The average aide salary at Buffalo High was $32,864 , which is 42 percent higher than the average salary for this job in Missouri, and 2 percent higher than the national average for this job . Aide salaries at Buffalo High typically range from $27,123 to $38,560 (25th to 75th percentile). The highest reported aide salary was $41,530. There are 11 employees at Buffalo High with the job title aide.