Investigator salary at Middlesex Sheriff's Office

The average investigator salary at Middlesex Sheriff's Office was $79,974 , which is 28 percent higher than the average salary for this job in Massachusetts, and 22 percent higher than the national average for this job . Investigator salaries at Middlesex Sheriff's Office typically range from $35,506 to $110,400 (25th to 75th percentile). The highest reported investigator salary was $136,102. There are 5 employees at Middlesex Sheriff's Office with the job title investigator.