"8.49516e+08"^^ . "8.78006e+08"^^ . . "537256"^^ . "2013Z"^^ . "Douglas County is a county located in the U.S. state of Nebraska. As of the 2010 census, the population was 517,110. It is the state's most populous county, home to over one-fourth of Nebraska's residents. Its county seat is Omaha, the state's largest city. The county was established in 1854 and named after Stephen A. Douglas (1813\u20131861), U.S."@en . . "Douglas County"@en . . . . "1854Z"^^ . "607.725"^^ . "3.2"^^ . . . "2.84899e+07"^^ . .