Southwest Iowa Cities
| 1 | Pottawattamie County | 62,268 |
| 2 | Union County | 7,344 |
| 3 | Cass County | 6,777 |
| 4 | Montgomery County | 5,416 |
| 5 | Madison County | 5,372 |
| 6 | Page County | 5,285 |
| 7 | Mills County | 5,217 |
| 8 | Page County | 4,872 |
| 9 | Pottawattamie County | 3,748 |
| 10 | Harrison County | 2,649 |
| 11 | Adair County | 2,024 |
| 12 | Guthrie County | 1,875 |
| 13 | Pottawattamie County | 1,675 |
| 14 | Ringgold County | 1,628 |
| 15 | Pottawattamie County | 1,516 |
| 16 | Taylor County | 1,506 |
| 17 | Adams County | 1,465 |
| 18 | Madison County | 1,412 |
| 19 | Taylor County | 1,382 |
| 20 | Pottawattamie County | 1,115 |
| 21 | Montgomery County | 1,107 |
| 22 | Mills County | 1,056 |
| 23 | Fremont County | 1,032 |
| 24 | Cass County | 990 |
| 25 | Fremont County | 975 |
| 26 | Cass County | 965 |
| 27 | Pottawattamie County | 960 |
| 28 | Dallas County | 936 |
| 29 | Pottawattamie County | 903 |
| 30 | Fremont County | 861 |
| 31 | Union County | 860 |
| 32 | Adair County | 777 |
| 33 | Pottawattamie County | 765 |
| 34 | Pottawattamie County | 730 |
| 35 | Pottawattamie County | 719 |
| 36 | Page County | 714 |
| 37 | Montgomery County | 675 |
| 38 | Adair County | 665 |
| 39 | Dallas County | 625 |
| 40 | Pottawattamie County | 623 |
| 41 | Pottawattamie County | 587 |
| 42 | Fremont County | 475 |
| 43 | Mills County | 400 |
| 44 | Taylor County | 388 |
| 45 | Guthrie County | 385 |
| 46 | Union County | 373 |
| 47 | Cass County | 363 |
| 48 | Cass County | 354 |
| 49 | Adair County | 353 |
| 50 | Guthrie County | 343 |
| 51 | Ringgold County | 338 |
| 52 | Montgomery County | 328 |
| 53 | Taylor County | 283 |
| 54 | Pottawattamie County | 261 |
| 55 | Cass County | 250 |
| 56 | Mills County | 247 |
| 57 | Ringgold County | 239 |
| 58 | Fremont County | 239 |
| 59 | Adair County | 233 |
| 60 | Pottawattamie County | 197 |
| 61 | Harrison County | 193 |
| 62 | Adams County | 180 |
| 63 | Fremont County | 179 |
| 64 | Page County | 170 |
| 65 | Page County | 168 |
| 66 | Fremont County | 162 |
| 67 | Page County | 160 |
| 68 | Mills County | 157 |
| 69 | Taylor County | 155 |
| 70 | Adair County | 144 |
| 71 | Pottawattamie County | 144 |
| 72 | Mills County | 140 |
| 73 | Page County | 138 |
| 74 | Audubon County | 135 |
| 75 | Ringgold County | 135 |
| 76 | Ringgold County | 126 |
| 77 | Taylor County | 125 |
| 78 | Fremont County | 121 |
| 79 | Cass County | 111 |
| 80 | Pottawattamie County | 106 |
| 81 | Union County | 102 |
| 82 | Madison County | 102 |
| 83 | Mills County | 101 |
| 84 | Union County | 93 |
| 85 | Harrison County | 91 |
| 86 | Cass County | 91 |
| 87 | Montgomery County | 83 |
| 88 | Adams County | 71 |
| 89 | Union County | 71 |
| 90 | Taylor County | 70 |
| 91 | Ringgold County | 64 |
| 92 | Page County | 61 |
| 93 | Page County | 51 |
| 94 | Fremont County | 50 |
| 95 | Harrison County | 50 |
| 96 | Union County | 47 |
| 97 | Ringgold County | 40 |
| 98 | Fremont County | 37 |
| 99 | Ringgold County | 36 |
| 100 | Adams County | 29 |
| 101 | Page County | 28 |
| 102 | Montgomery County | 27 |
| 103 | Ringgold County | 26 |
| 104 | Ringgold County | 21 |
| 105 | Taylor County | 16 |
| 106 | Ringgold County | 15 |
| 107 | Fremont County | 14 |
| 108 | Ringgold County | 4 |
| 109 | Mills County | 3 |