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| County : | Roberts County |
| State : | South Dakota (SD) |
| Land Area : | 1,101.04 sq mi |
| Water Area : | 34.73 sq mi |
| Latitude : | 45.6233973 |
| Longitude : | -96.9475513 |
| Population (2010): | 10,149 |
| Population Estimate (2012) : | 10,158 |
| Population Density : | 9.22/sq mi |
| Housing Units (2012) : | 4,905 |
| Median Household Income (2012) : | $42,893 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $52,067 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $82,100 (South Dakota : $129,800, USA : $181,400) |
Roberts County Cities / Towns
| Agency Village (181) | Claire City Town (76) | Corona Town (109) |
| Goodwill (513) | Long Hollow (192) | New Effington Town (256) |
| Ortley Town (65) | Peever Town (168) | Rosholt Town (423) |
| Sisseton City (2,470) | Summit Town (288) | White Rock Town (3) |
| Wilmot City (492) |
Roberts County Zip Codes
| 56219 (1,082) | 57216 (1,044) | 57224 (195) |
| 57227 (434) | 57252 (4,800) | 57255 (538) |
| 57256 (127) | 57257 (810) | 57260 (1,093) |
| 57262 (4,963) | 57266 (607) | 57270 (904) |
| 57273 (1,316) | 57279 (1,058) |