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C−

Briones (Alternative)

PublicOtherGrades K–12Alternative Education School

925 Susana St., Martinez, CA 94553 · (925) 335-5800 · Part of Martinez Unified School District

Martinez’s School Grade B better than 63% of California school districts

Directions
Students
48
Students per teacher
24:1
Free or reduced lunch
38%
Setting
Suburb
Grades
K–12
The gist

What stands out about Briones (Alternative)

  • Its own letter, C−: better results than 24% of California’s public schools
  • Math proficiency 9 pts below the state
  • Reading / language arts 24 pts below the state
  • Larger classes: 24 students per teacher
  • Enrollment down 78% since 2020–21

Test scores

2020–21
Math proficiency24%
State average 33.6%
Reading / language arts24%
State average 48.6%

Its own letter, C−, places these results among California’s 3,615 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

925 Susana St., Martinez

Students

Enrollment by grade
Grade 41
Grade 62
Grade 83
Grade 96
Grade 108
Grade 1114
Grade 1214
Enrollment over time
218’20
157’21
59’22
44’23
48’24

Down 78% since 2020–21.

Who goes here
White 52%Hispanic 38%Black 4%Two or more races 4%Asian 2%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Briones (Alternative) from Martinez families.

Other schools in Martinez Unified School District

The district →
John Swett Elementary
Elementary · Grades K–5 · Martinez
533 students22:1
Morello Park Elementary
Elementary · Grades K–5 · Martinez
496 students21:1
John Muir Elementary
Elementary · Grades K–5 · Martinez
423 students21:1
Las Juntas Elementary
Elementary · Grades K–5 · Martinez
353 students19:1
Martinez Junior High
Middle · Grades 6–8 · Martinez
843 students23:1
Alhambra Senior High
High · Grades 9–12 · Martinez
A−
1,028 students21:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against California’s other public schools; Martinez’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.