| Agency type | Agency name | Zero data per quarter1 | Population2 | |||
|---|---|---|---|---|---|---|
| 1st quarter | 2nd quarter | 3rd quarter | 4th quarter | |||
| Cities | Adel | 0 | 0 | 0 | 0 | 4,135 |
| Albia | 0 | 0 | 0 | 0 | 3,615 | |
| Algona | 0 | 0 | 0 | 0 | 5,443 | |
| Altoona | 0 | 0 | 0 | 0 | 13,882 | |
| Ames | 0 | 0 | 0 | 0 | 51,622 | |
| Anamosa | 0 | 0 | 0 | 0 | 5,675 | |
| Ankeny | 0 | 0 | 0 | 0 | 40,546 | |
| Atlantic | 0 | 0 | 0 | 0 | 6,842 | |
| Audubon | 0 | 0 | 0 | 0 | 2,166 | |
| Belmond | 0 | 0 | 0 | 0 | 2,387 | |
| Bettendorf | 0 | 0 | 0 | 0 | 32,501 | |
| Bloomfield | 0 | 0 | 0 | 0 | 2,575 | |
| Boone | 0 | 0 | 0 | 0 | 12,768 | |
| Burlington | 0 | 0 | 0 | 0 | 25,258 | |
| Camanche | 0 | 0 | 0 | 0 | 4,298 | |
| Carlisle | 0 | 0 | 0 | 0 | 3,599 | |
| Carroll | 0 | 0 | 0 | 0 | 9,976 | |
| Carter Lake | 0 | 0 | 0 | 0 | 3,304 | |
| Cedar Rapids | 0 | 0 | 0 | 0 | 124,730 | |
| Centerville | 0 | 0 | 0 | 0 | 5,662 | |
| Chariton | 0 | 0 | 0 | 0 | 4,554 | |
| Charles City | 0 | 0 | 0 | 0 | 7,574 | |
| Cherokee | 0 | 0 | 0 | 0 | 4,911 | |
| Clarinda | 0 | 0 | 0 | 0 | 5,558 | |
| Clarion | 0 | 0 | 0 | 0 | 2,796 | |
| Clear Lake | 0 | 0 | 0 | 0 | 7,848 | |
| Clinton | 0 | 0 | 0 | 0 | 26,937 | |
| Clive | 0 | 0 | 0 | 0 | 14,231 | |
| Cresco | 0 | 0 | 0 | 0 | 3,763 | |
| Creston | 0 | 0 | 0 | 0 | 7,401 | |
| Denison | 0 | 0 | 0 | 0 | 7,427 | |
| De Witt | 0 | 0 | 0 | 0 | 5,360 | |
| Dyersville | 0 | 0 | 0 | 0 | 4,186 | |
| Eagle Grove | 0 | 0 | 0 | 3,424 | ||
| Eldora | 0 | 0 | 0 | 0 | 2,789 | |
| Eldridge | 0 | 0 | 0 | 0 | 4,685 | |
| Emmetsburg | 0 | 0 | 0 | 0 | 3,633 | |
| Estherville | 0 | 0 | 0 | 0 | 6,276 | |
| Evansdale | 0 | 0 | 0 | 0 | 4,998 | |
| Fairfield | 0 | 0 | 0 | 0 | 9,354 | |
| Forest City | 0 | 0 | 0 | 0 | 4,202 | |
| Fort Madison | 0 | 0 | 0 | 0 | 10,841 | |
| Garner | 0 | 0 | 0 | 0 | 2,990 | |
| Glenwood | 0 | 0 | 0 | 0 | 5,816 | |
| Grinnell | 0 | 0 | 0 | 9,408 | ||
| Grundy Center | 0 | 0 | 0 | 2,581 | ||
| Hampton | 0 | 0 | 0 | 0 | 4,226 | |
| Harlan | 0 | 0 | 5,111 | |||
| Hawarden | 0 | 0 | 0 | 0 | 2,426 | |
| Humboldt | 0 | 0 | 0 | 0 | 4,379 | |
| Independence | 0 | 0 | 0 | 0 | 6,118 | |
| Indianola | 0 | 0 | 0 | 0 | 14,399 | |
| Iowa City | 0 | 0 | 0 | 0 | 62,700 | |
| Iowa Falls | 0 | 0 | 0 | 0 | 5,040 | |
| Jefferson | 0 | 0 | 0 | 0 | 4,337 | |
| Johnston | 0 | 0 | 0 | 0 | 15,622 | |
| Knoxville | 0 | 7,434 | ||||
| Le Claire | 0 | 3,181 | ||||
| Le Mars | 0 | 0 | 0 | 0 | 9,375 | |
| Leon | 0 | 0 | 0 | 0 | 1,923 | |
| Manchester | 0 | 0 | 0 | 0 | 4,958 | |
| Maquoketa | 0 | 0 | 0 | 0 | 6,006 | |
| Marshalltown | 0 | 0 | 0 | 0 | 25,958 | |
| Mason City | 0 | 0 | 0 | 0 | 27,541 | |
| Missouri Valley | 0 | 0 | 0 | 2,870 | ||
| Monticello | 0 | 0 | 0 | 0 | 3,738 | |
| Mount Pleasant | 0 | 0 | 0 | 0 | 8,918 | |
| Mount Vernon | 0 | 0 | 0 | 0 | 4,210 | |
| Muscatine | 0 | 0 | 0 | 0 | 22,705 | |
| Nevada | 0 | 0 | 0 | 0 | 6,275 | |
| New Hampton | 0 | 0 | 0 | 0 | 3,464 | |
| Newton | 0 | 0 | 0 | 0 | 15,459 | |
| North Liberty | 0 | 0 | 0 | 0 | 10,826 | |
| Norwalk | 0 | 0 | 0 | 0 | 8,413 | |
| Oelwein | 0 | 0 | 0 | 0 | 6,273 | |
| Ogden | 0 | 2,005 | ||||
| Onawa | 0 | 0 | 2,838 | |||
| Orange City | 0 | 0 | 0 | 0 | 5,897 | |
| Osage | 0 | 0 | 0 | 0 | 3,447 | |
| Osceola | 0 | 0 | 0 | 0 | 4,782 | |
| Oskaloosa | 0 | 0 | 0 | 0 | 11,033 | |
| Pella | 0 | 0 | 0 | 0 | 10,280 | |
| Pleasant Hill | 0 | 0 | 0 | 0 | 7,458 | |
| Polk City | 0 | 0 | 0 | 0 | 3,098 | |
| Prairie City | 0 | 0 | 0 | 0 | 1,459 | |
| Red Oak | 0 | 0 | 0 | 0 | 5,907 | |
| Rock Valley | 0 | 3,005 | ||||
| Sac City | 0 | 0 | 0 | 0 | 2,157 | |
| Sergeant Bluff | 0 | 0 | 0 | 0 | 4,009 | |
| Sheldon | 0 | 0 | 0 | 0 | 4,863 | |
| Shenandoah | 0 | 0 | 0 | 0 | 5,172 | |
| Sioux Center | 0 | 6,693 | ||||
| Spencer | 0 | 0 | 0 | 0 | 11,015 | |
| Spirit Lake | 0 | 0 | 0 | 0 | 4,783 | |
| St. Ansgar | 0 | 0 | 0 | 0 | 975 | |
| State Center | 0 | 0 | 0 | 0 | 1,356 | |
| Storm Lake | 0 | 0 | 0 | 0 | 9,855 | |
| Story City | 0 | 0 | 0 | 0 | 3,187 | |
| Urbandale | 0 | 0 | 0 | 0 | 38,381 | |
| Vinton | 0 | 0 | 0 | 0 | 5,239 | |
| Waterloo | 0 | 0 | 0 | 0 | 65,607 | |
| Waukee | 0 | 0 | 0 | 0 | 11,945 | |
| Waverly | 0 | 0 | 0 | 0 | 9,396 | |
| Webster City | 0 | 0 | 0 | 0 | 8,004 | |
| West Burlington | 0 | 0 | 0 | 0 | 3,376 | |
| West Des Moines | 0 | 0 | 0 | 0 | 54,988 | |
| West Liberty | 0 | 0 | 0 | 0 | 3,695 | |
| West Union | 0 | 0 | 0 | 0 | 2,436 | |
| Williamsburg | 0 | 0 | 0 | 0 | 2,831 | |
| Wilton | 0 | 0 | 0 | 0 | 2,862 | |
| Windsor Heights | 0 | 0 | 0 | 0 | 4,506 | |
| Winterset | 0 | 0 | 0 | 0 | 4,970 | |
| Universities and Colleges | University of Northern Iowa | 0 | 0 | 0 | 0 | 12,327 |
| Metropolitan Counties | Benton | 0 | 0 | 0 | 0 | |
| Black Hawk | 0 | 0 | 0 | 0 | ||
| Bremer | 0 | 0 | 0 | 0 | ||
| Dallas | 0 | 0 | 0 | 0 | ||
| Dubuque | 0 | 0 | 0 | 0 | ||
| Grundy | 0 | 0 | 0 | 0 | ||
| Guthrie | 0 | 0 | 0 | 0 | ||
| Harrison | 0 | 0 | 0 | 0 | ||
| Johnson | 0 | 0 | 0 | 0 | ||
| Jones | 0 | 0 | 0 | 0 | ||
| Linn | 0 | 0 | 0 | 0 | ||
| Madison | 0 | 0 | 0 | 0 | ||
| Mills | 0 | 0 | 0 | 0 | ||
| Pottawattamie | 0 | 0 | 0 | 0 | ||
| Scott | 0 | 0 | 0 | 0 | ||
| Story | 0 | 0 | 0 | 0 | ||
| Warren | 0 | 0 | 0 | 0 | ||
| Washington | 0 | 0 | 0 | 0 | ||
| Woodbury | 0 | 0 | 0 | 0 | ||
| Nonmetropolitan Counties | Adair | 0 | 0 | 0 | 0 | |
| Adams | 0 | 0 | 0 | 0 | ||
| Allamakee | 0 | 0 | 0 | 0 | ||
| Appanoose | 0 | 0 | 0 | 0 | ||
| Audubon | 0 | 0 | 0 | 0 | ||
| Boone | 0 | 0 | 0 | 0 | ||
| Buchanan | 0 | 0 | 0 | 0 | ||
| Buena Vista | 0 | 0 | 0 | 0 | ||
| Butler | 0 | 0 | 0 | 0 | ||
| Calhoun | 0 | 0 | 0 | 0 | ||
| Carroll | 0 | 0 | 0 | 0 | ||
| Cass | 0 | 0 | 0 | 0 | ||
| Cedar | 0 | 0 | 0 | 0 | ||
| Cerro Gordo | 0 | 0 | 0 | 0 | ||
| Cherokee | 0 | 0 | 0 | 0 | ||
| Chickasaw | 0 | 0 | 0 | 0 | ||
| Clarke | 0 | 0 | 0 | 0 | ||
| Clay | 0 | 0 | 0 | 0 | ||
| Clayton | 0 | 0 | 0 | 0 | ||
| Clinton | 0 | 0 | 0 | 0 | ||
| Crawford | 0 | 0 | 0 | 0 | ||
| Davis | 0 | 0 | 0 | 0 | ||
| Decatur | 0 | 0 | 0 | 0 | ||
| Delaware | 0 | 0 | 0 | 0 | ||
| Des Moines | 0 | 0 | 0 | 0 | ||
| Dickinson | 0 | 0 | 0 | 0 | ||
| Emmet | 0 | 0 | 0 | 0 | ||
| Fayette | 0 | 0 | 0 | 0 | ||
| Floyd | 0 | 0 | 0 | 0 | ||
| Franklin | 0 | 0 | 0 | 0 | ||
| Fremont | 0 | 0 | ||||
| Greene | 0 | 0 | 0 | 0 | ||
| Hamilton | 0 | 0 | 0 | 0 | ||
| Hancock | 0 | 0 | 0 | 0 | ||
| Hardin | 0 | 0 | 0 | 0 | ||
| Henry | 0 | 0 | 0 | 0 | ||
| Howard | 0 | 0 | 0 | 0 | ||
| Humboldt | 0 | 0 | 0 | 0 | ||
| Ida | 0 | 0 | 0 | 0 | ||
| Iowa | 0 | 0 | 0 | 0 | ||
| Jackson | 0 | 0 | ||||
| Jasper | 0 | 0 | 0 | 0 | ||
| Jefferson | 0 | 0 | 0 | 0 | ||
| Keokuk | 0 | 0 | 0 | 0 | ||
| Kossuth | 0 | |||||
| Lee | 0 | 0 | 0 | 0 | ||
| Louisa | 0 | 0 | 0 | 0 | ||
| Lucas | 0 | 0 | 0 | 0 | ||
| Lyon | 0 | 0 | 0 | 0 | ||
| Mahaska | 0 | 0 | 0 | 0 | ||
| Marion | 0 | 0 | 0 | 0 | ||
| Marshall | 0 | 0 | 0 | 0 | ||
| Mitchell | 0 | 0 | 0 | 0 | ||
| Monona | 0 | 0 | 0 | 0 | ||
| Monroe | 0 | 0 | 0 | 0 | ||
| Montgomery | 0 | 0 | 0 | 0 | ||
| Muscatine | 0 | 0 | 0 | 0 | ||
| O'Brien | 0 | 0 | 0 | 0 | ||
| Osceola | 0 | 0 | 0 | 0 | ||
| Palo Alto | 0 | 0 | 0 | 0 | ||
| Plymouth | 0 | 0 | 0 | 0 | ||
| Pocahontas | 0 | 0 | 0 | 0 | ||
| Poweshiek | 0 | 0 | 0 | 0 | ||
| Ringgold | 0 | 0 | ||||
| Sac | 0 | 0 | 0 | 0 | ||
| Shelby | 0 | 0 | 0 | |||
| Sioux | 0 | 0 | 0 | 0 | ||
| Tama | 0 | 0 | 0 | 0 | ||
| Taylor | 0 | 0 | 0 | 0 | ||
| Union | 0 | 0 | 0 | 0 | ||
| Van Buren | 0 | 0 | 0 | 0 | ||
| Wapello | 0 | 0 | 0 | 0 | ||
| Wayne | 0 | 0 | 0 | 0 | ||
| Webster | 0 | 0 | 0 | 0 | ||
| Winnebago | 0 | 0 | 0 | 0 | ||
| Winneshiek | 0 | 0 | 0 | 0 | ||
| Worth | 0 | 0 | 0 | 0 | ||
| Wright | 0 | 0 | 0 | 0 | ||