Lake Santee is an unincorporated town and census-designated place in Decatur and Franklin counties, Indiana, United States. As of the 2010 census, it had a population of 820.
<p>History
Lake Santee was built up in the 1960s as a housing development centered on a reservoir of the same name.
Geography
Lake Santee is located at 39°24â²36â³N 85°18â²27â³W in southeastern Indiana. It is situated 13 miles (21 km) northeast of Greensburg and 12 miles (19 km) northwest of Batesville.
According to the U.S. Census Bureau, the CDP has a total area of 2.8 square miles (7.3Â km2), of which 2.5 square miles (6.4Â km2) is land and 0.35 square miles (0.9Â km2), or 12.60%, is water. The water area consists entirely of Lake Santee, the reservoir.