There are 23 cities in Roberts 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) |
|---|---|---|---|---|---|---|---|
| Milbank | 1 | South Dakota | 3,506 | 3,530 | -0.17% | 1,264 | 2.77 |
| Sisseton | 2 | South Dakota | 2,400 | 2,471 | -0.74% | 1,508 | 1.59 |
| Agency Village | 3 | South Dakota | 974 | 970 | 0.1% | 136 | 7.15 |
| Hankinson | 4 | North Dakota | 918 | 918 | 0% | 494 | 1.86 |
| Lidgerwood | 5 | North Dakota | 591 | 598 | -0.34% | 894 | 0.66 |
| Browns Valley | 6 | Minnesota | 495 | 557 | -3.13% | 626 | 0.79 |
| Waubay | 7 | South Dakota | 475 | 475 | 0% | 326 | 1.46 |
| Wilmot | 8 | South Dakota | 421 | 432 | -0.71% | 790 | 0.53 |
| Big Stone City | 9 | South Dakota | 410 | 410 | 0% | 342 | 1.20 |
| Rosholt | 10 | South Dakota | 365 | 377 | -0.81% | 1,233 | 0.30 |
| Long Hollow | 11 | South Dakota | 333 | 395 | -4.31% | 23 | 14.43 |
| Enemy Swim | 12 | South Dakota | 314 | 171 | 1.62% | 336 | 0.93 |
| Veblen | 13 | South Dakota | 313 | 316 | -0.32% | 997 | 0.31 |
| Summit | 14 | South Dakota | 274 | 285 | -1.08% | 500 | 0.55 |
| New Effington | 15 | South Dakota | 223 | 233 | -1.33% | 854 | 0.26 |
| Peever | 16 | South Dakota | 172 | 176 | -0.58% | 1,387 | 0.12 |
| Claire City | 17 | South Dakota | 80 | 83 | -1.23% | 437 | 0.18 |
| Clear Lake | 18 | South Dakota | 74 | 150 | -14.94% | 76 | 0.98 |
| Mantador | 19 | North Dakota | 67 | 69 | -1.47% | 489 | 0.14 |
| Corona | 20 | South Dakota | 67 | 65 | 0% | 265 | 0.25 |
| Ortley | 21 | South Dakota | 47 | 49 | -2.08% | 21 | 2.24 |
| Peever Flats | 22 | South Dakota | 27 | 187 | -59.7% | 360 | 0.07 |
| White Rock | 23 | South Dakota | 7 | 7 | 0% | 4 | 1.57 |
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.
Milbank is the largest city in Roberts County.
White Rock is the smallest city in Roberts County.
There are 23 cities in Roberts County, South Dakota.