The average aide salary at Ava High was $34,197 , which is 48 percent higher than the average salary for this job in Missouri, and 6 percent higher than the national average for this job . Aide salaries at Ava High typically range from $29,546 to $39,911 (25th to 75th percentile). The highest reported aide salary was $46,292. There are 8 employees at Ava High with the job title aide.