PublicGrades 10-12
Sierra High (Continuation) School
461 Sierra Park Road, Mammoth Lakes, CA 93546(760) 934-3702
Total Students9
Student/Teacher9:1
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyMono
School DistrictMammoth Unified School District
Principal / AdminAnnie Rinaldi(760) 934-3702
Founded1991
Free/Reduced Lunch33.33% Eligible
Acceptance Rate100%
Student Demographics
Hispanic100%
Gender Distribution
55.6%
44.4%
Male Female
Students per Grade
Grade 115
Grade 124
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Sierra High (Continuation) School
Academic Calendar (2026-2027)
July 2026
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August 2026
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September 2026
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October 2026
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November 2026
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December 2026
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January 2027
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February 2027
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March 2027
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April 2027
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May 2027
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Key Dates & Holidays
First Day of SchoolAug 20
Labor Day HolidaySep 7
MMS Early Release DaySep 8
District Early Release DaySep 15
District Early Release DaySep 22
District Early Release DaySep 29
District Early Release DaysOct 6
District Early Release DaysNov 3
Veteran's Day ObservanceNov 11
MES Conference Minimum DaysNov 17
Thanksgiving BreakNov 23
District Early Release DaysDec 1
MHS Finals & Early ReleaseDec 15
District Minimum DayDec 18
Winter RecessDec 22
District Early ReleaseJan 5
MLK Day ObservanceJan 18
President's Day HolidayFeb 15
President's Week RecessFeb 22
Spring Break RecessApr 19
Memorial Day ObservanceMay 31
Last Day of SchoolJun 9
Juneteenth ObservanceJun 18
Key Dates & Holidays
2026-2027A Unique Educational Journey in Mammoth Lakes
Nestled in the stunning Sierra Nevada, this public institution for grades 10-12 offers a distinctive educational path. Families often seek schools providing vibrant extracurriculars such as basketball and soccer, alongside enriching academic pursuits like STEM initiatives and arts programs. Students here may find opportunities to explore these diverse interests.
Connecting with Our Community
We are committed to fostering a supportive learning environment. Parents and guardians can stay informed about upcoming events and important dates by reviewing the academic calendar available on this page.
Frequently Asked Questions
What extracurricular activities are available for students?
While specific programs vary each year, students often have access to clubs like robotics and athletics such as soccer. We recommend contacting the administration directly for the current list of activities.
What is the typical class size at Sierra High (Continuation) School?
Our continuation school model often allows for smaller class sizes, providing more individualized attention for each student's academic progress.
How does the curriculum support students preparing for post-secondary education or careers?
The curriculum is designed to provide a strong academic foundation while also offering opportunities for students to explore vocational interests and develop essential life skills for their future endeavors.
What support services are available for students?
This institution provides various support services to ensure student success, including academic counseling and guidance tailored to individual needs.
Community Reviews
Real experiences from parents, students, and alumni. Your feedback helps families make informed decisions about Sierra High (Continuation) School.
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