23 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Las Vegas | 1 | 670,352 | 646,794 | 0.71% | 4,725 | 141.86 | City |
| Henderson | 2 | 349,460 | 319,072 | 1.77% | 2,900 | 120.52 | City |
| North Las Vegas | 3 | 300,475 | 261,214 | 2.68% | 2,853 | 105.32 | City |
| Enterprise | 4 | 254,706 | 214,591 | 3.98% | 3,859 | 66 | CDP |
| Spring Valley | 5 | 230,544 | 218,697 | 1.53% | 6,493 | 35.51 | CDP |
| Sunrise Manor | 6 | 200,563 | 198,187 | 0.37% | 5,949 | 33.71 | CDP |
| Paradise | 7 | 181,375 | 193,150 | -1.51% | 4,277 | 42.40 | CDP |
| Whitney | 8 | 46,254 | 44,488 | 1.12% | 6,792 | 6.81 | CDP |
| Winchester | 9 | 39,919 | 36,302 | 2.04% | 8,051 | 4.96 | CDP |
| Summerlin South | 10 | 31,134 | 28,716 | 1.53% | 3,215 | 9.69 | CDP |
| Mesquite | 11 | 24,232 | 20,616 | 3.08% | 763 | 31.76 | City |
| Boulder City | 12 | 14,771 | 14,913 | -0.19% | 71 | 208.26 | City |
| Laughlin | 13 | 8,399 | 7,997 | 0.85% | 514 | 16.34 | CDP |
| Moapa Valley | 14 | 7,199 | 6,708 | 0.25% | 165 | 43.66 | CDP |
| Nellis AFB | 15 | 4,551 | 3,770 | 2.04% | 1,661 | 2.74 | CDP |
| Bunkerville | 16 | 934 | 1,430 | -2.61% | 90 | 10.33 | CDP |
| Indian Springs | 17 | 798 | 832 | -1.6% | 44 | 18.04 | CDP |
| Moapa Town | 18 | 712 | 714 | -2.86% | 40 | 17.85 | CDP |
| Mount Charleston | 19 | 503 | 396 | 1.82% | 17 | 29.32 | CDP |
| Cal-Nev-Ari | 20 | 256 | 183 | 0% | 112 | 2.28 | CDP |
| Blue Diamond | 21 | 236 | 200 | -1.67% | 33 | 7.22 | CDP |
| Searchlight | 22 | 213 | 348 | -8.97% | 55 | 3.87 | CDP |
| Nelson | 23 | 21 | 24 | 5% | 4 | 4.80 | CDP |
Las Vegas is the largest city in Clark County, with a population of 670,352.
Nelson is the smallest city in Clark County.
There are 23 cities in Clark County, Nevada.