The average aide salary at Rolla Jr. High was $50,888 , which is 120 percent higher than the average salary for this job in Missouri, and 57 percent higher than the national average for this job . Aide salaries at Rolla Jr. High typically range from $46,634 to $57,288 (25th to 75th percentile). The highest reported aide salary was $76,582. There are 10 employees at Rolla Jr. High with the job title aide.