"121.236"^^ . . "1799Z"^^ . . . . "Williamson County"@en . "1.51255e+09"^^ . . . "3.10799e+06"^^ . "0.2"^^ . "Williamson County is a county in the U.S. state of Tennessee. As of the United States Census, the population was 205,226. The county seat is Franklin. The county is named after Hugh Williamson, a North Carolina politician who signed the U.S. Constitution.Williamson County is part of the Nashville-Davidson-Murfreesboro-Franklin, TN Metropolitan Statistical Area."@en . "2015Z"^^ . "205226"^^ . "1.50996e+09"^^ .