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 | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Milbank | 1 | 3,506 | 3,530 | -0.17% | 1,264 | 2.8 | City |
| Sisseton | 2 | 2,400 | 2,471 | -0.74% | 1,508 | 1.6 | City |
| Agency Village | 3 | 1,104 | 970 | 6.36% | 154 | 7.2 | CDP |
| Hankinson | 4 | 918 | 918 | 0% | 494 | 1.9 | City |
| Lidgerwood | 5 | 591 | 598 | -0.34% | 894 | 0.7 | City |
| Browns Valley | 6 | 495 | 557 | -3.13% | 626 | 0.8 | City |
| Waubay | 7 | 475 | 475 | 0% | 326 | 1.5 | City |
| Wilmot | 8 | 421 | 432 | -0.71% | 790 | 0.5 | City |
| Big Stone City | 9 | 410 | 410 | 0% | 342 | 1.2 | City |
| Long Hollow | 10 | 393 | 395 | 3.97% | 27 | 14.4 | CDP |
| Rosholt | 11 | 365 | 377 | -0.81% | 1,233 | 0.3 | Town |
| Enemy Swim | 12 | 355 | 171 | 7.9% | 380 | 0.9 | CDP |
| Veblen | 13 | 313 | 316 | -0.32% | 997 | 0.3 | City |
| Summit | 14 | 274 | 285 | -1.08% | 500 | 0.5 | Town |
| New Effington | 15 | 223 | 233 | -1.33% | 854 | 0.3 | Town |
| Peever | 16 | 172 | 176 | -0.58% | 1,387 | 0.1 | Town |
| Peever Flats | 17 | 125 | 187 | 7.76% | 1,667 | 0.1 | CDP |
| Clear Lake | 18 | 117 | 150 | 8.33% | 120 | 1.0 | CDP |
| Claire City | 19 | 80 | 83 | -1.23% | 437 | 0.2 | Town |
| Mantador | 20 | 67 | 69 | -1.47% | 489 | 0.1 | City |
| Corona | 21 | 67 | 65 | 0% | 265 | 0.3 | Town |
| Ortley | 22 | 47 | 49 | -2.08% | 21 | 2.2 | Town |
| White Rock | 23 | 7 | 7 | 0% | 4 | 1.6 | Town |
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.