Carroll County IAGenWeb
Census

POPULATION DECENNIAL CENSUS 1850 TO 2010

Source: U. S. Bureau of the Census, Decennial Census
2010: SF1, American FactFinder Table P1
1900-1990 Censuses: Population of Counties by Decennial Census: 1900 to 1990 Compiled and edited by Richard L. Forstall, Population Division U. S. Bureau of the Census
1850-1890 Censuses: Eleventh Census of the United States - 1890, Table 4
Prepared by State Library of Iowa, State Data Cente Program, 800-248-4483
Carroll County information extracted by Lynn McCleary, July 7, 2020

YEAR RANK POPULATION
1850 81 0
1860 81 281
1870 80 2,451
1880 68 12,351
1890 38 18,828
1900 43 20,319
1910 38 20,117
1920 36 21,549
1930 33 22,326
1940 31 22,770
1950 28 23,065
1960 27 23,431
1970 27 22,912
1980 28 22,951
1990 29 21,423
2000 29 21,421
2010 32 20,816

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