. . "13.5136"^^ . . "2010Z"^^ . . . . "Humphreys County is a county located in the U.S. state of Tennessee. As of the 2010 census, the population was 18,538. Its county seat is Waverly."@en . "18538"^^ . "6.73397e+07"^^ . . "Humphreys County"@en . "1.37528e+09"^^ . "4.6"^^ . "1.44262e+09"^^ .