From a total population of 547,451, Washington County has a median age of 35.9. The average age of males, in Washington County, is 35 while the average age of females is 36.8. When you compare this to median age of Oregon, Washington County is 3.0 years younger.
The median income of individuals, in Washington County, is $31,587 while the average household income is $65,272. When comparing the median income of people living in Washington County to the rest of Oregon, the average income in Washington County is $4,414 more.