Trooper First Class salary at Illinois Department of Transportation

The average trooper first class salary at Illinois Department of Transportation was $118,295 . Trooper First Class salaries at Illinois Department of Transportation typically range from $105,517 to $127,592 (25th to 75th percentile). The highest reported trooper first class salary was $200,884. There are 118 employees at Illinois Department of Transportation with the job title trooper first class.