The state flag and the state seal are similar. Passed in 1923, Washington state law describes the flag as having dark green bunting with a state seal in the center. It is the only state flag that is green. It is also the only state flag with a picture of a president.

Population, 2006 estimate 6,395,798, White persons 85.0%, Black persons 3.5%, American Indian and Alaska Native persons 1.7%, Asian persons 6.4%, Native Hawaiian and Other Pacific Islander 0.5%, Persons reporting two or more races 3.3%, Persons of Hispanic or Latino origin 8.8%.