Sweetwater Union High School District (SUHSD) is a school district headquartered in Chula Vista, California. The union high school district serves over 42,000 high school-aged students and over 32,000 adult learners. Overseen by a five-member board of trustees, the district operates 14 high schools ; 11 middle schools; 4 adult schools; a regional occupational program (ROP); and special education.