Contra Costa County Office of Education

3 public schools · Martinez, CA

Subject percentages show the share of students who met or exceeded the state standard.


Floyd I. Marchus Grades K–12 Special education · Contra Costa County Office of Education	0%	10%	13%	Average of math, English and science: 7% in 2022-23 → 8% in 2025-26	60%	50	Black 39%
Golden Gate Community Grades 6–12 Charter Alternative · Contra Costa County Office of Education	0% −32 vs state	0% −57 vs state	0%	5% Average of math, English and science: 5% in 2022-23 → 0% in 2025-26	81%	69	Hispanic 57%
Mt. McKinley Grades 7–12 Alternative · Contra Costa County Office of Education	0%	0%	0%	Not enough years of data	93%	42	Black 45%

Overall change: average of the three subjects, latest year vs. 3 years earlier (↑4% means the average rate went up 4 points, e.g. 82% → 86%; — means within ±2%). Low income = eligible for free or reduced-price lunch.