| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ord | 1 | 2,119 | 2,110 | -0.09% | 1,009 | 2 | City |
| Arcadia | 2 | 282 | 278 | 0% | 494 | 1 | Village |
| North Loup | 3 | 260 | 257 | 0% | 640 | 0 | Village |
| Elyria | 4 | 50 | 50 | 0% | 188 | 0 | Village |
Ord is the largest city in Valley County, with a population of 2,119.
Elyria is the smallest city in Valley County, with a population of 50.
There are 4 cities in Valley County, Nebraska.