The average aide salary at Purdy Middle was $17,516 , which is 24 percent lower than the average salary for this job in Missouri, and 46 percent lower than the national average for this job . Aide salaries at Purdy Middle typically range from $11,970 to $21,112 (25th to 75th percentile). The highest reported aide salary was $30,800. There are 5 employees at Purdy Middle with the job title aide.