| Bayou Gauche | |
| Settlement Type: | Census-designated place |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Louisiana |
| Subdivision Type2: | Parish |
| Subdivision Name2: | St. Charles |
| Pushpin Map: | Louisiana |
| Pushpin Map Caption: | Location of Bayou Gauche in Louisiana |
| Coordinates: | 29.8253°N -90.4347°W |
| Area Footnotes: | [1] |
| Area Total Km2: | 40.86 |
| Area Total Sq Mi: | 15.78 |
| Area Land Sq Mi: | 12.85 |
| Area Water Sq Mi: | 2.92 |
| Elevation Ft: | 3 |
| Population As Of: | 2020 |
| Population Total: | 2161 |
| Population Density Km2: | 64.92 |
| Population Density Sq Mi: | 168.13 |
| Timezone1: | CST |
| Utc Offset1: | -6 |
| Timezone1 Dst: | CDT |
| Utc Offset1 Dst: | -5 |
| Area Code: | 985 |
| Blank Name: | FIPS code |
| Blank Info: | 22-05315 |
| Unit Pref: | Imperial |
| Area Land Km2: | 33.29 |
| Area Water Km2: | 7.57 |
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.[2]
Bayou Gauche is part of the Greater New Orleans region. It is located at (29.825162, -90.434727).[3]
According to the United States Census Bureau, the designated CDP has a total area of 20.2sqmi, of which 17.6sqmi is land and 2.6sqmi (12.93%) is water.
In 2020, it had a population of 2,161.
The fishing and shellfish industries have been important in the local economy. Some residences for people in those fields, and their families, are stilt houses in the bayou and wetlands.
Oil wells for petroleum production are also present.
St. Charles Parish Public School System operates public schools: