Custodian salary at Illinois State Toll Highway Authority

The average custodian salary at Illinois State Toll Highway Authority was $61,434 , which is 19 percent higher than the average salary for this job in Illinois, but 14 percent lower than the national average for this job . Custodian salaries at Illinois State Toll Highway Authority typically range from $59,581 to $65,332 (25th to 75th percentile). The highest reported custodian salary was $70,273. There are 26 employees at Illinois State Toll Highway Authority with the job title custodian.