San Dieguito Union High School District is a school district headquartered in Encinitas, California. The district serves students in the cities of Encinitas, Solana Beach, and Del Mar and surrounding areas.
In 2006, the district reported a total of 12,375 students enrolled between seventh and twelfth grade. This included 1,860 students in Grade 7; 1,881 students in Grade 8; 2,179 students in Grade 9; 2,194 students in Grade 10; 2,218 students in Grade 11; and 2,042 students in Grade 12.
The 2017 Board of Trustees includes Beth Hergesheimer (President), Joyce Dalessandro (Vice-President), Maureen Muir (Trustee), Amy Herman (Clerk), and John Salazar (Trustee).