The average auditor salary at Ross County was $57,254 , which is 2 percent lower than the average salary for this job in Ohio, and 43 percent lower than the national average for this job . Auditor salaries at Ross County typically range from $44,500 to $69,948 (25th to 75th percentile). The highest reported auditor salary was $95,540. There are 16 employees at Ross County with the job title auditor.