From a total population of 32,365, Watertown has a median age of 38.5. The average age of males, in Watertown, is 38 while the average age of females is 39. When you compare this to median age of Massachusetts, Watertown is 0.8 years younger.
The median income of individuals, in Watertown, is $45,822 while the average household income is $86,461. When comparing the median income of people living in Watertown to the rest of Massachusetts, the average income in Watertown is $9,381 more.