thumb|225px|[[Oil well rig in wetlands near Bayou Gauche.]]
Bayou Gauche is a census-designated place and fishing village, with an adjacent natural bayou and wetlands. It is located in St. Charles Parish, Louisiana, United States. As of 2020, its population was 2,161.
Geography
Bayou Gauche is part of the Greater New Orleans region. It is located at (29.825162, -90.434727).
According to the United States Census Bureau, the designated CDP has a total area of , of which is land and (12.93%) is water.
Demographics
Bayou Gauche was first listed as a census designated place in the 2000 U.S. census. In 2020, it had a population of 2,161.
- J. B. Martin Middle School (grades 6-8) in Paradis