"6.47497e+06"^^ . "22381"^^ . . "0.4"^^ . "1.47888e+09"^^ . "2010Z"^^ . . "Mahaska County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 22,335. The county seat is Oskaloosa.Mahaska County comprises the Oskaloosa, IA Micropolitan Statistical Area."@en . . "15.058"^^ . . "Mahaska County"@en . . "1.48406e+09"^^ . .