There are 9 cities in Fall River 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 | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Chadron | 1 | 5,134 | 5,178 | -0.21% | 1,316 | 3.9 | City |
| Hot Springs | 2 | 3,682 | 3,390 | 2.02% | 848 | 4.3 | City |
| Edgemont | 3 | 778 | 732 | 1.43% | 563 | 1.4 | City |
| Buffalo Gap | 4 | 155 | 130 | 4.03% | 507 | 0.3 | Town |
| Angostura | 5 | 138 | 75 | 7.81% | 11 | 12.6 | CDP |
| Oelrichs | 6 | 128 | 118 | 1.59% | 351 | 0.4 | Town |
| Oral | 7 | 51 | 73 | 6.25% | 30 | 1.7 | CDP |
| Smithwick | 8 | 22 | 11 | 4.76% | 11 | 1.9 | CDP |
| Dudley | 9 | 8 | 21 | 0% | 75 | 0.1 | CDP |
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.
Chadron is the largest city in Fall River County.
Dudley is the smallest city in Fall River County.
There are 9 cities in Fall River County, South Dakota.