| Rank | City | 2019 Population (Est.) | Growth Rate (Annual) |
|---|---|---|---|
| 1 | Boise City | 228,790 | 1.3% |
| 2 | Meridian | 106,804 | 4.5% |
| 3 | Nampa | 96,252 | 2.1% |
| 4 | Idaho Falls | 61,535 | 1.0% |
| 5 | Caldwell | 56,541 | 2.5% |
| 6 | Pocatello | 56,266 | 0.5% |
| 7 | Coeur d'Alene | 51,303 | 1.9% |
| 8 | Twin Falls | 49,764 | 1.5% |
| 9 | Post Falls | 34,691 | 2.9% |
| 10 | Lewiston | 32,817 | 0.4% |
| 11 | Rexburg | 28,687 | 1.5% |
| 12 | Eagle | 28,363 | 4.5% |
| 13 | Moscow | 25,766 | 1.0% |
| 14 | Kuna | 20,746 | 4.0% |
| 15 | Ammon | 16,475 | 2.2% |
| 16 | Chubbuck | 15,316 | 1.2% |
| 17 | Hayden | 15,166 | 1.7% |
| 18 | Mountain Home | 14,451 | 0.2% |
| 19 | Blackfoot | 11,946 | 0.0% |
| 20 | Garden City | 11,911 | 1.0% |
| 21 | Jerome | 11,807 | 1.0% |
| 22 | Burley | 10,525 | 0.2% |
| 23 | Star | 9,940 | 7.0% |
| 24 | Rathdrum | 8,704 | 3.1% |
| 25 | Sandpoint | 8,703 | 2.1% |
| 26 | Hailey | 8,501 | 0.8% |
| 27 | Middleton | 8,009 | 4.8% |
| 28 | Payette | 7,527 | 0.2% |
| 29 | Emmett | 6,903 | 0.6% |
| 30 | Rupert | 5,769 | 0.5% |
| 31 | Preston | 5,501 | 0.7% |
| 32 | Fruitland | 5,388 | 1.8% |
| 33 | Weiser | 5,381 | -0.3% |
| 34 | Shelley | 4,424 | 0.0% |
| 35 | Buhl | 4,407 | 0.8% |
| 36 | American Falls | 4,367 | -0.3% |
| 37 | Rigby | 4,193 | 0.8% |
| 38 | Kimberly | 3,962 | 2.5% |
| 39 | St. Anthony | 3,571 | 0.1% |
| 40 | Gooding | 3,473 | -0.3% |
| 41 | McCall | 3,470 | 1.9% |
| 42 | Heyburn | 3,417 | 1.3% |
| 43 | Grangeville | 3,200 | 0.2% |
| 44 | Salmon | 3,141 | 0.1% |
| 45 | Orofino | 3,124 | -0.1% |
| 46 | Soda Springs | 3,032 | -0.1% |
| 47 | Filer | 2,851 | 1.6% |
| 48 | Ketchum | 2,827 | 0.6% |
| 49 | Wendell | 2,715 | -0.3% |
| 50 | Homedale | 2,675 | 0.2% |
| 51 | Bonners Ferry | 2,595 | 0.3% |
| 52 | Montpelier | 2,522 | -0.4% |
| 53 | Spirit Lake | 2,513 | 3.3% |
| 54 | St. Maries | 2,448 | 0.2% |
| 55 | Bellevue | 2,428 | 0.8% |
| 56 | Dalton Gardens | 2,403 | 0.4% |
| 57 | Iona | 2,351 | 3.4% |
| 58 | Victor | 2,260 | 2.0% |
| 59 | Parma | 2,132 | 0.9% |
| 60 | Malad City | 2,126 | 0.2% |
| 61 | Kellogg | 2,119 | -0.0% |
| 62 | Aberdeen | 1,952 | -0.3% |
| 63 | Priest River | 1,853 | 0.7% |
| 64 | Driggs | 1,814 | 1.1% |
| 65 | Wilder | 1,792 | 2.0% |
| 66 | Pinehurst | 1,616 | -0.0% |
| 67 | Osburn | 1,549 | -0.0% |
| 68 | New Plymouth | 1,519 | -0.2% |
| 69 | Shoshone | 1,511 | 0.4% |
| 70 | Sun Valley | 1,473 | 0.6% |
| 71 | Paul | 1,443 | 2.7% |
| 72 | Sugar City | 1,347 | -1.5% |
| 73 | Marsing | 1,312 | 3.1% |
| 74 | Glenns Ferry | 1,295 | -0.2% |
| 75 | Hansen | 1,280 | 1.4% |
| 76 | Kamiah | 1,265 | -0.3% |
| 77 | Ucon | 1,155 | 0.5% |
| 78 | Ponderay | 1,134 | -0.0% |
| 79 | Lapwai | 1,132 | -0.1% |
| 80 | Challis | 1,088 | 0.1% |
| 81 | Ashton | 1,060 | -0.8% |
| 82 | Plummer | 1,024 | -0.2% |
| 83 | Cascade | 1,000 | 0.8% |
| 84 | Genesee | 971 | 0.2% |
| 85 | Cottonwood | 931 | 0.4% |
| 86 | Grace | 924 | 0.1% |
| 87 | Kootenai | 922 | 3.9% |
| 88 | Inkom | 903 | 0.7% |
| 89 | Troy | 896 | 0.5% |
| 90 | Council | 886 | 0.7% |
| 91 | Greenleaf | 885 | 0.6% |
| 92 | Hagerman | 884 | 0.2% |
| 93 | Arco | 882 | -1.5% |
| 94 | McCammon | 835 | 0.4% |
| 95 | Franklin | 828 | 3.3% |
| 96 | Potlatch | 817 | 0.2% |
| 97 | Hazelton | 816 | 1.0% |
| 98 | Menan | 811 | 1.1% |
| 99 | Oakley | 804 | 0.7% |
| 100 | Dover | 788 | 4.5% |
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