Bridge City is an unincorporated community and census-designated place in Jefferson Parish, Louisiana, United States. It was established in the 1930s during the construction of the Huey P. Long Bridge over the Mississippi River. The town is located on the south side of the river. It is part of the New Orleans–Metairie–Kenner metropolitan statistical area. The Bridge City CDP population was 7,706 at the 2010 census.