| City | 2026 Pop. ↓ |
|---|---|
| Billings | 123,608 |
| Bozeman | 59,908 |
| Butte-Silver Bow | 35,933 |
| Belgrade | 13,765 |
| Bigfork | 5,475 |
| Big Sky | 2,406 |
| Baker | 1,754 |
| Big Timber | 1,702 |
| Bonner-West Riverside | 1,395 |
| Boulder | 1,355 |
| Batavia | 822 |
| Bridger | 742 |
| Brockton | 612 |
| Black Eagle | 596 |
| Big Sandy | 594 |
| Belt | 521 |
| Broadus | 470 |
| Busby | 423 |
| Basin | 394 |
| Beaver Creek | 387 |
| Babb | 303 |
| Ballantine | 287 |
| Boneau | 262 |
| Bear Dance | 259 |
| Bainville | 254 |
| Belfry | 245 |
| Bull Lake | 228 |
| Bridger | 146 |
| Birch Creek Colony | 137 |
| Broadview | 136 |
| Big Arm | 134 |
| Blackfoot | 117 |
| Bearcreek | 107 |
| Brandon | 82 |
| Brady | 74 |
| Birney | 68 |
| Big Stone Colony | 54 |
| Box Elder | 48 |
| Biddle | 41 |
| Boyd | 32 |
| Bynum | 15 |
| Bloomfield | 9 |
| Brockway | 2 |
| City | 2026 Pop. ↓ |
|---|---|
| Columbia Falls | 5,871 |
| Cut Bank | 2,955 |
| Conrad | 2,434 |
| Crow Agency | 2,224 |
| Colstrip | 2,048 |
| Columbus | 2,015 |
| Choteau | 1,836 |
| Clancy | 1,745 |
| Corvallis | 1,444 |
| Churchill | 1,170 |
| Chinook | 1,154 |
| Clinton | 845 |
| Chester | 829 |
| Culbertson | 685 |
| Circle | 583 |
| Cascade | 572 |
| Carlton | 452 |
| Coram | 386 |
| Clyde Park | 355 |
| Charlo | 336 |
| Condon | 254 |
| Charlos Heights | 234 |
| Crane | 204 |
| Corwin Springs | 193 |
| Custer | 154 |
| Carter | 145 |
| Cyr | 122 |
| Cooke City | 116 |
| Camrose Colony | 113 |
| Conner | 76 |
| Cascade Colony | 60 |
| Coffee Creek | 58 |
| Craig | 58 |
| Cardwell | 53 |
| Camas | 49 |
| Camp Three | 46 |
| Canyon Creek | 34 |
| Centerville | 14 |
| City | 2026 Pop. ↓ |
|---|---|
| Evergreen | 9,206 |
| East Helena | 2,384 |
| East Missoula | 2,052 |
| Eureka | 1,646 |
| Ennis | 1,159 |
| Evaro | 515 |
| Ekalaka | 407 |
| Emigrant | 364 |
| Elliston | 205 |
| Elmo | 184 |
| East Glacier Park Village | 161 |
| Edgar | 71 |
| Essex | 70 |
| Eagle Creek Colony | 66 |
| Elkhorn | 60 |
| City | 2026 Pop. ↓ |
|---|---|
| Four Corners | 6,120 |
| Forsyth | 1,630 |
| Frenchtown | 1,584 |
| Fort Belknap Agency | 1,467 |
| Fort Benton | 1,405 |
| Florence | 1,046 |
| Fairview | 832 |
| Fairfield | 805 |
| Fromberg | 437 |
| Finley Point | 426 |
| Fortine | 390 |
| Frazer | 342 |
| Fallon | 338 |
| Forest Hill Village | 240 |
| Fort Peck | 231 |
| Froid | 180 |
| Fox Lake | 176 |
| Fort Shaw | 169 |
| Fishtail | 97 |
| Fort Smith | 92 |
| Fox | 79 |
| Flaxville | 58 |
| Fords Creek Colony | 38 |
| Floweree | 21 |
| City | 2026 Pop. ↓ |
|---|---|
| Great Falls | 59,793 |
| Glendive | 4,707 |
| Glasgow | 3,154 |
| Gallatin Gateway | 1,146 |
| Gardiner | 772 |
| Glacier Colony | 480 |
| Gallatin River Ranch | 235 |
| Gibson Flats | 204 |
| Geraldine | 203 |
| Garrison | 170 |
| Gildford | 121 |
| Grass Range | 117 |
| Greycliff | 90 |
| Geyser | 81 |
| Glen | 74 |
| Glendale Colony | 66 |
| Gildford Colony | 50 |
| Grant | 48 |
| Golden Valley Colony | 27 |
| Gilman | 21 |
| Goldcreek | 1 |
| City | 2026 Pop. ↓ |
|---|---|
| Helena | 35,966 |
| Helena Valley Southeast | 9,834 |
| Havre | 9,144 |
| Helena Valley West Central | 8,303 |
| Hamilton | 5,712 |
| Helena Valley Northwest | 5,436 |
| Helena Valley Northeast | 4,722 |
| Hardin | 3,675 |
| Helena West Side | 1,572 |
| Helena Flats | 1,007 |
| Hays | 996 |
| Harlowton | 937 |
| Havre North | 918 |
| Harlem | 751 |
| Hot Springs | 653 |
| Hungry Horse | 625 |
| Huntley | 554 |
| Heart Butte | 486 |
| Hillside Colony | 329 |
| Heron | 319 |
| Hysham | 262 |
| Hinsdale | 258 |
| Highwood | 217 |
| Hobson | 189 |
| Happys Inn | 142 |
| Hingham | 127 |
| Harrison | 87 |
| Hardy | 80 |
| Helmville | 71 |
| Hebgen Lake Estates | 65 |
| Hall | 62 |
| Hogeland | 36 |
| Haugan | 30 |
| Hilldale Colony | 27 |
| Huson | 24 |
| Herron | 18 |
| Homestead | 16 |
| City | 2026 Pop. ↓ |
|---|---|
| Joliet | 639 |
| Jefferson City | 440 |
| Jordan | 359 |
| Joplin | 295 |
| Jette | 214 |
| Judith Gap | 107 |
| Jardine | 78 |
| Jeffers | 64 |
| Jackson | 28 |
| City | 2026 Pop. ↓ |
|---|---|
| Kalispell | 34,310 |
| King Arthur Park | 2,713 |
| Kerr | 474 |
| Kings Point | 424 |
| Kila | 409 |
| Klein | 321 |
| Kevin | 165 |
| Kremlin | 41 |
| King Ranch Colony | 28 |
| Kicking Horse | 19 |
| Kingsbury Colony | 11 |
| City | 2026 Pop. ↓ |
|---|---|
| Livingston | 9,290 |
| Lockwood | 7,630 |
| Laurel | 7,265 |
| Lewistown | 6,320 |
| Lolo | 4,490 |
| Libby | 3,454 |
| Lakeside | 2,744 |
| Lame Deer | 1,913 |
| Lincoln | 835 |
| Lewistown Heights | 502 |
| Lindisfarne | 469 |
| Lodge Grass | 421 |
| Lodge Pole | 255 |
| Lima | 225 |
| Logan | 166 |
| Lavina | 146 |
| Little Bitterroot Lake | 144 |
| Lonepine | 123 |
| Loma | 111 |
| Lake Mary Ronan | 78 |
| Lakeview | 44 |
| Luther | 38 |
| Landusky | 36 |
| Loring Colony | 33 |
| Little Browning | 28 |
| Lindsay | 6 |
| City | 2026 Pop. ↓ |
|---|---|
| Missoula | 80,103 |
| Miles City | 8,437 |
| Malmstrom AFB | 4,357 |
| Montana City | 2,941 |
| Manhattan | 2,058 |
| Malta | 1,854 |
| Marion | 1,210 |
| Muddy | 647 |
| McAllister | 278 |
| Martin City | 270 |
| Medicine Lake | 237 |
| Moore | 205 |
| Melstone | 156 |
| Maxville | 155 |
| Montaqua | 133 |
| Marysville | 119 |
| Maverick Mountain | 68 |
| Mountain View Colony | 60 |
| Martinsdale Colony | 44 |
| Martinsdale | 42 |
| Musselshell | 42 |
| Midway Colony | 37 |
| Moccasin | 28 |
| Monarch | 28 |
| Mammoth | 21 |
| City | 2026 Pop. ↓ |
|---|---|
| North Browning | 3,006 |
| New Miami Colony | 380 |
| Nashua | 291 |
| Nibbe | 217 |
| Noxon | 187 |
| New Rockport Colony | 164 |
| Nye | 69 |
| North Harlem Colony | 58 |
| Niarada | 52 |
| Neihart | 41 |
| Norris | 23 |
| City | 2026 Pop. ↓ |
|---|---|
| Orchard Homes | 5,299 |
| Old Agency | 116 |
| Olney | 109 |
| Outlook | 79 |
| Opheim | 72 |
| Ovando | 58 |
| City | 2026 Pop. ↓ |
|---|---|
| Polson | 5,866 |
| Pablo | 1,705 |
| Plentywood | 1,605 |
| Plains | 1,308 |
| Ponderosa Pines | 1,115 |
| Pray | 1,096 |
| Philipsburg | 950 |
| Park City | 923 |
| Pinesdale | 909 |
| Poplar | 700 |
| Pioneer Junction | 682 |
| Piltzville | 653 |
| Pryor | 644 |
| Parker School | 361 |
| Pine Creek | 224 |
| Power | 197 |
| Plevna | 166 |
| Pony | 97 |
| Pleasant Valley Colony | 87 |
| Polebridge | 60 |
| Pondera Colony | 58 |
| Pinnacle | 53 |
| Paradise | 44 |
| Pompeys Pillar | 31 |
| Pendroy | 16 |
| Potomac | 9 |
| City | 2026 Pop. ↓ |
|---|---|
| Red Lodge | 2,892 |
| Ronan | 2,287 |
| Roundup | 2,151 |
| Rocky Boy West | 908 |
| Riverbend | 510 |
| Rockvale | 508 |
| Rudyard | 387 |
| Rader Creek | 375 |
| Roberts | 285 |
| Riverview Colony | 261 |
| Ryegate | 238 |
| Ravalli | 214 |
| Rimrock Colony | 193 |
| Richey | 159 |
| Rocky Point | 156 |
| Roy | 139 |
| Rapelje | 118 |
| Rimini | 114 |
| Reed Point | 95 |
| Rexford | 91 |
| Rollins | 87 |
| Rhodes | 78 |
| Rocky Boy's Agency | 71 |
| Radersburg | 68 |
| Rockport Colony | 54 |
| Raynesford | 50 |
| Rosebud | 40 |
| Riceville | 32 |
| Roscoe | 30 |
| Redstone | 28 |
| Reserve | 28 |
| Racetrack | 7 |
| City | 2026 Pop. ↓ |
|---|---|
| Sidney | 5,864 |
| Shelby | 3,329 |
| Stevensville | 2,346 |
| South Browning | 1,867 |
| Sun Prairie | 1,487 |
| Seeley Lake | 1,260 |
| Somers | 1,198 |
| Superior | 993 |
| Scobey | 970 |
| Spokane Creek | 882 |
| St. Ignatius | 852 |
| Sheridan | 803 |
| South Hills | 661 |
| Shepherd | 635 |
| St. Pierre | 494 |
| Stanford | 427 |
| Sangrey | 422 |
| Sunburst | 359 |
| St. Regis | 350 |
| St. Marie | 332 |
| South Glastonbury | 324 |
| Simms | 320 |
| Savage | 300 |
| St. Mary | 257 |
| Swan Lake | 252 |
| Starr School | 221 |
| Sylvanite | 169 |
| Saco | 160 |
| Sedan | 153 |
| Stockett | 143 |
| Saddle Butte | 142 |
| Sand Coulee | 131 |
| Silver Gate | 116 |
| Springhill | 115 |
| St. Xavier | 95 |
| Silver Star | 89 |
| Sweet Grass | 79 |
| Sun River | 48 |
| Shawmut | 46 |
| Springwater Colony | 43 |
| Sula | 39 |
| Sage Creek Colony | 34 |
| Snowslip | 32 |
| Square Butte | 30 |
| Springdale | 25 |
| Saltese | 21 |
| Sapphire Ridge | 21 |
| Spring Creek Colony | 21 |
| Santa Rita | 15 |
| Silesia | 12 |
| Sleeping Buffalo | 12 |
| City | 2026 Pop. ↓ |
|---|---|
| Townsend | 2,397 |
| Three Forks | 1,926 |
| Thompson Falls | 1,605 |
| Troy | 968 |
| Trego | 929 |
| Terry | 580 |
| Turah | 553 |
| Twin Creeks | 535 |
| The Silos | 467 |
| Twin Bridges | 436 |
| Toston | 374 |
| Trout Creek | 363 |
| Tracy | 160 |
| Turner Colony | 138 |
| Turner | 57 |
| Turtle Lake | 27 |
| Twin Hills Colony | 27 |
| Twodot | 18 |
| City | 2026 Pop. ↓ |
|---|---|
| Ulm | 898 |
| Unionville | 475 |
| Utica | 22 |
| City | 2026 Pop. ↓ |
|---|---|
| Vaughn | 1,042 |
| Victor | 995 |
| Valier | 546 |
| Virginia City | 269 |
| Vida | 74 |
| City | 2026 Pop. ↓ |
|---|---|
| Whitefish | 9,945 |
| Wolf Point | 2,448 |
| West Glendive | 1,973 |
| Wye | 1,386 |
| Wheatland | 1,327 |
| Whitehall | 1,170 |
| West Yellowstone | 1,164 |
| White Sulphur Springs | 1,056 |
| Woods Bay | 704 |
| White Haven | 679 |
| Walkerville | 662 |
| Worden | 538 |
| Wibaux | 447 |
| West Kootenai | 404 |
| Wyola | 275 |
| Wilsall | 231 |
| West Glacier | 205 |
| Winnett | 201 |
| Winifred | 178 |
| Wineglass | 164 |
| Westby | 159 |
| Willow Creek | 151 |
| Wisdom | 144 |
| Weeksville | 123 |
| Whitewater | 123 |
| West Havre | 118 |
| Winston | 81 |
| Windham | 70 |
| Wise River | 30 |
| Warm Spring Creek | 22 |
| Wolf Creek | 22 |
| Whitlash | 11 |
| Whitetail | 10 |