State Police Sergeant salary at Illinois State Toll Highway Authority

The average state police sergeant salary at Illinois State Toll Highway Authority was $215,566 , which is 32 percent higher than the average salary for this job in Illinois, and 40 percent higher than the national average for this job . State Police Sergeant salaries at Illinois State Toll Highway Authority typically range from $160,377 to $271,665 (25th to 75th percentile). The highest reported state police sergeant salary was $372,385. There are 8 employees at Illinois State Toll Highway Authority with the job title state police sergeant.