The average aide salary at Wilder Elem. was $45,590 , which is 97 percent higher than the average salary for this job in Missouri, and 41 percent higher than the national average for this job . Aide salaries at Wilder Elem. typically range from $40,296 to $50,480 (25th to 75th percentile). The highest reported aide salary was $69,388. There are 18 employees at Wilder Elem. with the job title aide.