| Rank | City | 2023 Population (Est.) | Growth Rate (Annual) |
|---|---|---|---|
| 1 | Boise City | 236,727 | 0.2% |
| 2 | Meridian | 129,707 | 4.1% |
| 3 | Nampa | 110,858 | 4.7% |
| 4 | Idaho Falls | 67,760 | 1.6% |
| 5 | Caldwell | 65,867 | 4.4% |
| 6 | Pocatello | 57,824 | 1.4% |
| 7 | Coeur d'Alene | 56,660 | 1.7% |
| 8 | Twin Falls | 54,368 | 2.4% |
| 9 | Post Falls | 44,144 | 6.1% |
| 10 | Rexburg | 40,453 | 7.7% |
| 11 | Lewiston | 34,821 | 0.9% |
| 12 | Eagle | 32,423 | 2.4% |
| 13 | Kuna | 27,224 | 5.3% |
| 14 | Moscow | 26,213 | 1.5% |
| 15 | Ammon | 19,011 | 3.1% |
| 16 | Hayden | 16,504 | 2.8% |
| 17 | Mountain Home | 16,501 | 1.2% |
| 18 | Chubbuck | 16,174 | 1.4% |
| 19 | Star | 14,669 | 13.6% |
| 20 | Jerome | 13,001 | 2.8% |
| 21 | Garden City | 12,923 | 2.5% |
| 22 | Blackfoot | 12,789 | 2.3% |
| 23 | Burley | 12,145 | 2.1% |
| 24 | Middleton | 10,642 | 5.6% |
| 25 | Rathdrum | 10,632 | 7.0% |
| 26 | Sandpoint | 9,768 | 6.6% |
| 27 | Hailey | 9,658 | 2.7% |
| 28 | Payette | 8,575 | 2.4% |
| 29 | Emmett | 8,201 | 3.6% |
| 30 | Fruitland | 6,732 | 5.0% |
| 31 | Rupert | 6,238 | 1.2% |
| 32 | Preston | 5,987 | 3.3% |
| 33 | Weiser | 5,943 | 2.7% |
| 34 | Rigby | 5,437 | 3.7% |
| 35 | Shelley | 5,115 | 2.8% |
| 36 | Kimberly | 5,084 | 4.8% |
| 37 | American Falls | 4,698 | 1.5% |
| 38 | Buhl | 4,674 | 1.2% |
| 39 | McCall | 3,977 | 3.8% |
| 40 | St. Anthony | 3,923 | 3.0% |
| 41 | Gooding | 3,761 | 1.0% |
| 42 | Heyburn | 3,643 | -0.8% |
| 43 | Ketchum | 3,561 | -0.1% |
| 44 | Grangeville | 3,557 | 3.4% |
| 45 | Orofino | 3,256 | 0.2% |
| 46 | Salmon | 3,235 | 2.0% |
| 47 | Soda Springs | 3,178 | 1.4% |
| 48 | Homedale | 3,133 | 3.9% |
| 49 | Iona | 3,028 | 5.0% |
| 50 | Wendell | 2,971 | 1.0% |
| 51 | Filer | 2,898 | 2.5% |
| 52 | Montpelier | 2,732 | 2.1% |
| 53 | Bonners Ferry | 2,684 | 3.7% |
| 54 | Bellevue | 2,602 | 1.0% |
| 55 | Dalton Gardens | 2,530 | -0.2% |
| 56 | Spirit Lake | 2,511 | 3.3% |
| 57 | St. Maries | 2,478 | 2.5% |
| 58 | Kellogg | 2,438 | 2.8% |
| 59 | Malad City | 2,287 | -0.0% |
| 60 | Driggs | 2,245 | 6.5% |
| 61 | Victor | 2,245 | 1.6% |
| 62 | Parma | 2,123 | 0.7% |
| 63 | Sugar City | 2,038 | -7.0% |
| 64 | Aberdeen | 1,834 | 1.8% |
| 65 | Sun Valley | 1,790 | -0.3% |
| 66 | Priest River | 1,783 | 3.1% |
| 67 | Pinehurst | 1,774 | 2.9% |
| 68 | Paul | 1,726 | 20.0% |
| 69 | Shoshone | 1,724 | 2.5% |
| 70 | Osburn | 1,653 | 2.3% |
| 71 | Wilder | 1,643 | 1.5% |
| 72 | Ponderay | 1,602 | 10.7% |
| 73 | New Plymouth | 1,542 | 0.8% |
| 74 | Glenns Ferry | 1,295 | -0.0% |
| 75 | Marsing | 1,263 | 1.3% |
| 76 | Ucon | 1,226 | 2.6% |
| 77 | Lapwai | 1,196 | 1.1% |
| 78 | Kamiah | 1,181 | 1.5% |
| 79 | Plummer | 1,111 | 4.4% |
| 80 | Hansen | 1,099 | 0.0% |
| 81 | Franklin | 1,096 | 3.2% |
| 82 | Genesee | 1,059 | 1.4% |
| 83 | Kootenai | 1,037 | 4.3% |
| 84 | Cascade | 1,012 | 1.8% |
| 85 | Dover | 998 | 13.3% |
| 86 | Hagerman | 986 | 0.7% |
| 87 | Moyie Springs | 976 | 8.2% |
| 88 | Ashton | 962 | 0.8% |
| 89 | Council | 946 | 4.5% |
| 90 | Grace | 940 | 0.6% |
| 91 | Challis | 930 | 1.8% |
| 92 | Arco | 917 | 2.0% |
| 93 | Troy | 913 | 1.1% |
| 94 | Cottonwood | 895 | 4.5% |
| 95 | Hauser | 837 | 4.6% |
| 96 | Horseshoe Bend | 837 | 7.7% |
| 97 | Teton | 831 | 2.3% |
| 98 | Inkom | 824 | 1.6% |
| 99 | Wallace | 824 | 2.4% |
| 100 | McCammon | 821 | -0.6% |
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