PublicGrades 9-12
Arroyo Grande High School
495 Valley Road, Arroyo Grande, CA 93420-3928(805) 474-3200
Total Students2,012
Student/Teacher20.96:1
Math Prof.36.55%
Reading Prof.69.84%
Graduation Rate96.3%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySan Luis Obispo
School DistrictLucia Mar Unified School District
Principal / AdminBrad Grumbles(805) 474-3200
Founded1980
Free/Reduced Lunch47.22% Eligible
Acceptance Rate100%
Student Demographics
White48%
Hispanic42%
Black0.5%
Asian3%
Native American0.2%
Pacific Islander0.1%
Two Or More5.7%
Gender Distribution
52.1%
47.4%
Male Female
Students per Grade
Grade 81
Grade 9526
Grade 10488
Grade 11466
Grade 12531
School Calendar 2026-2027
August 2026
Academic Schedule • 2026-2027
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Arroyo Grande 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
First Day of SchoolAug 13
Labor Day HolidaySep 7
Quarter 1 Ends (HS/MS)Oct 16
Trimester 1 Ends (ES)Nov 6
Veterans Day HolidayNov 11
Thanksgiving RecessNov 23
Thanksgiving Day HolidayNov 26
Semester 1 Ends (HS/MS)Dec 18
Winter RecessDec 21
Christmas Day HolidayDec 25
New Year's Day HolidayJan 1
Winter Recess ContinuedJan 4
Dr. Martin Luther King, Jr. Day HolidayJan 18
Lincoln Day HolidayFeb 8
Washington Day HolidayFeb 15
Trimester 2 Ends (ES)Mar 4
Quarter 3 Ends (HS/MS)Mar 19
Spring RecessMar 29
Spring Recess ContinuedApr 1
Memorial Day HolidayMay 31
Last Day of School / Minimum DayJun 4
Semester 2 Ends (HS/MS)Jun 4
Trimester 3 Ends (ES)Jun 4
Summer Recess BeginsJun 7
Juneteenth (Observed) HolidayJun 18
Key Dates & Holidays
2026-2027Community Reviews
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