Counties · Iowa
Iowa counties
- 99Counties
- 37,085Federal records
37,085 federal facility and compliance records are on file across 99 Iowa counties, listed largest first. Every county with records in more than one program is here, not a selection.
Polk County carries the most records of any Iowa county here, 4,104, and Adams County the fewest on this list, with 92. Counties are listed largest first, and every one named links to its own profile of federal facility and compliance records and to the industries recorded in it.
- Polk County 4,104
- Linn County 1,768
- Scott County 1,172
- Dubuque County 1,127
- Black Hawk County 1,034
- Woodbury County 975
- Pottawattamie County 941
- Sioux County 757
- Johnson County 658
- Story County 635
- Dallas County 545
- Clinton County 511
- Webster County 479
- Plymouth County 472
- Cerro Gordo County 465
- Carroll County 456
- Muscatine County 427
- Hardin County 408
- Washington County 403
- Lyon County 392
- Buchanan County 387
- Marshall County 377
- Lee County 370
- Kossuth County 366
- Des Moines County 365
- Benton County 363
- Harrison County 356
- Winneshiek County 356
- Clayton County 355
- Warren County 354
- Jasper County 350
- Jones County 346
- Marion County 345
- Butler County 341
- Fayette County 341
- Buena Vista County 340
- O'Brien County 327
- Wapello County 321
- Tama County 316
- Jackson County 313
- Bremer County 302
- Delaware County 300
- Crawford County 296
- Chickasaw County 295
- Cedar County 294
- Mahaska County 287
- Sac County 281
- Keokuk County 274
- Poweshiek County 273
- Cass County 261
- Allamakee County 258
- Iowa County 258
- Palo Alto County 257
- Boone County 256
- Mitchell County 254
- Appanoose County 251
- Dickinson County 250
- Floyd County 241
- Grundy County 240
- Howard County 239
- Henry County 238
- Cherokee County 237
- Humboldt County 236
- Clay County 232
- Wright County 232
- Page County 231
- Hamilton County 230
- Calhoun County 226
- Hancock County 226
- Shelby County 222
- Mills County 218
- Winnebago County 211
- Pocahontas County 206
- Franklin County 204
- Greene County 201
- Guthrie County 200
- Emmet County 198
- Monona County 190
- Montgomery County 183
- Ida County 180
- Osceola County 180
- Jefferson County 174
- Union County 172
- Madison County 167
- Wayne County 159
- Lucas County 154
- Worth County 152
- Davis County 150
- Fremont County 147
- Louisa County 147
- Taylor County 145
- Audubon County 140
- Clarke County 129
- Adair County 128
- Monroe County 122
- Van Buren County 120
- Decatur County 113
- Ringgold County 108
- Adams County 92
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What this page shows
The page lists the counties of Iowa that carry federal facility and compliance records. Across the state, 99 counties carry records, and the total number of records counted is 37085. Specific counties carry counts of their own within this total. Polk County carries 4104 records, while Linn County carries 1768. Scott County carries 1172 records, and Dubuque County carries 1127. These figures represent the specific data points available for those jurisdictions. The presence of these records indicates that these counties hold documented federal compliance data. Individuals seeking information on federal facility operations in Iowa will find these counts relevant. The data provides a factual basis for understanding where federal records exist. Each listed county contributes its specific number to the overall state total. This structure allows for a clear view of the distribution of federal records across the region.
Figures from the federal source files: EPA’s ECHO downloads, CMS provider files and the FMCSA census.