||Referendum: Ratification of the 21st Amendment (U.S. Const.)||Popular Vote|
| > 50%
| > 60%
| > 70%
| > 80%
| > 90%
- This election was was held on June 5, 1933. In it, voters elected delegates to the Illinois convention on the proposed Twenty-first Amendment to the U.S. Constitution (repealing Eighteenth-Amendment Prohibition).
|1940 Population:||7,897,241||Enum.||1940 Population Density:||54.9||persons/km2|
|1930 Population:||7,630,654||Enum.||1930 Population Density:||53.0||persons/km2|
|Land Area (2000):||143,961||km2||Annual Pop Growth Rate:||0.3||%|
|Election Data and Statistics:|
- Source for Popular Vote data: Illinois Secretary of State, comp., "Vote for Delegates to State Convention to Consider Ratification of Proposed Amendment to Federal Constitution (Repealing Eighteenth Amendment)," Blue Book of the State of Illinois, 1933-1934 (Springfield: Journal Printing Company, 1933)
- Source for Population data: U.S. Census Bureau.
|Results for and Individual County:|