Dental Hygienist salary at St. Louis County

The average dental hygienist salary at St. Louis County was $75,836 , which is 33 percent higher than the average salary for this job in Missouri, and 14 percent higher than the national average for this job . Dental Hygienist salaries at St. Louis County typically range from $75,007 to $76,665 (25th to 75th percentile). The highest reported dental hygienist salary was $76,665. There are 2 employees at St. Louis County with the job title dental hygienist.