The average aide salary at Shelbina Elem. was $27,790 , which is 20 percent higher than the average salary for this job in Missouri, but 14 percent lower than the national average for this job . Aide salaries at Shelbina Elem. typically range from $13,663 to $34,433 (25th to 75th percentile). The highest reported aide salary was $46,105. There are 6 employees at Shelbina Elem. with the job title aide.