Jardin de San Julian is a census-designated place (CDP) in Starr County, Texas, United States. As of the 2020 census, Jardin de San Julian had a population of 23. This was a new CDP for the 2010 census.
Jardin de San Julian is located at (26.525375, -99.099851).
Jardin de San Julian first appeared as a census designated place in the 2010 U.S. census.
The CDP is within the Roma Independent School District. The zoned elementary school for the 2010 Census community is Emma Vera Elementary School. Roma High School is the district's sole comprehensive high school.