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Chapter

Cinnabar Charter

Petaluma, CA

CharterElementary · Grades K–8
cinnabar.org286 Skillman Ln., Petaluma, CA 94952(707) 765-4345
Test scores
California state tests, 2024–25

English language arts

102 students tested

30.4% met or exceeded the standard. In 2023–24, 25.0% did.

  • Exceeded11.8%
  • Met18.6%
  • Nearly met30.4%
  • Not met39.2%

Math

103 students tested

16.5% met or exceeded the standard. In 2023–24, 15.5% did.

  • Exceeded1.9%
  • Met14.6%
  • Nearly met27.2%
  • Not met56.3%
Discipline
State and federal reports

California Department of Education

7.2% of students were suspended at least once in 2024–25.

Measure2023–242024–25
Enrolled during the year182167
Suspended in or out of school3.8% · 77.2% · 12
Suspensions1015
Violence with injury81
Violence without injury211
Weapons01
Drugs00
Defiance only00
Other02

Each suspension is listed under its most serious offense.

U.S. Department of Education

Measure2021–222023–24
Enrolled in the fall206159
Suspended out of school1.0% · 25.7% · 9
Suspended in school0.0% · 00.0% · 0
Expelled0.0% · 00.0% · 0
Attendance
California Department of Education

20.9% of students were chronically absent in 2024–25.

Measure2023–242024–25
Students counted174163
Chronically absent22.4% · 3920.9% · 34

Chronically absent means missing 10% or more of the school days a student was enrolled.

School Profile

Location

Suburb, Small

Enrollment

160 students

Student-Teacher Ratio

17:1

Demographics
Hispanic/Latino76.3%
x
White18.1%
x
Black or African American1.3%
x
Asian0.0%
x
Two or More Races3.8%
x
American Indian or Alaska Native0.0%
x
Native Hawaiian or Pacific Islander0.6%
x
Public school directory

NCES ID 060870000884

District
Cinnabar Elementary
Status
Open
School category
Regular School
Charter
Yes
Virtual instruction
No virtual instruction
Enrollment
160 students
Teachers (FTE)
9.5

Sources