Calhoun is an unincorporated community in Ouachita Parish, Louisiana, United States. Its elevation is 177 feet (54 m), and it is located at 32°30′46″N 92°21′31″W / 32.51278°N 92.35861°W / 32.51278; -92.35861 (32.5126469, -92.3584744). It is located along Interstate 20.