Warren County, Kentucky (Formed 1797) Land Area Year Population (sq.mi) Density 2010 113,792 541.6 210.1 2000 92,522 545.2 169.7 1990 76,673 545.2 140.6 1980 71,828 545.2 131.7 1970 57,884 545.2 106.2 1960 45,491 545.2 83.4 1950 42,758 545.2 78.4 1940 36,631 545.2 67.2 1930 33,676 545.2 61.8 1920 30,858 545.2 56.6 1910 30,579 530.0 57.7 1900 29,970 528.0 56.8 1890 30,158 528.0 57.1 1880 27,531 544.4 50.6 1870 21,742 544.4 39.9 1860 17,320 553.5 31.3 1850 15,123 557.9 27.1 1840 15,446 556.1 27.8 1830 10,949 556.1 19.7 1820 11,776 682.2 17.3 1810 11,937 1,125.7 10.6 1800 4,686 1,125.8 4.2