PublicGrades 9-12
Pittsburg Senior High School
1750 Harbor Street, Pittsburg, CA 94565-4615(925) 473-2390
Total Students3,403
Student/Teacher21.53:1
Math Prof.17.64%
Reading Prof.42.86%
Graduation Rate87.6%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountyContra Costa
School DistrictPittsburg Unified School District
Principal / AdminReginald Richardson(925) 473-2390
Founded1980
Free/Reduced Lunch79.25% Eligible
Acceptance Rate100%
Student Demographics
White4.3%
Hispanic65.3%
Black16.5%
Asian7.6%
Native American0.2%
Pacific Islander1.3%
Two Or More4.7%
Gender Distribution
49.6%
50.3%
Male Female
Students per Grade
Grade 9889
Grade 10884
Grade 11827
Grade 12803
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Pittsburg Senior 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 ObservationJul 3
First Day of InstructionAug 5
Labor Day HolidaySep 7
First Quarter Ends (Secondary Schools)Oct 2
Fall RecessOct 5
First Trimester Ends (Elementary Schools)Nov 6
Veteran's DayNov 11
Thanksgiving RecessNov 23
Second Quarter Ends (Secondary Schools)Dec 18
Winter RecessDec 21
New Year's DayJan 1
Martin Luther King DayJan 18
Lincoln's DayFeb 12
President's DayFeb 15
Second Trimester Ends (Elementary Schools)Feb 26
Third Quarter Ends (Secondary Schools)Mar 12
Cesar Chavez DayMar 29
Spring Recess BeginsMar 30
Spring Recess EndsApr 5
Emergency Make Up DayMay 3
Memorial DayMay 31
Last Day of InstructionJun 2
Third Trimester / Fourth Quarter EndsJun 2
JuneteenthJun 18
Key Dates & Holidays
2026-2027Community Reviews
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