NC-counties Lyon Osceola Dickinson Emmet kossuth winnebago worth mitchell howard winneshiek allamakee sioux O'Brien Clay Palo Alto Hancock Cerro Gordo Floyd Chickasaw Plymouth Cherokee Buena Vista Pocahontas Humboldt Wright Franklin Butler Bremer Fayette Clayton Woodbury Ida Sac Calhoun Webster Hamilton Hardin Grundy Black Hawk Buchanan Delaware Dubuque Monona Crawford Carroll Greene Boone Story Marshall Tama Benton Linn Jones Jackson Harrison Shelby Audubon Guthrie Dallas Polk Jasper Poweshiek Iowa Johnson Cedar Clinton Scott Pottawattamie Cass Adair Madison Warren Marion Mahaska Keokuk Washington Muscatine Louisa Mills Montgomery Adams Union Clarke Lucas Monroe Wapello Jefferson Henry Des Moines Fremont Page Taylor Ringgold Decatur Wayne Appanoose Davis Van Buren Lee