PublicGrades 8-12
Oak Ridge High School
1120 Harvard Way, El Dorado Hills, CA 95762-4324(916) 933-6980
Total Students2,346
Student/Teacher25.44:1
Math Prof.65.23%
Reading Prof.78.02%
Graduation Rate97.6%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyEl Dorado
School DistrictEl Dorado Union High School District
Principal / AdminAaron Palm(916) 933-6980
Founded1980
Free/Reduced Lunch9.46% Eligible
Acceptance Rate100%
Student Demographics
White62.5%
Hispanic13.7%
Black1.1%
Asian15.5%
Native American0.4%
Pacific Islander0.3%
Two Or More6.3%
Gender Distribution
51.5%
48.4%
Male Female
Students per Grade
Grade 9605
Grade 10519
Grade 11587
Grade 12635
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
Holiday Event
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Oak Ridge High 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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June 2027
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Key Dates & Holidays
Independence Day ObservanceJul 3
First Day of SchoolAug 10
Labor Day HolidaySep 7
End of First QuarterOct 9
Veterans Day ObservanceNov 11
Thanksgiving RecessNov 23
Thanksgiving DayNov 26
End of First SemesterDec 18
Winter RecessDec 21
Christmas DayDec 25
New Year's Day ObservanceJan 1
Winter Break ContinuedJan 1
Martin Luther King, Jr. DayJan 18
Lincoln's Birthday ObservanceFeb 12
Presidents' Day ObservanceFeb 15
End of Third QuarterMar 12
Spring BreakMar 19
Emergency Closure Day 1Apr 23
Emergency Closure Day 2Apr 26
Last Day of School / End of Second SemesterMay 28
Memorial Day HolidayMay 31
Intersession PeriodJun 1
Juneteenth ObservanceJun 18
Key Dates & Holidays
2026-2027Community Reviews
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