Total Students1,193
Student/Teacher20.94:1
Math Prof.36.86%
Reading Prof.53.16%
Graduation Rate94.9%
School Information
Charter SchoolNo
Magnet SchoolNo
Virtual SchoolNo
CountySonoma
School DistrictPetaluma Joint Union High School District
Principal / AdminGiovanni Napoli(707) 778-4651
Founded1980
Free/Reduced Lunch40.91% Eligible
Acceptance Rate100%
Student Demographics
White59.7%
Hispanic31.1%
Black1.3%
Asian1.8%
Native American0.3%
Pacific Islander0.3%
Two Or More4.6%
Gender Distribution
51.4%
47.8%
Male Female
Students per Grade
Grade 9292
Grade 10319
Grade 11286
Grade 12296
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Petaluma 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 12
Labor Day HolidaySep 7
Thanksgiving BreakNov 23
Winter RecessDec 21
New Year's Day ObservanceJan 1
Martin Luther King Jr. HolidayJan 18
Presidents' Day HolidayFeb 15
Lincoln's Birthday ObservanceFeb 16
Mid-Winter Break Make-up DaysFeb 17
Spring BreakApr 5
Memorial Day HolidayMay 31
Last Day of SchoolJun 4
Juneteenth Holiday ObservanceJun 18
Key Dates & Holidays
2026-2027Community Reviews
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