Felony Investigator salary at Collin County

The average felony investigator salary at Collin County was $102,866 , which is 2 percent higher than the average salary for this job in Texas, and 2 percent higher than the national average for this job . Felony Investigator salaries at Collin County typically range from $98,280 to $108,705 (25th to 75th percentile). The highest reported felony investigator salary was $119,420. There are 15 employees at Collin County with the job title felony investigator.