Sergeant Investigator salary at Office of the Illinois Secretary of State

The average sergeant investigator salary at Office of the Illinois Secretary of State was $105,964 , which is 1 percent lower than the average salary for this job in Illinois, but 5 percent higher than the national average for this job . Sergeant Investigator salaries at Office of the Illinois Secretary of State typically range from $99,333 to $127,908 (25th to 75th percentile). The highest reported sergeant investigator salary was $142,128. There are 20 employees at Office of the Illinois Secretary of State with the job title sergeant investigator.