Home of the Lancers

Mobile Clinic on Wheels from PIH
 Please see the attached PDF for additional information on the services provided by the Mobile Clinic on Wheels from Presbyterian Intercommunity Hospital.  Students, Parents of Students, Siblings of Students, Infants and Children of Students are encouraged to take advantage of these services!
Superintendent's Message  
Superintendent Sandra Thorstenson reflects on milestones and successes made during the first quarter of 2014-15 and looks at what's ahead for Whittier Union. 
Back to School Night
Please join us for Back to School Night on Wednesday, September 10th.  School will follow a minimum day schedule with students released at 12:15pm.  The evening will begin with a parent meeting in the Locke Gym at 6:00pm with classroom visits beginning at 6:30pm. Click here to see detailed schedules for the day. 
Technology Acceptable Use Policies Form   
All students will be sent home with an Acceptable Use Form which is required to be signed by a parent/guardian in order to use technology on campus and activate their school email/password.  Please review the Acceptable Use Policies here and have students return the distributed form to their English teachers.
Free and Reduced Lunch Applications
Attention parents:  If you have not yet submitted your application for the district Free and Reduced Lunch Program or do not know if you are eligible click here to download the application and qualification criteria. In addition to free and reduced-price meal options at school, students who qualify for the program also may benefit from reduced rates and/or waivers for the SAT, AP exams and college applications.  

Common Core Information
The Common Core State Standards have been adopted in California with an emphasis on rigorous and relevant instruction, in an effort to increase college and career readiness. For information regarding the Common Core Standards visit the district information page at
La Serna API Score for 2013
2013 API scores have just been released and La Serna High School has set a new school record. We are excited to announce our 2013 API score is 845! We are so proud of our teachers and students for a tremendous accomplishment.


  • Teen Mental Health Presentation

    November, 4th at 6 pm in the library -PTSA sponsored Parent Information Night "Teen Mental Health Continuum" Student Well Being Liaisons from the district will be addressing the topic of teens and depression.

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  • Whittier Union ASB Student Leaders Hold Social Gathering

    More than 200 Associated Student Body (ASB) members from throughout the Whittier Union High School District attended the annual ASB Social/Dinner on Oct. 28, in which students bonded, held friendly competitions, a sing-off and even evaded a zombie apocalypse.

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  • Student Safety Night

    La Serna High School, in partnership with the Whittier Police Department, wishes to invite you to our parent-only information night. The topics discussed will include current trends in social media, internet safety, drug and alcohol use, graffiti and truancy. Refreshments will be served. Please come out and join us!

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  • Whittier Union’s Academic Achievement Continues to Rise

    Students at the Whittier Union High School District continue to raise the bar for college- and career-readiness, with the latest state data showing more students than ever taking Advanced Placement exams, passing the California High School Exit Exam (CAHSEE) and narrowing the achievement gap.

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  • WUHSD College Fair at La Serna High Attracts More than 2,000 Students

    More than 2,000 students and their parents attended the Whittier Union High School District’s College Fair at La Serna High School, where they took advantage of the opportunity to meet with dozens of college representatives and get first-hand information about the college application process.

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  • Whittier Union Celebrates 50th Anniversary of the Horizons Program

    In celebration of its longtime tradition of student achievement, the Whittier Union High School District commemorated the 50th anniversary of its esteemed Horizons program, founded in 1964 by educator Dr. Henry M. Ramirez in an effort to close the opportunity gap and catapult students to success. The District held an anniversary celebration for the pioneering program on Sept. 16.

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  • La Serna Launches Text-A-Tip

    In continuing to ensure the safety for our students, La Serna High School, in partnership with the Whittier Police Department, is proud to present title for full story

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  •  Lancer senior leaves wishful legacy through Make-A-Wish

    Lancer senior leaves wishful legacy through Make-A-Wish

    When Rachael Gottes was diagnosed with leukemia seven years ago, no one would have imagined it would be one of the best things to ever happen to her. Well, no one except for the then-preteen herself, even as she endured title for full story

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  • Girls Water Polo CIF Champions

    Lady Lancers win their first CIF Water Polo Title...

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  •  LSHS Football Champs

    LSHS Football Champions

    In one of the most thrilling championship games in CIF-SS history, La Serna defeated Norwalk 41-38 in double overtime for it's first football title over 40 story title for more!

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