Clay County, Iowa Population 2019
Clay County, Iowa's estimated population is 16,170 with a growth rate of -0.95% in the past year according to the most recent United States census data. Clay County, Iowa is the 46th largest county in Iowa.
Year | Population | Growth | Growth Rate |
2017 | 16,170 | -155 | -0.95% |
2016 | 16,325 | -183 | -1.11% |
2015 | 16,508 | 17 | 0.10% |
2014 | 16,491 | 49 | 0.30% |
2013 | 16,442 | -98 | -0.59% |
2012 | 16,540 | -55 | -0.33% |
2011 | 16,595 | -38 | -0.23% |
2010 | 16,633 | -952 | -5.41% |
1990 | 17,585 | -1,991 | -10.17% |
1980 | 19,576 | 1,112 | 6.02% |
1970 | 18,464 | -40 | -0.22% |
1960 | 18,504 | 401 | 2.22% |
1950 | 18,103 | 341 | 1.92% |
1940 | 17,762 | 1,655 | 10.28% |
1930 | 16,107 | 447 | 2.85% |
1920 | 15,660 | 2,894 | 22.67% |
1910 | 12,766 | -635 | -4.74% |
1900 | 13,401 | 4,092 | 43.96% |
1890 | 9,309 | 5,061 | 119.14% |
1880 | 4,248 | 2,725 | 178.92% |
1870 | 1,523 | 1,471 | 2828.85% |
1860 | 52 | 0.00% |