From a total population of 24,057, Issaquah has a median age of 38. The average age of males, in Issaquah, is 36.7 while the average age of females is 39.2. When you compare this to median age of Washington, Issaquah is 0.6 years older.
The median income of individuals, in Issaquah, is $49,532 while the average household income is $88,770. When comparing the median income of people living in Issaquah to the rest of Washington, the average income in Issaquah is $18,299 more.