. "Nassau County"@en . "1.6809e+09"^^ . . "1.99429e+08"^^ . . . "45.5601"^^ . "1.88033e+09"^^ . "2014Z"^^ . "76619"^^ . "1824-12-29Z"^^ . "Nassau County is a county located in the state of Florida. As of the 2010 census, the population was 73,314. Its county seat is Fernandina Beach.Nassau County is part of the Jacksonville, FL Metropolitan Statistical Area."@en . . . "10.6"^^ . "community" .