| Rank | City | 2024 Population (Est.) | Growth Rate (Annual) |
|---|---|---|---|
| 1 | Lost Springs | 4 | – |
| 2 | Bar Nunn | 3,001 | 0.1% |
| 3 | Star Valley Ranch | 2,042 | 2.8% |
| 4 | Pine Haven | 543 | 2.9% |
| 5 | Alpine | 1,332 | 2.7% |
| 6 | Ranchester | 1,168 | 3.2% |
| 7 | Gillette | 33,496 | 0.0% |
| 8 | Cowley | 845 | 3.1% |
| 9 | Burlington | 370 | 5.1% |
| 10 | Pinedale | 2,034 | -3.6% |
| 11 | Mills | 4,517 | 2.4% |
| 12 | Kirby | 76 | 0.4% |
| 13 | Pavillion | 226 | 0.1% |
| 14 | Albin | 160 | -1.8% |
| 15 | Burns | 368 | 1.2% |
| 16 | Rock Springs | 22,954 | -0.8% |
| 17 | Thayne | 433 | 3.9% |
| 18 | Sheridan | 19,543 | 1.3% |
| 19 | Evansville | 2,778 | 0.2% |
| 20 | Jackson | 10,639 | -0.4% |
| 21 | Afton | 2,270 | 1.6% |
| 22 | Van Tassell | 22 | -1.5% |
| 23 | Cheyenne | 65,168 | 0.0% |
| 24 | Wright | 1,653 | 0.1% |
| 25 | Douglas | 6,449 | 0.4% |
| 26 | Moorcroft | 1,001 | 1.8% |
| 27 | Dayton | 827 | 0.6% |
| 28 | Casper | 58,720 | -0.3% |
| 29 | Riverton | 10,923 | 1.2% |
| 30 | Buffalo | 4,621 | 1.9% |
| 31 | Laramie | 32,152 | 0.9% |
| 32 | Baggs | 405 | 0.2% |
| 33 | Powell | 6,488 | 0.7% |
| 34 | Cody | 10,240 | 0.6% |
| 35 | Lyman | 2,189 | 0.7% |
| 36 | Kaycee | 281 | 3.8% |
| 37 | Bear River | 528 | 0.5% |
| 38 | Mountain View | 1,280 | -0.0% |
| 39 | Lander | 7,615 | 0.4% |
| 40 | Marbleton | 861 | 1.8% |
| 41 | Glenrock | 2,421 | 0.0% |
| 42 | Basin | 1,330 | 2.9% |
| 43 | Clearmont | 123 | 2.6% |
| 44 | Hudson | 435 | -0.2% |
| 45 | Riverside | 63 | – |
| 46 | Torrington | 6,212 | 0.5% |
| 47 | Glendo | 238 | 0.3% |
| 48 | Byron | 574 | 0.7% |
| 49 | Evanston | 11,807 | 0.2% |
| 50 | Encampment | 450 | 0.1% |
| 51 | Newcastle | 3,326 | 1.0% |
| 52 | Dubois | 990 | 2.8% |
| 53 | Saratoga | 1,752 | 1.2% |
| 54 | Upton | 888 | -1.2% |
| 55 | Lusk | 1,445 | -1.2% |
| 56 | Lovell | 2,350 | 1.8% |
| 57 | Wheatland | 3,509 | -0.7% |
| 58 | Green River | 11,496 | -0.8% |
| 59 | Pine Bluffs | 1,121 | -1.3% |
| 60 | Guernsey | 1,104 | -0.7% |
| 61 | Cokeville | 492 | -0.5% |
| 62 | Deaver | 169 | 2.9% |
| 63 | Greybull | 1,709 | 1.0% |
| 64 | Rolling Hills | 426 | 0.1% |
| 65 | Rock River | 218 | 0.3% |
| 66 | Big Piney | 396 | 1.7% |
| 67 | Dixon | 73 | -0.5% |
| 68 | La Barge | 396 | -0.3% |
| 69 | Edgerton | 154 | – |
| 70 | Sundance | 1,098 | 2.5% |
| 71 | Kemmerer | 2,393 | -0.2% |
| 72 | Manville | 92 | -0.7% |
| 73 | Worland | 4,785 | 0.2% |
| 74 | Meeteetse | 314 | 0.1% |
| 75 | Rawlins | 8,032 | -0.9% |
| 76 | Fort Laramie | 215 | 1.1% |
| 77 | Manderson | 91 | 1.1% |
| 78 | Medicine Bow | 238 | -0.4% |
| 79 | Thermopolis | 2,742 | 0.3% |
| 80 | Hartville | 65 | – |
| 81 | East Thermopolis | 236 | 1.2% |
| 82 | Sinclair | 363 | -0.8% |
| 83 | Ten Sleep | 257 | 1.2% |
| 84 | Yoder | 132 | 0.3% |
| 85 | Elk Mountain | 149 | -0.4% |
| 86 | Lingle | 398 | -0.1% |
| 87 | Shoshoni | 495 | 1.5% |
| 88 | Hanna | 668 | -0.5% |
| 89 | Wamsutter | 197 | -1.0% |
| 90 | Superior | 182 | -0.5% |
| 91 | Hulett | 326 | 1.6% |
| 92 | Diamondville | 524 | 0.1% |
| 93 | Chugwater | 171 | -1.3% |
| 94 | Frannie | 146 | 1.2% |
| 95 | Midwest | 286 | – |
| 96 | Bairoil | 66 | -1.0% |
| 97 | Opal | 65 | 1.0% |
| 98 | Granger | 93 | -0.7% |
The largest city in Wyoming is Lost Springs, with a population of 4. Lost Springs is the 19,471st largest city in the US. The second largest city is Bar Nunn, with a population of 3,001, and is the 6,296th largest city in the US.
The capital of Wyoming is Cheyenne, whose most recent population was 65,168. Cheyenne is the 23rd largest city in the state of Wyoming.
Among the 100 largest cities in Wyoming, the fastest growing city is Lost Springs, whose population has grown 300.0% since the year 2000.
Among the 100 largest cities in Wyoming, the fastest shrinking city is Granger, whose population has declined 36.3% since the year 2000. Granger's peak populuation was 149 in the year 2009, and it's current population of 93 represents a 37.6% decline from it's peak. Granger was once the 17,597th largest city in the US, but it's now the 18,261st largest.
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