San Lorenzo High School
Address
50 East Lewelling Boulevard San Lorenzo , California 94588 United States
Information
Type	Public high school
Established	January 24, 1950
School district	San Lorenzo Unified School District
Principal	Indira Kumar
Faculty	61.01 (FTE)
Grades	9-12
Number of students	1,239 (2023–2024)
Student to teacher ratio	22.11
Campus	Urban
Color(s)	Maroon, White, and Gold     Freshmen:  Sophomores:  Juniors:  Seniors:
Athletics conference	CIF NCS
Mascot	Grizzlies
Website	San Lorenzo High School Homepage

San Lorenzo High School, also known as "SLz", is a public high school located in San Lorenzo, California, and is part of the San Lorenzo Unified School District.

The school's student body reflects the diversity of its surrounding and nearby communities, namely San Lorenzo, San Leandro, Hayward, and Oakland. As of the 2018-2019 school year, the student demographics are, Hispanic-Latino (62%), followed by Asian (15%), Black (14%), non-Hispanic White (5%), Pacific Islander (2%), American Indian or Alaska Native (less than 1%), and two or more races (2%).

San Lorenzo High School includes three academies in partnership with the California Partnership Academies program:

• Green Engineering and Technology (GREEN) - for students interested in careers in engineering, technology or other ecological or green industries.
• Law Leadership and Culture (LLC) - for students interested in the law, in how societies and language develop and change over time, and about how students impact the world in a positive way.
• Bay Area Digital Arts (BADA) - an academy which covers all the regular subjects while teaching skills in digital arts. Students participate in various visual/performing arts classes and their learning is enhanced through creativity.

San Lorenzo students are also able to enroll in Advanced Placement and Honors courses such as AP Government, AP Calculus, AP US History, and AP English.

• Pauline Russo Cutter, Mayor of San Leandro, California
• Manny Fernandez, former NFL defensive tackle. Two-time Super Bowl champion with the Miami Dolphins
• Nonito Donaire, boxer, former World Bantamweight Champion
• John Ralston, College Football Hall of Fame Football Head Coach
• Steve Smith, singer
• Jerry Smith, former NFL tight end. Two-time Pro Bowl selection with the Washington Redskins

• San Lorenzo High School Homepage
• San Lorenzo Unified School District Homepage
• "Bay Area isn’t above the Confederacy fray: High school scrubs Rebel mascot" San Francisco Chronicle