Cheyenne is the #1 ranked city in Wyoming with 64,976 (population). This ranking includes 58 Wyoming cities with available data.
| # | City | Population | Population |
|---|---|---|---|
| 1 | Cheyenne | 64,976 | 64,976 |
| 2 | Casper | 58,754 | 58,754 |
| 3 | Gillette | 33,278 | 33,278 |
| 4 | Laramie | 31,848 | 31,848 |
| 5 | Rock Springs | 23,229 | 23,229 |
| 6 | Sheridan | 19,035 | 19,035 |
| 7 | Evanston | 11,803 | 11,803 |
| 8 | Green River | 11,679 | 11,679 |
| 9 | Riverton | 10,803 | 10,803 |
| 10 | Jackson | 10,746 | 10,746 |
| 11 | Cody | 10,121 | 10,121 |
| 12 | Rawlins | 8,217 | 8,217 |
| 13 | Lander | 7,565 | 7,565 |
| 14 | Powell | 6,466 | 6,466 |
| 15 | Douglas | 6,400 | 6,400 |
| 16 | Ranchettes | 6,389 | 6,389 |
| 17 | Torrington | 6,174 | 6,174 |
| 18 | Worland | 4,788 | 4,788 |
| 19 | South Greeley | 4,596 | 4,596 |
| 20 | Buffalo | 4,516 | 4,516 |
| 21 | Mills | 4,315 | 4,315 |
| 22 | Fox Farm-College | 4,224 | 4,224 |
| 23 | Wheatland | 3,570 | 3,570 |
| 24 | Newcastle | 3,348 | 3,348 |
| 25 | Bar Nunn | 2,980 | 2,980 |
| 26 | Glenrock | 2,806 | 2,806 |
| 27 | Kemmerer | 2,788 | 2,788 |
| 28 | Evansville | 2,766 | 2,766 |
| 29 | Warren AFB | 2,734 | 2,734 |
| 30 | Thermopolis | 2,716 | 2,716 |
| 31 | Lovell | 2,590 | 2,590 |
| 32 | North Rock Springs | 2,338 | 2,338 |
| 33 | Star Valley Ranch | 2,107 | 2,107 |
| 34 | Greybull | 2,061 | 2,061 |
| 35 | Pinedale | 2,022 | 2,022 |
| 36 | South Park | 2,021 | 2,021 |
| 37 | Afton | 1,982 | 1,982 |
| 38 | Saratoga | 1,864 | 1,864 |
| 39 | Sleepy Hollow | 1,812 | 1,812 |
| 40 | Lyman | 1,777 | 1,777 |
| 41 | Hoback | 1,609 | 1,609 |
| 42 | Lusk | 1,482 | 1,482 |
| 43 | Arapahoe | 1,460 | 1,460 |
| 44 | Ethete | 1,438 | 1,438 |
| 45 | Wright | 1,400 | 1,400 |
| 46 | Moose Wilson Road | 1,380 | 1,380 |
| 47 | Fort Washakie | 1,345 | 1,345 |
| 48 | Basin | 1,304 | 1,304 |
| 49 | Osmond | 1,270 | 1,270 |
| 50 | Pine Bluffs | 1,260 | 1,260 |
| 51 | Wilson | 1,255 | 1,255 |
| 52 | Marbleton | 1,209 | 1,209 |
| 53 | Rafter J Ranch | 1,202 | 1,202 |
| 54 | Story | 1,174 | 1,174 |
| 55 | Ranchester | 1,069 | 1,069 |
| 56 | Moorcroft | 1,062 | 1,062 |
| 57 | Grover | 1,046 | 1,046 |
| 58 | Hartrandt | 1,005 | 1,005 |
Cities in Wyoming are ranked by population. Only cities with populations above 1,000 are included. Data sourced from U.S. Census Bureau ACS. Last updated 2026.