Washington Revised Code Title 29A. Elections § 29A.52.231. Nonpartisan offices specified

The offices of superintendent of public instruction, justice of the supreme court, judge of the court of appeals, judge of the superior court, and judge of the district court shall be nonpartisan and the candidates therefor shall be nominated and elected as such.

All city, town, and special purpose district elective offices shall be nonpartisan and the candidates therefor shall be nominated and elected as such.