General School Information

Sweetwater High School is located in National City, San Diego County, California. It has a population of 60,960 and measures 8 square miles and borders the cities of San Diego and Chula Vista in the South Bay area of the county of San Diego.

Sweetwater High School has a student population of 2,888 9th-12th graders.

Sweetwater High School’s student population is highly diverse, where different languages and cultural backgrounds are many and varied.

The SUHI staff consists of 183 teachers, administrators, counselors and support staff, all determined to provide the best possible education and environment to National City students. 15% of the staff members are SUHI alumni and have a special understanding of the issues facing SUHI students.

School History

Built in 1920, the school operates on a year-round block schedule and serves the community as the only high school in the city. Sweetwater has a long and rich tradition, being the second oldest high school in the county of San Diego and the oldest high school in the South Bay.

The school colors are red and gray, and Sweetwater has a long-standing and rich tradition in

  • Academics.
  • Athletics.
  • Community Service.


    • Sweetwater High School is currently ranked # 1 in attendance for the Sweetwater Union High School District. Sweetwater is averaging a 96.78% attendance rate.
    • Sweetwater was listed in Newseek Magazine as one of the schools in The complete list of the 1,500 top U.S. high schools.
    • Sweetwater High School has been selected as a California Distinguished School.
    • The Marine Corps Junior Reserve Officer Training Corps (MCJROTC) program has been honored as the Top Unit in the 12th Marine District in four of the last five years.
    • The Music Department was awarded the Outstanding Music Program in nationally ranked competitions in San Francisco and Las Vegas.