What is the Ethnic demographic of King County (dare I ask?)?
A quick Google search brought this result, among others:
http://quickfacts.census.gov/qfd/states/53/53033.html
From the Census Bureau:
Population - 2 million
Non-Hispanic White - 64%
Asian - 16%
Hispanic - 9%
Black - 7%
Mixed - 5%
American Indian - 1%
Pacific Islands - 1%