PublicCharterGrades K-6
Cinnabar Charter School
286 Skillman Lane, Petaluma, CA 94952-1226(707) 765-4345
Total Students156
Student/Teacher16.44:1
Math Prof.16.5%
Reading Prof.30.39%
School Information
Charter SchoolYes
Magnet SchoolNo
Virtual SchoolNo
CountySonoma
School DistrictCinnabar Elementary School District
Principal / AdminJamie Azevedo(707) 765-4345
Founded1980
Free/Reduced Lunch83.33% Eligible
Acceptance Rate100%
Student Demographics
White14.7%
Hispanic80.1%
Black0.6%
Native American0.6%
Pacific Islander0.6%
Two Or More3.2%
Gender Distribution
49.4%
50.6%
Male Female
Students per Grade
Grade 117
Grade 220
Grade 319
Grade 426
Grade 520
Grade 615
Grade 715
Grade 811
School Calendar 2026-2027
July 2026
Academic Schedule • 2026-2027
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Cinnabar Charter 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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Key Dates & Holidays
Independence Day (Observed)Jul 3
Labor DaySep 7
Veterans DayNov 11
Thanksgiving DayNov 26
Christmas DayDec 25
New Year's DayJan 1
Martin Luther King Jr. DayJan 18
Presidents' DayFeb 15
Memorial DayMay 31
Juneteenth (Observed)Jun 18
Key Dates & Holidays
2026-2027Nurturing Young Minds in Petaluma
Families often seek educational environments that foster both academic growth and personal development. This institution provides a foundation for learning, with opportunities for students to explore areas like STEM and the arts. Many look for schools offering sports such as soccer and track, alongside engaging clubs.
Your Connection to Cinnabar Elementary
Discover a welcoming community dedicated to K-6 education in Petaluma, CA. This public school is part of the Cinnabar Elementary School District. Parents can review the academic calendar directly on this page for important dates and events.
Frequently Asked Questions
What types of extracurricular activities are available for students?
While specific programs vary each year, students often have access to clubs like robotics and athletics such as soccer. We recommend contacting the administration directly for the current list of activities.
What is the student-to-teacher ratio?
The school strives for optimal learning environments. For precise details regarding class sizes, please reach out to the school's administrative office.
Does the school offer before and after-school care?
Information regarding before and after-school programs can be obtained by contacting the school directly. They can provide details on availability and enrollment.
How does the school communicate important updates to parents?
The school utilizes various channels for communication, including newsletters, emails, and updates posted on their official website. Parents are encouraged to check these regularly.
Community Reviews
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