The average aide salary at Richmond High was $37,715 , which is 63 percent higher than the average salary for this job in Missouri, and 17 percent higher than the national average for this job . Aide salaries at Richmond High typically range from $16,969 to $51,756 (25th to 75th percentile). The highest reported aide salary was $79,510. There are 7 employees at Richmond High with the job title aide.