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Illinois

Year of Statehood: 1818

Year

Formats Available

1790

1800

1810

1820

F, IB

1830

F, IB

1840

F, IB

1850

IB, F, IF*

1860

F, IB

1870

F

1880

F, S

1890

F*, IF*

1900

F, S

1910

F, M

1920

F, S

1930

F

1940

Key to Abbreviations:

B Census in book format
F Census on microfilm
IB Index in book format
IF Index on microfilm
IT Territorial index in book format
M Miracode on microfilm
S Soundex on microfilm
T Territorial census in book format
V Veterans schedule
* Partial index

NOTE: The only portion of the 1890 Federal Population Census for Illinois to survive a fire includes: McDonough County, Mount Township

GEN DV 11-30-2021