141 cities
| City | Rank | Annual Change ↓ | 2025 Pop. | 2020 Pop. |
|---|---|---|---|---|
| Kalispell | 1 | 4.82% | 32,803 | 25,078 |
| Kalispell | 2 | 4.82% | 32,803 | 25,267 |
| King Arthur Park | 3 | 4.8% | 2,357 | 1,933 |
| Townsend | 4 | 4.26% | 2,303 | 1,810 |
| Townsend | 5 | 4.26% | 2,303 | 1,832 |
| Belgrade | 6 | 4.02% | 13,253 | 10,476 |
| Belgrade | 7 | 4.02% | 13,253 | 10,693 |
| Red Lodge | 8 | 3.83% | 2,789 | 2,262 |
| Red Lodge | 9 | 3.83% | 2,789 | 2,273 |
| Whitefish | 10 | 3.72% | 9,600 | 7,775 |
| Whitefish | 11 | 3.72% | 9,600 | 7,877 |
| Four Corners | 12 | 3.42% | 6,252 | 4,859 |
| Libby | 13 | 3.37% | 3,344 | 2,785 |
| Libby | 14 | 3.37% | 3,344 | 2,797 |
| Roundup | 15 | 3.32% | 2,084 | 1,743 |
| Roundup | 16 | 3.32% | 2,084 | 1,748 |
| East Helena | 17 | 3.22% | 2,311 | 1,945 |
| East Helena | 18 | 3.22% | 2,311 | 1,948 |
| Hamilton | 19 | 3.05% | 5,547 | 4,692 |
| Hamilton | 20 | 3.05% | 5,547 | 4,725 |
| Eureka | 21 | 2.69% | 1,603 | 1,386 |
| Eureka | 22 | 2.69% | 1,603 | 1,390 |
| Plains | 23 | 2.57% | 1,276 | 1,110 |
| Plains | 24 | 2.57% | 1,276 | 1,115 |
| Thompson Falls | 25 | 2.56% | 1,565 | 1,360 |
| Thompson Falls | 26 | 2.56% | 1,565 | 1,367 |
| Helena Valley Northwest | 27 | 2.55% | 5,558 | 4,256 |
| Stevensville | 28 | 2.46% | 2,291 | 2,003 |
| Stevensville | 29 | 2.46% | 2,291 | 2,015 |
| Whitehall | 30 | 2.42% | 1,143 | 1,003 |
| Whitehall | 31 | 2.42% | 1,143 | 1,008 |
| Corvallis | 32 | 2.39% | 1,501 | 1,755 |
| Ronan | 33 | 2.38% | 2,234 | 1,961 |
| Ronan | 34 | 2.38% | 2,234 | 1,972 |
| Helena Valley Northeast | 35 | 2.36% | 4,558 | 3,519 |
| Marion | 36 | 2.2% | 1,302 | 1,041 |
| Dillon | 37 | 2.12% | 4,332 | 3,876 |
| Dillon | 38 | 2.12% | 4,332 | 3,882 |
| Polson | 39 | 2.08% | 5,748 | 5,139 |
| Polson | 40 | 2.08% | 5,748 | 5,160 |
| Boulder | 41 | 1.92% | 1,330 | 1,200 |
| Boulder | 42 | 1.92% | 1,330 | 1,205 |
| Helena | 43 | 1.78% | 35,347 | 32,112 |
| Helena | 44 | 1.78% | 35,347 | 32,255 |
| Bozeman | 45 | 1.74% | 58,901 | 53,563 |
| Bozeman | 46 | 1.74% | 58,901 | 53,865 |
| North Browning | 47 | 1.58% | 3,149 | 2,862 |
| Malmstrom AFB | 48 | 1.52% | 4,483 | 3,902 |
| Livingston | 49 | 1.49% | 9,155 | 8,460 |
| Livingston | 50 | 1.49% | 9,155 | 8,483 |
| Big Sky | 51 | 1.48% | 2,954 | 3,054 |
| Crow Agency | 52 | 1.43% | 2,052 | 1,972 |
| Columbia Falls | 53 | 1.38% | 5,792 | 5,322 |
| Columbia Falls | 54 | 1.38% | 5,792 | 5,396 |
| Clancy | 55 | 1.24% | 2,047 | 1,964 |
| Columbus | 56 | 1.22% | 1,990 | 1,859 |
| Columbus | 57 | 1.22% | 1,990 | 1,867 |
| Lolo | 58 | 1.22% | 4,743 | 4,064 |
| Missoula | 59 | 1.21% | 79,153 | 74,137 |
| Missoula | 60 | 1.21% | 79,153 | 74,406 |
| Bigfork | 61 | 1.12% | 5,124 | 4,733 |
| Helena Valley Southeast | 62 | 1% | 9,661 | 8,546 |
| Fort Belknap Agency | 63 | 1% | 1,518 | 1,520 |
| Anaconda-Deer Lodge County | 64 | 0.99% | 9,908 | 9,425 |
| Anaconda-Deer Lodge County | 65 | 0.99% | 9,908 | 9,423 |
| Lewistown | 66 | 0.93% | 6,262 | 5,955 |
| Lewistown | 67 | 0.93% | 6,262 | 5,971 |
| Choteau | 68 | 0.89% | 1,820 | 1,732 |
| Choteau | 69 | 0.89% | 1,820 | 1,740 |
| Billings | 70 | 0.87% | 122,545 | 117,159 |
| Billings | 71 | 0.87% | 122,545 | 117,233 |
| Evergreen | 72 | 0.87% | 8,739 | 8,416 |
| Shelby | 73 | 0.86% | 3,301 | 3,162 |
| Shelby | 74 | 0.86% | 3,301 | 3,161 |
| Conrad | 75 | 0.79% | 2,414 | 2,327 |
| Conrad | 76 | 0.79% | 2,414 | 2,317 |
| Lockwood | 77 | 0.67% | 7,542 | 8,206 |
| Butte-Silver Bow | 78 | 0.64% | 35,706 | 34,494 |
| Butte-Silver Bow | 79 | 0.64% | 35,706 | 34,573 |
| Big Timber | 80 | 0.59% | 1,691 | 1,640 |
| Big Timber | 81 | 0.59% | 1,691 | 1,638 |
| Park City | 82 | 0.39% | 1,032 | 1,090 |
| Helena Valley West Central | 83 | 0.33% | 8,287 | 8,042 |
| Helena Flats | 84 | 0.19% | 1,078 | 1,219 |
| Miles City | 85 | 0.18% | 8,422 | 8,348 |
| Miles City | 86 | 0.18% | 8,422 | 8,346 |
| Orchard Homes | 87 | 0.11% | 5,282 | 5,480 |
| Laurel | 88 | 0.1% | 7,258 | 7,222 |
| Laurel | 89 | 0.1% | 7,258 | 7,222 |
| Lame Deer | 90 | 0.05% | 2,067 | 2,288 |
| Malta | 91 | 0% | 1,853 | 1,853 |
| Malta | 92 | 0% | 1,853 | 1,850 |
| Montana City | 93 | 0% | 2,716 | 2,821 |
| Lincoln | 94 | -0.1% | 1,003 | 1,017 |
| Deer Lodge | 95 | -0.13% | 3,002 | 3,026 |
| Deer Lodge | 96 | -0.13% | 3,002 | 3,022 |
| West Glendive | 97 | -0.16% | 1,903 | 1,635 |
| Great Falls | 98 | -0.18% | 59,903 | 60,478 |
| Great Falls | 99 | -0.18% | 59,903 | 60,453 |
| Helena West Side | 100 | -0.19% | 1,580 | 1,656 |
| East Missoula | 101 | -0.19% | 2,092 | 2,214 |
| Manhattan | 102 | -0.24% | 2,063 | 2,085 |
| Manhattan | 103 | -0.24% | 2,063 | 2,087 |
| Glasgow | 104 | -0.25% | 3,161 | 3,206 |
| Glasgow | 105 | -0.25% | 3,161 | 3,199 |
| Lakeside | 106 | -0.31% | 2,538 | 2,245 |
| Seeley Lake | 107 | -0.32% | 1,573 | 1,512 |
| Havre | 108 | -0.33% | 9,174 | 9,348 |
| Havre | 109 | -0.33% | 9,174 | 9,324 |
| Chinook | 110 | -0.34% | 1,158 | 1,184 |
| Chinook | 111 | -0.34% | 1,158 | 1,178 |
| Colstrip | 112 | -0.39% | 2,055 | 2,098 |
| Colstrip | 113 | -0.39% | 2,055 | 2,092 |
| Baker | 114 | -0.4% | 1,760 | 1,798 |
| Baker | 115 | -0.4% | 1,760 | 1,792 |
| Forsyth | 116 | -0.43% | 1,636 | 1,673 |
| Forsyth | 117 | -0.43% | 1,636 | 1,668 |
| Three Forks | 118 | -0.51% | 1,935 | 1,985 |
| Three Forks | 119 | -0.51% | 1,935 | 1,983 |
| Glendive | 120 | -0.57% | 4,733 | 4,877 |
| Glendive | 121 | -0.57% | 4,733 | 4,866 |
| Cut Bank | 122 | -0.57% | 2,971 | 3,061 |
| Cut Bank | 123 | -0.57% | 2,971 | 3,054 |
| Somers | 124 | -0.59% | 1,019 | 1,079 |
| Hardin | 125 | -0.59% | 3,697 | 3,818 |
| Hardin | 126 | -0.59% | 3,697 | 3,806 |
| Fort Benton | 127 | -0.63% | 1,413 | 1,457 |
| Fort Benton | 128 | -0.63% | 1,413 | 1,456 |
| South Browning | 129 | -0.67% | 1,621 | 1,742 |
| Plentywood | 130 | -0.68% | 1,615 | 1,671 |
| Plentywood | 131 | -0.68% | 1,615 | 1,668 |
| Sidney | 132 | -1.39% | 5,947 | 6,345 |
| Sidney | 133 | -1.39% | 5,947 | 6,364 |
| Frenchtown | 134 | -1.44% | 1,506 | 1,741 |
| Wolf Point | 135 | -1.47% | 2,485 | 2,669 |
| Wolf Point | 136 | -1.47% | 2,485 | 2,670 |
| West Yellowstone | 137 | -1.58% | 1,183 | 1,278 |
| West Yellowstone | 138 | -1.58% | 1,183 | 1,277 |
| Sun Prairie | 139 | -1.66% | 1,300 | 1,617 |
| Pablo | 140 | -2.21% | 1,685 | 2,032 |
| Bonner-West Riverside | 141 | -2.55% | 1,186 | 1,404 |
Montana's cities with over 1,000 residents show varied growth patterns from 2020 to 2025. Kalispell leads with 4.82% annualized growth, followed by Kalispell (4.82%) and King Arthur Park (4.8%). The largest population centers are Billings (122,545), Billings (122,545), and Missoula (79,153). Of the 141 cities over 1,000 population, 93 are growing while 48 experienced population decline. Overall, cities averaged 1% annualized growth, with total urban population growing by 6.62% annually.