Background Investigator salary at Clackamas County

The average background investigator salary at Clackamas County was $51,403 , which is 4 percent lower than the average salary for this job in Oregon, but 11 percent higher than the national average for this job . Background Investigator salaries at Clackamas County typically range from $46,703 to $60,690 (25th to 75th percentile). The highest reported background investigator salary was $69,007. There are 10 employees at Clackamas County with the job title background investigator.