Fountain is a city in Fillmore County, Minnesota, United States. The population was 410 at the 2010 census. Fountain is the western terminus of the Root River segment of the Blufflands State Trail.
According to the United States Census Bureau, the city has a total area of 0.8 square miles (2.1 km²), all of it land.
Fountain is claimed as the sinkhole capital of the United States of America due to the prevalence of karst topography.