Ramsey is a city in Anoka County, Minnesota, United States. It is a northern suburb of the Twin Cities. U.S. Highways 10 / 169 (co-signed) and State Highway 47 are two of the main arterial routes in the city. According to the United States Census Bureau, the city has a total area of 29.7 square miles (77 square kilometer), of which, 28.8 square miles (75 square kilometer) of it is land and 0.9 square miles (2.3 square kilometer) of it (3.19%) is water.