Mendota is a city in Dakota County, Minnesota, United States. The name is derived from the Dakota language, meaning "mouth or junction of one river with another. The population was 198 at the 2010 census.
The town was one of the first permanent settlements in the state of Minnesota, being founded around the same time as Fort Snelling. It also houses a small museum which used to be the Hypolite Du Puis house, the Henry Hastings Sibley house, the Faribault house, and buildings associated with the American Fur Company, all dating from the 1830s. The main route through the small city is State Highway 13, also known as Sibley Memorial Highway. Other roads in the city are mainly small unimproved roads.
According to the United States Census Bureau, the city has a total area of 0.30 square miles (0.78 km2), of which 0.27 square miles (0.70 km2) is land and 0.03 square miles (0.08 km2) is water.
The city of Mendota is located at the confluence of the Mississippi and Minnesota rivers. The city is surrounded on three sides by the city of Mendota Heights. Fort Snelling State Park is nearby.