Admin Assistant salary at Contra Costa County Office of Education

The average admin assistant salary at Contra Costa County Office of Education was $90,645 , which is 7 percent lower than the average salary for this job in California, but 99 percent higher than the national average for this job . Admin Assistant salaries at Contra Costa County Office of Education typically range from $53,755 to $114,934 (25th to 75th percentile). The highest reported admin assistant salary was $127,395. There are 15 employees at Contra Costa County Office of Education with the job title admin assistant.