About Grand Coteau, Louisiana
Coordinates: 30°25?08?N 92°02?53?W? / ?30.41889°N 92.04806°W? / 30.41889; -92.04806Grand Coteau is a town in St. Landry Parish, Louisiana, United States. The population was 1,040 at the 2000 census. Grand Coteau is on Interstate 49 south of Opelousas and is part of the Opelousas?Eunice Micropolitan Statistical Area. The town is a center for local farming. As of 2008 [update], the mayor is Gail Lark.