There are 4 cities in Hyde County, South Dakota.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Onida | 1 | South Dakota | 641 | 665 | -0.93% | 954 | 0.67 |
| Highmore | 2 | South Dakota | 594 | 670 | -3.1% | 315 | 1.89 |
| Ree Heights | 3 | South Dakota | 57 | 57 | 0% | 193 | 0.30 |
| Stephan | 4 | South Dakota | 41 | 106 | -2.38% | 149 | 0.28 |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Onida is the largest city in Hyde County.
Stephan is the smallest city in Hyde County.
There are 4 cities in Hyde County, South Dakota.