Maria Cantwell Democratic Maria Cantwell Democratic The 2018 United States Senate election in Washington took place on November 6, 2018, to elect a member of the United States Senate to represent the State of Washington.

Incumbent Democrat Maria Cantwell won election to a fourth term over television news journalist Susan Hutchison, a Republican.

Candidates may also declare a preference for new or single-candidate parties.

Rob McKenna Cantwell won seven of ten congressional districts.

[38] Partisan clients Official campaign websites