14 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Elko | 1 | 20,888 | 20,541 | 0.32% | 1,170 | 18 | City |
| Elko | 2 | 20,888 | 20,557 | 0.32% | 1,170 | 18 | City |
| Spring Creek | 3 | 15,737 | 14,510 | 1.45% | 293 | 54 | CDP |
| West Wendover | 4 | 4,530 | 4,516 | 0.04% | 606 | 7 | City |
| West Wendover | 5 | 4,530 | 4,519 | 0.04% | 606 | 7 | City |
| Carlin | 6 | 1,997 | 2,051 | -0.15% | 191 | 10 | City |
| Carlin | 7 | 1,997 | 2,009 | -0.15% | 191 | 10 | City |
| Wells | 8 | 1,241 | 1,243 | -0.08% | 180 | 7 | City |
| Wells | 9 | 1,241 | 1,243 | -0.08% | 180 | 7 | City |
| Jackpot | 10 | 1,220 | 1,101 | 0.16% | 313 | 4 | CDP |
| Osino | 11 | 1,136 | 628 | 2.53% | 441 | 3 | CDP |
| Owyhee | 12 | 1,027 | 912 | 0.49% | 5 | 224 | CDP |
| Lamoille | 13 | 43 | 49 | -8.51% | 23 | 2 | CDP |
| Montello | 14 | 27 | 35 | 3.85% | 66 | 0 | CDP |
Elko is the largest city in Elko County, with a population of 20,888.
Montello is the smallest city in Elko County, with a population of 27.
There are 14 cities in Elko County, Nevada.