Detective salary at Dallas County

The average detective salary at Dallas County was $84,516 , which is 13 percent higher than the average salary for this job in Iowa, but 13 percent lower than the national average for this job . Detective salaries at Dallas County typically range from $81,540 to $86,322 (25th to 75th percentile). The highest reported detective salary was $86,322. There are 3 employees at Dallas County with the job title detective.