Founded in 1894, Roseau County is one of 87 counties in the state of Minnesota. Historically, Roseau County was formed from Kittson County and Beltrami County. The city of Roseau is the county seat. With FIPS code of 135, Roseau County has a population of 15,258 and area of 1,662.51 square miles (4,306 km2).
List of all cities in Roseau County, MN alphabetically
| City/Town | Postal Code | Area Code |
| Arnesen, MN | 56673 | 218 |
| Badger, MN | 56714 | 218 |
| Greenbush, MN | 56726 | 218 |
| Laona, MN | 56673 | 218 |
| Pencer, MN | 56751 | 218 |
| Pinecreek, MN | 56751 | 218 |
| Roosevelt, MN | 56673 | 218 |
| 56682 | 218 | |
| Roseau, MN | 56751 | 218 |
| Salol, MN | 56756 | 218 |
| Skime, MN | 56761 | 218 |
| Strathcona, MN | 56759 | 218 |
| Swift, MN | 56682 | 218 |
| 56763 | 218 | |
| Wannaska, MN | 56761 | 218 |
| Warroad, MN | 56763 | 218 |