From a total population of 47,303, Kirkland has a median age of 37.7. The average age of males, in Kirkland, is 36.2 while the average age of females is 39.3. When you compare this to median age of Washington, Kirkland is 0.3 years older.
The median income of individuals, in Kirkland, is $48,902 while the average household income is $90,611. When comparing the median income of people living in Kirkland to the rest of Washington, the average income in Kirkland is $17,669 more.