PublicGrades 9-12
Las Plumas High School
2380 Las Plumas Avenue, Oroville, CA 95966-7305(530) 538-2310
Total Students1,265
Student/Teacher19.37:1
Math Prof.13.67%
Reading Prof.33.59%
Graduation Rate90.6%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyButte
School DistrictOroville Union High School District
Principal / AdminShanna Lee(530) 538-2310
Founded1980
Free/Reduced Lunch74.55% Eligible
Acceptance Rate100%
Student Demographics
White54.2%
Hispanic25.3%
Black2.3%
Asian7%
Native American5.1%
Pacific Islander0.5%
Two Or More5.6%
Gender Distribution
48.7%
51.2%
Male Female
Students per Grade
Grade 9354
Grade 10321
Grade 11295
Grade 12295
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Las Plumas 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 School - Minimum DayAug 10
Minimum Day for StudentsAug 11
Labor Day HolidaySep 7
End of First QuarterOct 8
October BreakOct 9
Veterans Day ObservanceNov 11
Thanksgiving Break RecessNov 23
Mid-Term Finals ExaminationsDec 16
End of First SemesterDec 17
Winter Break RecessDec 21
New Year's Day Holiday ObservanceJan 1
Dr. MLK Jr's Birthday ObservanceJan 18
Lincoln's Birthday ObservanceFeb 12
Presidents Day HolidayFeb 15
February Break RecessFeb 12
End of Third QuarterMar 19
Spring Break BeginsMar 26
Spring Break EndsApr 1
Memorial Day Holiday ObservanceMay 31
End of Year Finals ExaminationsJun 1
Last Day of SchoolJun 3
Juneteenth Holiday ObservanceJun 18
Key Dates & Holidays
2026-2027Community Reviews
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