Cities and Towns in Washington County, Minnesota
Founded in 1849, Washington County is one of 87 counties in the state of Minnesota. Historically, Washington County was one of nine original counties; formed from residual St. Croix County and Wisconsin Territory. The city of Stillwater is the county seat. With FIPS code of 163, Washington County has a population of 272,256 and area of 391.70 square miles (1,014 km²).
List of all cities in Washington County, MN alphabetically
| City/Town | Postal Code | Area Code |
| Afton, MN | 55001 | 651 |
| Bayport, MN | 55003 | 651 |
| Baytown, MN | 55003 | 651 |
| Centerville, MN | 55038 | 651 |
| Columbus, MN | 55025 | 651 |
| 55038 | 651 | |
| Copas, MN | 55073 | 651 |
| Cottage Grove, MN | 55016 | 651 |
| Douglas, MN | 55003 | 651 |
| Forest Lake, MN | 55025 | 651 |
| Grant, MN | 55115 | 651 |
| Grey Cloud Island, MN | 55071 | 651 |
| Hugo, MN | 55038 | 651 |
| Lake Elmo, MN | 55042 | 651 |
| Lakeland, MN | 55043 | 651 |
| Landfall Village, MN | 55128 | 651 |
| Lino Lakes, MN | 55038 | 651 |
| Mahtomedi, MN | 55115 | 651 |
| Marine, MN | 55047 | 651 |
| Marine on Saint Croix, MN | 55047 | 651 |
| New Scandia, MN | 55047 | 651 |
| 55073 | 651 | |
| Newport, MN | 55055 | 651 |
| Oak Park Heights, MN | 55082 | 651 |
| Oakdale, MN | 55042 | 651 |
| 55128 | 651 | |
| Otisville, MN | 55073 | 651 |
| Pine Springs, MN | 55115 | 651 |
| 55128 | 651 | |
| Saint Croix, MN | 55047 | 651 |
| Saint Croix Beach, MN | 55043 | 651 |
| Saint Marys Point, MN | 55043 | 651 |
| Saint Paul, MN | 55115 | 651 |
| 55125 | 651 | |
| 55128 | 651 | |
| 55129 | 651 | |
| Saint Paul Park, MN | 55071 | 651 |
| Scandia, MN | 55073 | 651 |
| Stillwater, MN | 55082 | 651 |
| 55083 | 651 | |
| West Lakeland, MN | 55082 | 651 |
| White Bear Lake, MN | 55115 | 651 |
| Willernie, MN | 55090 | 651 |
| Woodbury, MN | 55125 | 651 |
| 55129 | 651 |
