Criminal Investigator salary at Johnson County

The average criminal investigator salary at Johnson County was $76,306 , which is 12 percent higher than the average salary for this job in Kansas, but 29 percent lower than the national average for this job . Criminal Investigator salaries at Johnson County typically range from $74,382 to $78,230 (25th to 75th percentile). The highest reported criminal investigator salary was $79,094. There are 4 employees at Johnson County with the job title criminal investigator.