From a total population of 22,930, Watertown has a median age of 36.9. The average age of males, in Watertown, is 36.2 while the average age of females is 37.4. When you compare this to median age of Wisconsin, Watertown is 1.9 years younger.
The median income of individuals, in Watertown, is $22,812 while the average household income is $49,926. When comparing the median income of people living in Watertown to the rest of Wisconsin, the average income in Watertown is $5,095 less.