From a total population of 16,088, Clayton has a median age of 33.9. The average age of males, in Clayton, is 32 while the average age of females is 36.6. When you compare this to median age of Missouri, Clayton is 4.2 years younger.
The median income of individuals, in Clayton, is $58,732 while the average household income is $95,500. When comparing the median income of people living in Clayton to the rest of Missouri, the average income in Clayton is $32,726 more.