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Population Density: Jefferson County
 Population Land Area
Sq. Miles
Population Per
Sq. Mile
- 1900 25,712 681 38
- 1910 27,878 681 41
- 1920 26,555 681 39
- 1930 27,563 681 40
- 1940 32,023 667 48
- 1950 38,007 667 57
- 1960 66,377 667 100
- 1970 105,647 668 158
- 1980 146,183 661 221
- 1990 171,380 657 261
SOURCE: USDC, Bureau of the Census; MO Office of Administration
Comma-delimited file - all MO Countieshistpop1.csv


University of Missouri ExtensionEvelyn Cleveland
clevelande@missouri.edu
Last modified January 15, 1998

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