Hog operations and inventory by county, 1996 and changes since 1992 based on extrapolations and analysis of 1992 Census of Agriculture numbers 1996 1996 Farm Chg 1996-92 Hog Chg 1996-92 County Hogs Farms Number Percent Number Percent Adair 50,539 253 -40 -14% -33,930 -40% Adams 33,068 138 -24 -15% -15,840 -32% Allamakee 78,585 146 -183 -56% -46,099 -37% Appanoose 10,539 40 -53 -57% -2,322 -18% Audubon 122,647 194 -99 -34% -17,262 -12% Benton 122,754 233 -226 -49% -41,082 -25% Black Hawk 160,978 201 -140 -41% -5,201 -3% Boone 70,445 112 -100 -47% -28,208 -29% Bremer 98,471 162 -161 -50% -2,711 -3% Buchanan 151,454 332 -142 -30% -41,818 -22% Buena Vista 215,676 270 -112 -29% 1,655 1% Butler 128,795 253 -190 -43% -91,050 -41% Calhoun 113,535 194 -63 -25% -25,790 -19% Carroll 271,919 368 -216 -37% -58,391 -18% Cass 69,192 245 -46 -16% -25,291 -27% Cedar 143,815 224 -204 -48% -79,904 -36% Cerro Gordo 95,138 161 -90 -36% -20,361 -18% Cherokee 178,381 272 -121 -31% -19,699 -10% Chickasaw 127,750 206 -138 -40% -11,160 -8% Clarke 18,317 115 -42 -27% -13,235 -42% Clay 105,133 145 -92 -39% -10,520 -9% Clayton 183,509 307 -337 -52% -104,720 -36% Clinton 133,786 321 -205 -39% -34,492 -20% Crawford 118,183 335 -136 -29% -63,411 -35% Dallas 46,973 83 -81 -49% -11,507 -20% Davis 34,931 130 -95 -42% -21,256 -38% Decatur 54,730 71 -52 -42% 12,354 29% Delaware 337,163 518 -297 -36% -152,803 -31% Des Moines 29,494 75 -51 -40% -23,657 -45% Dickinson 38,279 80 -60 -43% -19,543 -34% Dubuque 249,833 429 -336 -44% -121,170 -33% Emmet 82,650 109 -42 -28% 25,540 45% Fayette 209,494 281 -240 -46% -28,072 -12% Floyd 88,309 203 -103 -34% -39,910 -31% Franklin 106,358 197 -112 -36% -62,474 -37% Fremont 33,683 103 -12 -10% -7,919 -19% Greene 64,459 150 -31 -17% -11,335 -15% Grundy 93,920 195 -110 -36% -51,134 -35% Guthrie 48,927 117 -141 -55% -47,890 -49% Hamilton 268,018 163 -72 -31% 60,975 29% Hancock 132,253 219 -130 -37% -34,389 -21% Hardin 525,212 188 -149 -44% 321,114 157% Harrison 58,717 109 -82 -43% -3,803 -6% Henry 87,832 138 -58 -30% -3,730 -4% Howard 83,547 178 -162 -48% -20,246 -20% Humboldt 57,369 139 -47 -25% -41,829 -42% Ida 95,293 232 -63 -21% -24,947 -21% Iowa 95,450 210 -162 -44% -49,280 -34% Jackson 98,781 286 -226 -44% -64,159 -39% Jasper 160,690 281 -164 -37% -72,564 -31% Jefferson 67,686 138 -61 -31% -15,510 -19% Johnson 132,499 310 -186 -38% -73,750 -36% Jones 165,659 278 -204 -42% -91,443 -36% Keokuk 172,192 307 -78 -20% -38,506 -18% Kossuth 178,974 369 -119 -24% -52,988 -23% Lee 134,394 171 -80 -32% 3,218 2% Linn 91,082 172 -224 -57% -37,492 -29% Louisa 105,498 107 -52 -33% 45,563 76% Lucas 18,202 77 -19 -20% -10,198 -36% Lyon 246,983 423 -91 -18% 14,376 6% Madison 71,793 185 -31 -14% 10,596 17% Mahaska 229,879 320 -116 -27% -12,694 -5% Marion 81,478 239 -46 -16% -36,898 -31% Marshall 95,553 138 -94 -41% -31,314 -25% Mills 21,535 99 -29 -23% -18,514 -46% Mitchell 208,778 270 -102 -27% 29,448 16% Monona 74,443 152 -83 -35% 1,879 3% Monroe 17,727 87 -35 -29% -16,964 -49% Montgomery 59,901 144 -36 -20% 500 1% Muscatine 64,342 148 -98 -40% -27,273 -30% O'Brien 207,852 327 -166 -34% -58,833 -22% Osceola 109,562 184 -53 -22% -24,779 -18% Page 62,105 212 -65 -23% -23,175 -27% Palo Alto 148,910 194 -114 -37% 7,677 5% Plymouth 327,450 574 -206 -26% -75,614 -19% Pocahontas 96,222 171 -89 -34% -20,699 -18% Polk 50,839 78 -42 -35% 9,258 22% Pottawattamie 94,273 267 -138 -34% -49,620 -34% Poweshiek 83,549 177 -133 -43% -43,490 -34% Ringgold 141,415 128 -63 -33% 92,301 188% Sac 181,520 291 -112 -28% -46,496 -20% Scott 108,473 165 -119 -42% -30,566 -22% Shelby 113,982 255 -229 -47% -80,924 -42% Sioux 472,483 789 -183 -19% -129,005 -21% Story 104,348 160 -77 -32% -8,033 -7% Tama 84,744 200 -211 -51% -47,472 -36% Taylor 37,007 167 -24 -13% -28,145 -43% Union 26,550 115 -30 -21% -16,683 -39% Van Buren 58,411 108 -50 -32% -12,539 -18% Wapello 36,480 100 -42 -30% -18,244 -33% Warren 51,346 186 -40 -18% -21,487 -30% Washington 334,629 459 -102 -18% -9,541 -3% Wayne 21,656 117 -32 -21% -17,354 -44% Webster 226,785 125 -109 -47% 109,827 94% Winnebago 59,372 130 -63 -33% -20,147 -25% Winneshiek 141,695 325 -266 -45% -40,829 -22% Woodbury 104,986 317 -57 -15% -41,582 -28% Worth 63,329 119 -87 -42% -8,747 -12% Wright 426,456 109 -72 -40% 344,224 419%