Disease Investigator salary at Grant County Health District

The average disease investigator salary at Grant County Health District was $44,477 , which is 7 percent higher than the average salary for this job in Washington, but 23 percent lower than the national average for this job . Disease Investigator salaries at Grant County Health District typically range from $30,098 to $55,782 (25th to 75th percentile). The highest reported disease investigator salary was $61,133. There are 8 employees at Grant County Health District with the job title disease investigator.