El Mesquite is a census-designated place (CDP) in Starr County, Texas, United States. This was a new CDP for the 2010 census. As of the 2020 census, El Mesquite had a population of 50.
El Mesquite is located at (26.384685, -98.771579).
El Mesquite first appeared as a census designated place prior to the 2010 U.S. census.
The CDP is within the Rio Grande City Grulla Independent School District (formerly Rio Grande City Consolidated Independent School District).