Supervisor salary in Alton, IL

The average salary for a supervisor in Alton, IL is $47,500 per year. Supervisor salaries in Alton, IL can vary between $33,000 to $82,000 and depend on various factors, including skills, experience, employer, bonuses, tips, and more.

This data is exclusive to Mint Salary and is based on 10 tax returns from TurboTax customers who reported their occupation as supervisor.

The following cities offer the highest salaries for supervisors near Alton, IL: Troy, MO ($68,000 a year), Fenton, MO ($65,500 a year), and Decatur, IL ($60,000 a year).