The average aide salary at Republic High was $44,089 , which is 91 percent higher than the average salary for this job in Missouri, and 36 percent higher than the national average for this job . Aide salaries at Republic High typically range from $34,179 to $55,604 (25th to 75th percentile). The highest reported aide salary was $76,872. There are 15 employees at Republic High with the job title aide.