From a total population of 18,115, Covington has a median age of 37.2. The average age of males, in Covington, is 36.4 while the average age of females is 38. When you compare this to median age of Washington, Covington is 0.2 years younger.
The median income of individuals, in Covington, is $40,656 while the average household income is $73,035. When comparing the median income of people living in Covington to the rest of Washington, the average income in Covington is $9,423 more.