Gibson is an unincorporated community in Terrebonne Parish, Louisiana, United States. The zip code is 70356. It is part of the Houma–Bayou Cane–Thibodaux Metropolitan Statistical Area.Gibson is located at 29°41′12″N 90°59′26″W / 29.68667°N 90.99056°W / 29.68667; -90.99056, on LA Highway 182 between Houma and Morgan City.Terrebonne Parish School District operates public schools. Gibson Elementary School is located in the community.