2 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Crescent Valley | 1 | 472 | 483 | 1.07% | 212 | 2 | CDP |
| Eureka | 2 | 241 | 411 | -9.4% | 187 | 1 | CDP |
Crescent Valley is the largest city in Eureka County, with a population of 472.
Eureka is the smallest city in Eureka County, with a population of 241.
There are 2 cities in Eureka County, Nevada.