The average aide salary at Monroe was $25,043 , which is 25 percent lower than the average salary for this job in Washington, and 23 percent lower than the national average for this job . Aide salaries at Monroe typically range from $23,197 to $27,533 (25th to 75th percentile). The highest reported aide salary was $33,567. There are 111 employees at Monroe with the job title aide.