1 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Harrison | 1 | 223 | 238 | -0.89% | 729 | 0 | Village |
Harrison is the largest city in Sioux County, with a population of 223.
Harrison is the smallest city in Sioux County, with a population of 223.
There is 1 city in Sioux County, Nebraska.