The average aide salary at Field Elem. was $39,302 , which is 70 percent higher than the average salary for this job in Missouri, and 22 percent higher than the national average for this job . Aide salaries at Field Elem. typically range from $19,792 to $51,724 (25th to 75th percentile). The highest reported aide salary was $97,358. There are 15 employees at Field Elem. with the job title aide.