POPULATION CHANGE FROM CENSUS
-- POPULATION --
according to Census Year
Census Year / # in county / % Change
1830 7,619 —
1840 11,218 47.2%
1850 13,253 18.1%
1860 15,566 17.5%
1870 16,389 5.3%
1880 20,228 23.4%
1890 19,558 -3.3%
1900 21,446 9.7%
1910 20,439 -4.7%
1920 18,823 -7.9%
1930 17,971 -4.5%
1940 18,299 1.8%
1950 17,836 -2.5%
1960 18,706 4.9%
1970 18,257 -2.4%
1980 19,033 4.3%
1990 17,808 -6.4%
2000 17,954 0.8%
2010 17,240 -4.0%