Public schools in Martinez, CA
11 open public schools with an address in Martinez, operated by 3 education agencies. Compare size, staffing, grade spans, and school type, then confirm assignment with the district.
Public schools
11
NCES preliminary directory 2025–26
Reported students
4,647
10 schools reporting · NCES 2024–25
Median student–teacher ratio
21.2:1
California median 21.6:1
Charter schools
0
0 virtual
An overview of Martinez public schools
The federal directory lists 11 public schools in Martinez, CA: 5 elementary, 1 middle, 3 high, 2 combined or other. The 10 schools that reported 2024–25 membership enrolled 4,647 students, an average of 465 per school. The largest campus is Alhambra Senior High (1,028 students), and the largest elementary school is Hidden Valley Elementary (831).
Martinez Unified operates the most schools here (9), and 3 regular districts have at least one Martinez campus. City names come from school mailing addresses, which often differ from district or municipal boundaries.
Across schools that reported staffing, the median student–teacher ratio is 21.2:1, similar to the statewide school median of 21.6:1. A ratio counts classroom-teacher FTE against total enrollment, so specialized programs and part-time staffing can move it; ask schools for actual class sizes by grade.
Among 3 high and combined schools with 2021–22 civil-rights data, 2 reported students enrolled in AP courses and 1 of 4 reported computer-science classes. Confirm current course catalogs directly with each school.
About 35% of students in reporting schools were eligible for free or reduced-price meals in 2024–25. This describes the community served; it is not a quality signal, and community-eligibility schools can report differently.
School districts and agencies serving Martinez
Elementary schools in Martinez
5| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Hidden Valley Elementary Mt. Diablo Unified | KG–05 | 831 | 26.5:1 | |
| John Muir Elementary Martinez Unified | KG–05 | 423 | 20.8:1 | |
| John Swett Elementary Martinez Unified | KG–05 | 533 | 21.9:1 | |
| Las Juntas Elementary Martinez Unified | KG–05 | 353 | 19.2:1 | |
| Morello Park Elementary Martinez Unified | KG–05 | 496 | 21.3:1 |
Middle schools in Martinez
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Martinez Junior High Martinez Unified | 06–08 | 843 | 23.3:1 |
High schools in Martinez
3| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Alhambra Senior High Martinez Unified | 09–12 | 1,028 | 21.1:1 | |
| Mt. McKinley Contra Costa County Office of Education · Alternative School | 07–12 | 42 | 8.4:1 | |
| Vicente Martinez High Martinez Unified · Alternative School | 09–12 | 50 | 12:1 |
Combined, early-childhood, and other schools in Martinez
2| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Briones (Alternative) Martinez Unified · Alternative School | KG–12 | 48 | 24.6:1 | |
| Martinez Early Intervention Preschool Program (MEIPP) Martinez Unified | Not reported | — | — |
Student demographics
Race and ethnicity share of reported enrollment
- White42%
- Hispanic32.1%
- Black2.7%
- Asian8.6%
- American Indian / Alaska Native0.2%
- Native Hawaiian / Pacific Islander0.5%
- Multiracial13.9%
Enrollment-weighted across 10 Martinez schools with NCES CCD 2024–25 race/ethnicity counts (4,647 students). Privacy suppression can leave small gaps.
Questions about public schools in Martinez
How many public schools are in Martinez, CA?
The current NCES directory lists 11 open public schools with a location address in Martinez: 5 elementary, 1 middle, 3 high, 2 combined or other. Together they reported 4,647 students in 2024–25. The count includes charter, alternative, and special-purpose public schools; it excludes private schools.
Which school districts serve Martinez?
Schools with an address in Martinez belong to 3 education agencies, led by Martinez Unified (9 schools), Contra Costa County Office of Education (1 school), Mt. Diablo Unified (1 school). A mailing city is not an attendance boundary; confirm the district for a specific address.
What is the largest public high school in Martinez?
Alhambra Senior High reported the largest high-school enrollment in Martinez, with 1,028 students in 2024–25 (grades 09–12). Size is a description of the campus, not a quality measure.
Are there charter schools in Martinez?
No school with an address in Martinez is identified as a charter school in the current NCES directory. Families may still have charter or virtual options elsewhere in California.
What is the typical student–teacher ratio in Martinez schools?
The median reported student–teacher ratio across Martinez public schools is 21.2:1, similar to the California school median of 21.6:1. The ratio divides enrollment by classroom-teacher FTE; it is not an average class size.
Does living in Martinez guarantee a seat at a specific school?
No. Assignment depends on the district's attendance boundaries, programs, and enrollment rules, which can split a city or cross city lines. Use the district profile and its official boundary or school-locator tool to confirm the assigned school for an exact address.
Nearby California cities
Sources: NCES Common Core of Data 2025–26 preliminary directory (schools, grades, addresses, charter status) and 2024–25 nonfiscal files (enrollment, teachers, race/ethnicity, meal eligibility); Civil Rights Data Collection 2021–22 (AP and computer science). Cities are grouped by school mailing address. Methodology · All California cities