Detective salary at Benton County

The average detective salary at Benton County was $92,723 , which is 18 percent lower than the average salary for this job in Minnesota, and 4 percent lower than the national average for this job . Detective salaries at Benton County typically range from $92,256 to $93,190 (25th to 75th percentile). The highest reported detective salary was $93,189. There are 2 employees at Benton County with the job title detective.