55 cities
| City | Rank | Change ↓ | 2025 Pop. | 2020 Pop. |
|---|---|---|---|---|
| Hoback | 1 | 2.92% | 2,048 | 2,103 |
| Star Valley Ranch | 2 | 2.72% | 2,155 | 1,872 |
| Ranchester | 3 | 2.67% | 1,232 | 1,071 |
| Alpine | 4 | 2.56% | 1,401 | 1,228 |
| Mills | 5 | 2.1% | 4,711 | 4,226 |
| Sundance | 6 | 2.05% | 1,143 | 1,030 |
| Lovell | 7 | 1.55% | 2,423 | 2,240 |
| Afton | 8 | 1.39% | 2,334 | 2,173 |
| Buffalo | 9 | 1.37% | 4,749 | 4,428 |
| Sheridan | 10 | 1.31% | 20,060 | 18,767 |
| Greybull | 11 | 1.27% | 1,753 | 1,643 |
| Fox Farm-College | 12 | 1.13% | 4,371 | 4,105 |
| Basin | 13 | 1.12% | 1,359 | 1,286 |
| Rafter J Ranch | 14 | 1.11% | 1,273 | 1,412 |
| Saratoga | 15 | 1.07% | 1,789 | 1,696 |
| North Rock Springs | 16 | 1.04% | 2,610 | 2,727 |
| Laramie | 17 | 0.75% | 32,638 | 31,423 |
| Riverton | 18 | 0.74% | 11,085 | 10,680 |
| South Park | 19 | 0.73% | 1,941 | 1,999 |
| Lyman | 20 | 0.73% | 2,221 | 2,140 |
| Cody | 21 | 0.63% | 10,370 | 10,045 |
| Torrington | 22 | 0.45% | 6,268 | 6,128 |
| Pinedale | 23 | 0.44% | 2,052 | 2,006 |
| Sleepy Hollow | 24 | 0.43% | 1,410 | 1,187 |
| Douglas | 25 | 0.34% | 6,493 | 6,382 |
| Lander | 26 | 0.33% | 7,665 | 7,539 |
| Powell | 27 | 0.32% | 6,530 | 6,424 |
| Thermopolis | 28 | 0.26% | 2,755 | 2,722 |
| Worland | 29 | 0.23% | 4,806 | 4,753 |
| Evanston | 30 | 0.13% | 11,837 | 11,761 |
| Wright | 31 | 0.06% | 1,655 | 1,649 |
| Glenrock | 32 | 0.04% | 2,422 | 2,419 |
| Gillette | 33 | 0.01% | 33,506 | 33,481 |
| Mountain View | 34 | 0% | 1,279 | 1,281 |
| Cheyenne | 35 | -0.04% | 65,114 | 65,249 |
| Bar Nunn | 36 | -0.07% | 2,997 | 3,006 |
| Evansville | 37 | -0.07% | 2,774 | 2,783 |
| Ranchettes | 38 | -0.1% | 5,714 | 6,384 |
| Kemmerer | 39 | -0.29% | 2,379 | 2,413 |
| Newcastle | 40 | -0.3% | 3,305 | 3,357 |
| Arapahoe | 41 | -0.32% | 1,581 | 1,701 |
| Casper | 42 | -0.34% | 58,327 | 59,309 |
| Ethete | 43 | -0.41% | 1,451 | 1,644 |
| Jackson | 44 | -0.45% | 10,543 | 10,783 |
| Warren AFB | 45 | -0.71% | 2,777 | 2,997 |
| Guernsey | 46 | -0.73% | 1,088 | 1,128 |
| Rock Springs | 47 | -0.79% | 22,595 | 23,492 |
| Rawlins | 48 | -0.8% | 7,904 | 8,223 |
| Wheatland | 49 | -0.8% | 3,453 | 3,593 |
| Green River | 50 | -0.9% | 11,289 | 11,806 |
| South Greeley | 51 | -0.97% | 3,679 | 4,473 |
| Wilson | 52 | -1.18% | 1,258 | 1,492 |
| Pine Bluffs | 53 | -1.54% | 1,087 | 1,172 |
| Fort Washakie | 54 | -1.67% | 1,411 | 1,732 |
| Lusk | 55 | -1.98% | 1,389 | 1,529 |
Wyoming's cities with over 1,000 residents show varied growth patterns from 2020 to 2025. Hoback leads with 2.92% annualized growth, followed by Star Valley Ranch (2.72%) and Ranchester (2.67%). The largest population centers are Cheyenne (65,114), Casper (58,327), and Gillette (33,506). Of the 55 cities over 1,000 population, 34 are growing while 21 experienced population decline. Overall, cities averaged 0.35% annualized growth, with total urban population growing by 0.04% annually.