Archive:Census Records, Illinois

Archives > Archive:Census Records > Census Records, Illinois

Illinois was part of the Northwest Territory in 1787. It became part of the Indiana Territory in 1800. It became a territory in 1809 and a state in 1818. Census records for Illinois are available for the following years:

• 1810 (partial): no Whitney families
• 1820
• 1830
• 1840
• 1850
• 1855
• 1860
• 1870
• 1880
• 1890 (partial): no Whitney families
• 1900
• 1910
• 1920
• 1930