Automotive Mechanic salary at Illinois State Toll Highway Authority

The average automotive mechanic salary at Illinois State Toll Highway Authority was $112,876 , which is 23 percent higher than the average salary for this job in Illinois, and 78 percent higher than the national average for this job . Automotive Mechanic salaries at Illinois State Toll Highway Authority typically range from $111,902 to $135,256 (25th to 75th percentile). The highest reported automotive mechanic salary was $145,718. There are 44 employees at Illinois State Toll Highway Authority with the job title automotive mechanic.