Office Assistant salary at Corona

The average office assistant salary at Corona was $46,396 , which is 17 percent lower than the average salary for this job in California, but 12 percent higher than the national average for this job . Office Assistant salaries at Corona typically range from $25,632 to $63,504 (25th to 75th percentile). The highest reported office assistant salary was $76,746. There are 10 employees at Corona with the job title office assistant.