Marine on St. Croix, Minnesota

Marine on St. Croix
Marine General Store and Village Hall
Location of the city of Marine on St. Croix
within Washington County, Minnesota
Coordinates: 45°11′55″N 92°46′11″W / 45.19861°N 92.76972°W / 45.19861; -92.76972
CountryUnited States
StateMinnesota
CountyWashington
Government
 • MayorKevin Nyenhuis
Area
 • Total
4.20 sq mi (10.88 km2)
 • Land3.91 sq mi (10.12 km2)
 • Water0.29 sq mi (0.76 km2)
Elevation
810 ft (250 m)
Population
 (2020)
 • Total
664
 • Density170/sq mi (65.6/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
55047
Area code651
FIPS code27-40562
GNIS feature ID2395007
Websitemarine.govoffice.com

Marine on St. Croix or Marine on Saint Croix (/məˈrn ɒn ˈsnt ˈkrɔɪ/ mə-REEN on SAYNT KROY) is a city in Washington County, Minnesota, United States. The population was 664 at the 2020 census. It was founded in 1839 as Marine Mills. The city was the site of the first commercial sawmill on the St. Croix River. A substantial portion of the city is listed as a historic district on the National Register of Historic Places and by the state of Minnesota.