"Cass County"@en . . . "Cass County is a county located in the U.S. state of Nebraska. As of the 2010 census, the population was 25,241. Its county seat is Plattsmouth."@en . "2.17559e+07"^^ . . "17.3746"^^ . . "2010Z"^^ . "1.44262e+09"^^ . "1.46593e+09"^^ . "1.5"^^ . "25241"^^ . . .