| Rank | City | 2022 Population (Est.) | Growth Rate (Annual) |
|---|---|---|---|
| 1 | Hamer | 88 | 3.5% |
| 2 | Star | 12,912 | 13.6% |
| 3 | Kuna | 26,673 | 8.6% |
| 4 | Meridian | 125,963 | 5.2% |
| 5 | Middleton | 10,169 | 6.6% |
| 6 | Ammon | 18,673 | 4.5% |
| 7 | Eagle | 32,100 | 3.8% |
| 8 | Post Falls | 42,610 | 8.7% |
| 9 | Iona | 2,885 | 5.1% |
| 10 | Caldwell | 63,629 | 5.2% |
| 11 | Ponderay | 1,470 | 12.5% |
| 12 | Victor | 2,236 | 2.9% |
| 13 | Rathdrum | 10,223 | 10.0% |
| 14 | Kootenai | 1,002 | 5.1% |
| 15 | Sugar City | 2,616 | 10.9% |
| 16 | Clifton | 428 | 1.9% |
| 17 | Dover | 917 | 18.0% |
| 18 | Rexburg | 35,300 | 1.2% |
| 19 | Dietrich | 293 | 3.2% |
| 20 | Nampa | 106,186 | 5.0% |
| 21 | Donnelly | 260 | 2.4% |
| 22 | McCall | 3,844 | 4.2% |
| 23 | Kimberly | 4,824 | 4.2% |
| 24 | Driggs | 2,139 | 8.0% |
| 25 | Spirit Lake | 2,462 | 4.7% |
| 26 | Rigby | 5,241 | 3.6% |
| 27 | Hayden | 16,194 | 3.6% |
| 28 | Fruitland | 6,454 | 5.7% |
| 29 | Franklin | 1,062 | 3.2% |
| 30 | Atomic City | 41 | 2.5% |
| 31 | Chubbuck | 15,842 | 0.8% |
| 32 | Irwin | 273 | 5.4% |
| 33 | Coeur d'Alene | 55,904 | 2.1% |
| 34 | Filer | 2,824 | 2.3% |
| 35 | Jerome | 12,555 | 2.0% |
| 36 | Twin Falls | 53,213 | 2.7% |
| 37 | Hailey | 9,463 | 3.4% |
| 38 | Paul | 1,441 | 20.3% |
| 39 | Mountain Home | 16,235 | 0.8% |
| 40 | Marsing | 1,263 | 2.5% |
| 41 | Emmett | 7,819 | 2.4% |
| 42 | Bellevue | 2,568 | 0.7% |
| 43 | Carey | 691 | – |
| 44 | Moyie Springs | 874 | 4.8% |
| 45 | Notus | 610 | 0.5% |
| 46 | Sandpoint | 9,003 | 4.7% |
| 47 | Idaho Falls | 66,898 | 1.9% |
| 48 | Oldtown | 235 | 5.4% |
| 49 | Shelley | 5,032 | 4.0% |
| 50 | Hayden Lake | 662 | 1.1% |
| 51 | Ucon | 1,216 | 4.5% |
| 52 | Melba | 581 | 1.4% |
| 53 | Sun Valley | 1,814 | 0.8% |
| 54 | Heyburn | 3,692 | -0.2% |
| 55 | Hope | 100 | 3.1% |
| 56 | Hagerman | 981 | 0.8% |
| 57 | Burley | 11,863 | 1.7% |
| 58 | Tetonia | 311 | 0.3% |
| 59 | Weston | 529 | 2.9% |
| 60 | Wendell | 2,926 | 0.5% |
| 61 | Preston | 5,771 | 2.8% |
| 62 | Mud Lake | 330 | 3.4% |
| 63 | Stanley | 122 | 2.5% |
| 64 | Boise City | 237,446 | 0.7% |
| 65 | Teton | 806 | 1.5% |
| 66 | Ririe | 694 | 4.4% |
| 67 | Moscow | 25,850 | 1.5% |
| 68 | Ketchum | 3,588 | 0.5% |
| 69 | Shoshone | 1,678 | 2.3% |
| 70 | East Hope | 239 | 3.5% |
| 71 | Parma | 2,114 | 1.1% |
| 72 | Dayton | 526 | 1.5% |
| 73 | Swan Valley | 254 | 5.8% |
| 74 | Homedale | 2,996 | 3.3% |
| 75 | Blackfoot | 12,332 | 0.9% |
| 76 | Hazelton | 813 | 0.7% |
| 77 | Buhl | 4,654 | 1.9% |
| 78 | Payette | 8,415 | 2.9% |
| 79 | Fairfield | 463 | 4.0% |
| 80 | Garden City | 12,288 | -0.1% |
| 81 | Hansen | 1,105 | 0.6% |
| 82 | Worley | 255 | 0.4% |
| 83 | Wilder | 1,656 | 3.9% |
| 84 | American Falls | 4,610 | 1.1% |
| 85 | Dalton Gardens | 2,556 | 0.6% |
| 86 | St. Anthony | 3,752 | 1.5% |
| 87 | Lewiston | 34,447 | 0.8% |
| 88 | Genesee | 1,044 | 1.5% |
| 89 | Oakley | 804 | 1.8% |
| 90 | Council | 908 | 4.7% |
| 91 | Troy | 906 | 1.5% |
| 92 | Culdesac | 418 | 0.5% |
| 93 | Pocatello | 57,092 | 1.4% |
| 94 | St. Charles | 172 | 5.5% |
| 95 | New Plymouth | 1,535 | 1.2% |
| 96 | Gooding | 3,713 | 0.8% |
| 97 | Firth | 530 | 1.3% |
| 98 | Inkom | 809 | 1.4% |
| 99 | Rupert | 6,099 | 0.1% |
| 100 | Richfield | 442 | 3.0% |
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