PublicGrades K-12
Sierra Independent Study School
5171 Silva Road, Mariposa, CA 95338-9358(209) 742-0290
Total Students70
Student/Teacher23.49:1
Math Prof.5.88%
Reading Prof.8.82%
Graduation Rate88.9%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyMariposa
School DistrictMariposa County Unified School District
Principal / AdminNick Leonard(209) 742-0290
Founded1980
Free/Reduced Lunch70% Eligible
Acceptance Rate100%
Student Demographics
White45.7%
Hispanic31.4%
Black1.4%
Asian1.4%
Native American1.4%
Pacific Islander1.4%
Two Or More17.1%
Gender Distribution
54.3%
45.7%
Male Female
Students per Grade
Grade 22
Grade 32
Grade 43
Grade 58
Grade 63
Grade 74
Grade 87
Grade 96
Grade 1010
Grade 1110
Grade 1211
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Early Release K-8 Days
Sierra Independent Study School
Academic Calendar (2026-2027)
July 2026
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August 2026
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September 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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Key Dates & Holidays
Early Release K-8Aug 17
Early Release K-8 DaysAug 18
Early Release K-8 DaysAug 24
Labor Day HolidaySep 7
First Trimester EndsNov 6
Veterans Day HolidayNov 11
Early Release K-8 for Parent Teacher ConferencesNov 16
Thanksgiving BreakNov 23
First Semester EndsDec 18
Minimum Day Release K-12Dec 18
Winter RecessDec 21
New Year's Day HolidayJan 1
Martin Luther King Jr. Day HolidayJan 18
Lincoln's Birthday HolidayFeb 8
Washington's Birthday / Presidents Day HolidayFeb 15
Second Trimester EndsMar 5
Spring RecessMar 29
Spring RecessApr 1
Memorial Day HolidayMay 31
Last Day of SchoolJun 10
Third Trimester EndsJun 10
Second Semester EndsJun 10
Minimum Day Release K-12Jun 10
Key Dates & Holidays
2026-2027Community Reviews
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