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Welcome to Sierra High School!
You can access quick links and need-to-know information on our homepage.
Welcome to Sierra High School!
You can access quick links and need-to-know information on our homepage.
October Leaders of the Pack
Click here to visit The Sierra High Sideline Store at BSN Sports
Announcements
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BD77F957-D6AB-4CAF-928F-F434570C4EC6.png
May Events
- May 6- Late start Wednesday
- May 13- Late start Wednesday
- May 25- Memorial day (NO SCHOOL!!!)
- May 26-28- Finals (finals schedule, Early release)
- May 29- LAST DAY OF SCHOOL!
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Board of Education
About MUSD
Vision: Every student works to achieve grade level standards, feels safe and is supported to realize individual success.
Mission: Through smart actions and decisions, MUSD will work together using meaningful, measurable and aligned data for all students to achieve mastery of grade level standards in all subjects based on their unique educational pathway in a safe environment inclusive of design, security and climate.
Bulletin Board
![graphic with summer hub labeled]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1778282678/mantecausdnet/hoenj9p3u0equvsetsng/SummerHub.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1778282678/mantecausdnet/hoenj9p3u0equvsetsng/SummerHub.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1778282678/mantecausdnet/hoenj9p3u0equvsetsng/SummerHub.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1778282678/mantecausdnet/hoenj9p3u0equvsetsng/SummerHub.png","width":1080}])
Learn More
about Explore MUSD's Summer Opportunities
![New Student Registration for 2026-27 School Year]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1766522665/mantecausdnet/ubsxs9zcsucda5ihclzh/RegistrationSocials.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1766522665/mantecausdnet/ubsxs9zcsucda5ihclzh/RegistrationSocials.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1766522665/mantecausdnet/ubsxs9zcsucda5ihclzh/RegistrationSocials.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1766522665/mantecausdnet/ubsxs9zcsucda5ihclzh/RegistrationSocials.png","width":1080}])
Learn More
about New Student Registration for 2026-27 School Year
![student smiling while on a playground, making a peace sign]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1757534751/mantecausdnet/dw1ydgq2p8jprizdzs3g/Lincoln.jpg","width":2200}])
Learn More
about Visit the Modernization Page!
![Link to the lastest MUSD Monthly newsletter.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1772240854/osju4n5vnm2xq01avhla/PinkShirtDay1.jpg","width":2200}])
Learn More
about Read the latest MUSD Newsletter!
![Safety is out #1 Priority over a photo of three happy girls]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1729802120/mantecausdnet/rwkoa7f3azoxwsae1znf/SafetyHubBulletinBoard2.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1729802120/mantecausdnet/rwkoa7f3azoxwsae1znf/SafetyHubBulletinBoard2.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1729802120/mantecausdnet/rwkoa7f3azoxwsae1znf/SafetyHubBulletinBoard2.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1729802120/mantecausdnet/rwkoa7f3azoxwsae1znf/SafetyHubBulletinBoard2.png","width":1080}])
Learn More
about Learn More about Safety & Preparedness in MUSD
![Work in Manteca Unified]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1762448053/mantecausdnet/mbzgb0mwd1sh3jezbotm/DSC_6890.jpg","width":2200}])
Learn More
about Work in MUSD (opens in new window/tab)
News & Events
Latest News
![East Union JROTC Academic Team Advances to National Championship Through Leadership, Teamwork, and Dedication]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1778259165/v46m95usqaz6kdarmwjj/EHSHAcaTeamcrop.jpg","width":2200}])
East Union High School’s JROTC Academic Team has earned a spot at the 2026 JROTC Leadership and Academic Bowl (JLAB) in Washington, D.C., placing the Lancers among the top 32 academic teams in the nation, and one of just three high schools representing California.
![Group of people outdoors posing in front of a school building and statue smiling at the camera]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1776123818/mantecausdnet/ksqg4tdpyoucirzzhixj/SHSDistinguishedSchoolsAwardPhoto.jpg","width":2200}])
Sierra High School has been named a 2026 California Distinguished School, one of the state’s highest honors recognizing academic achievement, student growth, and a strong school culture.
![Group of people sitting on bleachers and posing for a photo holding up a buffalo sign in front of a banner with a green "M"]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1776125330/dozigbuevl1oawqnjhck/withBoardandClaraBuffalosign2.jpg","width":2200}])
Manteca High School has once again been recognized as a California Distinguished School for the 2025–2026 year, marking its second time earning the honor in three years. The recognition highlights the school’s strong academic performance and success in closing achievement gaps, especially through its support of English Learners.
![Student writing in a classroom with a text that says "Manteca Unified School District: Needs-Based Budgeting"]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1773955227/mantecausdnet/htsszcb1hhdi96xy98rg/Screenshot2026-03-05150551.png","width":1919}])
At Manteca Unified, smart budgeting practices start with one question: What do our students need to achieve?
This student-first mindset drives every decision. From school sites to district departments, our staff analyzes student data to identify supports and align resources to help students reach the next level.
![Woodward Elementary Student Inspires Campuswide Movement for Kindness]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1773261201/mantecausdnet/atvk3tziiypumroyynrt/MUS_9561.jpg","width":2200}])
Walter Woodward Elementary students and staff wore pink on February 26 to promote kindness, inclusion, and bullying prevention during Pink Shirt Day. Fifth grader Skylee Valiante helped bring the initiative to campus after researching the movement and presenting a proposal to school leadership. The day included social-emotional learning activities that encouraged students to be “Upstanders” and spread kindness across campus.
![MUSD Academic Decathletes Shine at County Competition]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1771466075/mantecausdnet/yymt3wqa2isjby4rskjx/AcaDec2026.jpg","width":2200}])
At the 45th Annual San Joaquin County Academic Decathlon, four of Manteca Unified’s comprehensive high schools — Sierra High, Lathrop High, Manteca High, and Weston Ranch High — delivered an impressive showing, earning top finishes, individual championships, and medals across all divisions.
![Cougars’ Romello Bruhn Earns Prestigious McDonald’s All-American Nomination]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1771029390/olglblm2lcyb0cvpmcpo/RomelloBruhn2.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1771029390/olglblm2lcyb0cvpmcpo/RomelloBruhn2.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1771029390/olglblm2lcyb0cvpmcpo/RomelloBruhn2.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1771029390/olglblm2lcyb0cvpmcpo/RomelloBruhn2.jpg","width":1080}])
Senior basketball standout Romello Bruhn is writing his name into the record books while building momentum toward an equally successful future beyond the court.
![Q&A with MUSD’s School Counselor of the Year]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1770338090/mantecausdnet/es4jzhdtnm7z2hz97cmf/DSC_0685.jpg","width":2200}])
In honor of National School Counseling Week, we asked our School Counselor of the Year, Lisa Wilson, some questions to gain insight into the role counselors play in student achievement across MUSD.