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Alliance Gertz-Ressler High School

Alliance Gertz-Ressler High School is a free, public charter school authorized by the Los Angeles Unified School District.

Enrollment for Current School Year

525 students in grades 9-12

Date Opened

August 2004


2023 South Union Avenue
Los Angeles, CA 90007
See map


(213) 745-8141


(213) 745-8142


Enrollment Deadline

Friday, November 20, 2015

Apply in English or Spanish.


Alliance Gertz-Ressler High School achieved an Academic Performance Index (API) score of 839, ranking it in the top 10% of LAUSD high schools.  In 2014, 99 percent of Gertz-Ressler graduates were accepted to college. For more on the school's current Performance Indicators, click here.
Alliance Gertz-Ressler High School ranks in the top 2% of high schools nationwide by US News & World Report, and among the top 25 "Most Transformative" high schools in the nation by Newsweek. The school was recognized as a 2011 National Blue Ribbon School, it was the only high school in Los Angeles to receive this honor. Alliance Gertz-Ressler High School was also recognized as a 2010 Silver Medal EPIC Gains school for student achievement, and as a 2009 California Distinguished School, an award that recognizes the state’s most exemplar, inspiring, and well-rounded community public schools.


Alliance Gertz-Ressler High School is located in the Pico-Union neighborhood west of Downtown Los Angeles. Pico-Union serves as a point-of-entry for many Latino immigrants, and is primarily populated by families from Mexico, Guatemala, El Salvador, and Hondouras. The surrounding neighborhood includes Crenshaw, Jefferson, and Manual Arts high schools.

Alliance Gertz-Ressler High School is part of the Alliance Gertz-Ressler/Richard Merkin 6-12 Education Complex. The school shares a campus with Alliance Richard Merkin Middle School.

Demographics and Average Daily Attendance

98% Latino and 2% African American, 10% English Language Learner (ELL) students, and 96% free or reduced meal program participants.  


Howard Lappin has spent over 40 years as a dedicated teacher and principal in Los Angeles. In 1989, he took on the role of principal at one of the lowest performing schools in the Los Angeles Unified School District. He subsequently turned it into one of the top ten schools in the district and top 100 schools in the country. Howard joined the Alliance as the founding principal of the first school, then moved to help stablish Alliance Environmental Science and Technology High School. Prior to joining the Alliance, Howard served as the Director of the Urban Learning Centers at the Los Angeles Educational Partnership (LAEP). He has an M.A. in Secondary Administration from CSU-Northridge.