Delhi, originally called Deerfield, is a town in Richland Parish, Louisiana, United States. As of the 2020 census, the town population was 2,622. In 1890, the Delhi Institute was founded in Delhi, Louisiana; a Black private school affiliated with the A.M.E. church. Delhi Institute was renamed to Lampton College; after a 1907 fire, the campus was moved to Alexan…Delhi, originally called Deerfield, is a town in Richland Parish, Louisiana, United States. As of the 2020 census, the town population was 2,622. In 1890, the Delhi Institute was founded in Delhi, Louisiana; a Black private school affiliated with the A.M.E. church. Delhi Institute was renamed to Lampton College; after a 1907 fire, the campus was moved to Alexandria, Louisiana, before being absorbed sometime after 1945 by Campbell College in Jackson, Mississippi.