1925 Tri-State Tornado
Illinois
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Illinois Census Project
Illinois
Genealogy
Illinois
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Land Records Database
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State Archives Links
At Ancestry:
1810-1890 Illinois Census Records

Illinois Marriages to 1850
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ILLINOIS DATABASES
Online Books
1882 History of Bond & Montgomery Counties
1887 History of Gallatin, Saline, Hamilton, Franklin and Williamson Counties
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