. . "227.9"^^ . "1.61e+06"^^ . "Pierson is a city in Woodbury County, Iowa, United States. It is part of the Sioux City, IA\u2013NE\u2013SD Metropolitan Statistical Area. The population was 366 at the 2010 census."@en . . "51048" . "-5" . . "227.916"^^ . "-6" . "1.60579e+06"^^ . "712" . . "0.0"^^ . "390.0"^^ . "Pierson, Iowa"@en . "1.61e+06"^^ . "366"^^ . . . "390.144"^^ . "1.60579e+06"^^ .