Washington is a town in St. Landry Parish, Louisiana, United States. The population was 1,082 at the 2000 census. It is part of the Opelousas–Eunice Micropolitan Statistical Area. Washington holds the annual Festival du Courtableau, now renamed the Washington Catfish Festival. Washington was the birthplace of Louisiana Governor Oramel H. Simpson, who served from 1926 until his defeat by the legendary Huey Pierce Long, Jr. in the 1928 Democratic gubernatorial primary.