| Rank | City | 2023 Population (Est.) | Growth Rate (Annual) |
|---|---|---|---|
| 1 | Star | 14,669 | 13.6% |
| 2 | Kuna | 27,224 | 5.3% |
| 3 | Meridian | 129,707 | 4.1% |
| 4 | Middleton | 10,642 | 5.6% |
| 5 | Ammon | 19,011 | 3.1% |
| 6 | Eagle | 32,423 | 2.4% |
| 7 | Iona | 3,028 | 5.0% |
| 8 | Post Falls | 44,144 | 6.1% |
| 9 | Ponderay | 1,602 | 10.7% |
| 10 | Caldwell | 65,867 | 4.4% |
| 11 | Rexburg | 40,453 | 7.7% |
| 12 | Victor | 2,245 | 1.6% |
| 13 | Rathdrum | 10,632 | 7.0% |
| 14 | Kootenai | 1,037 | 4.3% |
| 15 | Dover | 998 | 13.3% |
| 16 | Clifton | 442 | 2.6% |
| 17 | Nampa | 110,858 | 4.7% |
| 18 | Dietrich | 297 | 2.3% |
| 19 | Kimberly | 5,084 | 4.8% |
| 20 | Driggs | 2,245 | 6.5% |
| 21 | McCall | 3,977 | 3.8% |
| 22 | Donnelly | 258 | 0.8% |
| 23 | Spirit Lake | 2,511 | 3.3% |
| 24 | Rigby | 5,437 | 3.7% |
| 25 | Hayden | 16,504 | 2.8% |
| 26 | Fruitland | 6,732 | 5.0% |
| 27 | Paul | 1,726 | 20.0% |
| 28 | Franklin | 1,096 | 3.2% |
| 29 | Irwin | 283 | 4.5% |
| 30 | Chubbuck | 16,174 | 1.4% |
| 31 | Filer | 2,898 | 2.5% |
| 32 | Coeur d'Alene | 56,660 | 1.7% |
| 33 | Jerome | 13,001 | 2.8% |
| 34 | Sugar City | 2,038 | -7.0% |
| 35 | Twin Falls | 54,368 | 2.4% |
| 36 | Hailey | 9,658 | 2.7% |
| 37 | Moyie Springs | 976 | 8.2% |
| 38 | Emmett | 8,201 | 3.6% |
| 39 | Mountain Home | 16,501 | 1.2% |
| 40 | Sandpoint | 9,768 | 6.6% |
| 41 | Marsing | 1,263 | 1.3% |
| 42 | Bellevue | 2,602 | 1.0% |
| 43 | Oldtown | 247 | 5.2% |
| 44 | Idaho Falls | 67,760 | 1.6% |
| 45 | Shelley | 5,115 | 2.8% |
| 46 | Swan Valley | 283 | 8.6% |
| 47 | Carey | 677 | -1.0% |
| 48 | Notus | 608 | 0.1% |
| 49 | Hope | 104 | 3.5% |
| 50 | Hayden Lake | 666 | 0.8% |
| 51 | Ucon | 1,226 | 2.6% |
| 52 | Burley | 12,145 | 2.1% |
| 53 | Preston | 5,987 | 3.3% |
| 54 | Hagerman | 986 | 0.7% |
| 55 | Weston | 539 | 2.4% |
| 56 | Mud Lake | 341 | 3.4% |
| 57 | Melba | 574 | 0.1% |
| 58 | Sun Valley | 1,790 | -0.3% |
| 59 | Heyburn | 3,643 | -0.8% |
| 60 | Wendell | 2,971 | 1.0% |
| 61 | Teton | 831 | 2.3% |
| 62 | Homedale | 3,133 | 3.9% |
| 63 | Moscow | 26,213 | 1.5% |
| 64 | Shoshone | 1,724 | 2.5% |
| 65 | Blackfoot | 12,789 | 2.3% |
| 66 | Ririe | 698 | 2.5% |
| 67 | Boise City | 236,727 | 0.2% |
| 68 | Tetonia | 300 | -1.6% |
| 69 | Garden City | 12,923 | 2.5% |
| 70 | East Hope | 242 | 2.4% |
| 71 | Stanley | 120 | 0.4% |
| 72 | Winchester | 369 | 14.6% |
| 73 | Dayton | 531 | 1.2% |
| 74 | Parma | 2,123 | 0.7% |
| 75 | Fairfield | 475 | 3.3% |
| 76 | Ketchum | 3,561 | -0.1% |
| 77 | Payette | 8,575 | 2.4% |
| 78 | Hazelton | 813 | 0.4% |
| 79 | Buhl | 4,674 | 1.2% |
| 80 | St. Anthony | 3,923 | 3.0% |
| 81 | Council | 946 | 4.5% |
| 82 | St. Charles | 180 | 5.1% |
| 83 | American Falls | 4,698 | 1.5% |
| 84 | Hansen | 1,099 | 0.0% |
| 85 | Genesee | 1,059 | 1.4% |
| 86 | Oakley | 816 | 1.6% |
| 87 | Worley | 253 | -0.2% |
| 88 | Lewiston | 34,821 | 0.9% |
| 89 | Pocatello | 57,824 | 1.4% |
| 90 | Wilder | 1,643 | 1.5% |
| 91 | Troy | 913 | 1.1% |
| 92 | Culdesac | 421 | 0.6% |
| 93 | Leadore | 99 | 3.2% |
| 94 | Gooding | 3,761 | 1.0% |
| 95 | Dalton Gardens | 2,530 | -0.2% |
| 96 | Plummer | 1,111 | 4.4% |
| 97 | Crouch | 173 | 6.0% |
| 98 | Rupert | 6,238 | 1.2% |
| 99 | Grangeville | 3,557 | 3.4% |
| 100 | Hauser | 837 | 4.6% |
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