Adair County 7682 7597 12 4 23 1 45 Adams County 4029 3956 8 19 24 0 22 Allamakee County 14330 13996 122 72 41 35 64 Appanoose County 12887 12633 64 33 37 1 119 Audubon County 6119 6039 14 9 25 1 31 Benton County 26076 25644 103 47 66 2 214 Black Hawk County 131090 114261 11782 421 1744 212 2670 Boone County 26306 25681 206 90 90 3 236 Bremer County 24276 23672 194 21 176 3 210 Buchanan County 20958 20566 67 38 90 2 195 Buena Vista County 20260 18154 584 85 1163 117 157 Butler County 14867 14674 27 22 35 2 107 Calhoun County 9670 9549 23 20 25 1 52 Carroll County 20816 20422 90 38 96 3 167 Cass County 13956 13735 36 42 30 45 68 Cedar County 18499 18162 53 30 89 5 160 Cerro Gordo County 44151 42471 593 96 381 9 601 Cherokee County 12072 11803 69 32 62 14 92 Chickasaw County 12439 12295 47 11 40 0 46 Clarke County 9286 9075 50 44 37 4 76 Clay County 16667 16297 75 39 106 1 149 Clayton County 18129 17856 68 23 42 17 123 Clinton County 49116 46573 1308 134 287 12 802 Crawford County 17096 16460 236 128 117 43 112 Dallas County 66135 62471 953 197 1698 50 766 Davis County 8753 8635 7 19 24 0 68 Decatur County 8457 8106 155 34 59 17 86 Delaware County 17764 17536 48 20 49 2 109 Des Moines County 40325 36962 2068 106 294 21 874 Dickinson County 16667 16433 29 14 74 5 112 Dubuque County 93653 88646 2521 190 901 295 1100 Emmet County 10302 9936 73 139 44 7 103 Fayette County 20880 20361 200 21 109 15 174 Floyd County 16303 15740 205 27 225 6 100 Franklin County 10680 10459 59 20 34 10 98 Fremont County 7441 7298 39 23 20 1 60 Greene County 9336 9182 27 31 30 4 62 Grundy County 12453 12310 29 4 27 7 76 Guthrie County 10954 10791 16 22 39 5 81 Hamilton County 15673 15065 63 49 317 0 179 Hancock County 11341 11132 56 17 47 3 86 Hardin County 17534 17030 220 45 83 3 153 Harrison County 14928 14703 26 47 42 0 110 Henry County 20145 18849 456 71 463 23 283 Howard County 9566 9425 25 13 24 7 72 Humboldt County 9815 9623 51 18 35 1 87 Ida County 7089 7002 17 13 19 2 36 Iowa County 16355 16088 64 36 58 2 107 Jackson County 19848 19423 68 43 47 89 178 Jasper County 36842 35784 473 108 164 8 305 Jefferson County 16843 14909 220 37 1443 4 230 Johnson County 130882 114433 6510 349 6919 67 2604 Jones County 20638 19967 408 61 90 2 110 Keokuk County 10511 10372 50 18 20 0 51 Kossuth County 15543 15300 44 37 59 6 97 Lee County 35862 33829 1133 69 185 12 634 Linn County 211226 193464 8455 624 3871 202 4610 Louisa County 11387 11052 66 37 121 8 103 Lucas County 8898 8801 20 16 15 3 43 Lyon County 11581 11470 16 11 25 0 59 Madison County 15679 15420 56 34 51 1 117 Mahaska County 22381 21560 257 76 260 4 224 Marion County 33309 32311 225 62 397 8 306 Marshall County 40648 38521 741 255 556 66 509 Mills County 15059 14733 58 56 55 10 147 Mitchell County 10776 10663 23 13 28 2 47 Monona County 9243 8999 33 99 20 4 88 Monroe County 7970 7827 28 11 31 0 73 Montgomery County 10740 10560 25 39 24 5 87 Muscatine County 42745 41007 671 204 370 17 476 O'Brien County 14398 14111 90 23 87 1 86 Osceola County 6462 6343 25 21 19 5 49 Page County 15932 15160 360 92 119 6 195 Palo Alto County 9421 9244 52 22 31 6 66 Plymouth County 24986 24466 81 79 120 26 214 Pocahontas County 7310 7186 26 25 12 11 50 Polk County 430640 377433 26740 1870 15536 355 8706 Pottawattamie County 93158 89258 1330 561 617 29 1363 Poweshiek County 18914 18108 223 57 266 21 239 Ringgold County 5131 5050 17 14 16 2 32 Sac County 10350 10210 31 8 21 10 70 Scott County 165224 144945 11943 606 3437 76 4217 Shelby County 12167 11978 32 28 46 4 79 Sioux County 33704 32924 151 131 283 13 202 Story County 89542 80242 2292 177 5447 24 1360 Tama County 17767 15813 70 1417 47 17 403 Taylor County 6317 6223 20 11 17 6 40 Union County 12534 12221 96 40 61 3 113 Van Buren County 7570 7460 15 10 40 1 44 Wapello County 35625 34079 517 275 266 61 427 Warren County 46225 45138 219 120 250 11 487 Washington County 21704 21192 154 57 74 16 211 Wayne County 6403 6307 19 13 18 1 45 Webster County 38013 35551 1482 128 248 11 593 Winnebago County 10866 10577 97 23 91 1 77 Winneshiek County 21056 20527 140 15 233 4 137 Woodbury County 102172 91690 2558 2764 2477 148 2535 Worth County 7598 7463 34 17 28 0 56 Wright County 13229 12957 63 26 33 13 137