Three minor parties are running candidates for U.S. House in Washington state. They are the Cascade Party, which has candidates in the 3rd and 4th districts; the Socialist Workers Party, in the 9th district; and the Union Party, which has one in the 10th district.

Here is the website of the Cascade Party. The state chair is Krist Novoselic.

Here is the website of the Union Party.

For the legislature, the only minor party candidates are one from the Cascade Party and three Libertarians.