Maramec Spring is located on the Meramec River near St. James in the east-central Ozarks of Missouri. The fifth largest spring in the state with an average daily discharge of 153 cubic feet (4.3 m3) of water per second, it is part of an area known for its karst topography with many springs and caves. The spring and 1800 acres (7.3 km²) are privately owned by the James Foundation which maintains the area as a park open to the public.