Marie Gluesenkamp Perez leads Trump-endorsed Joe Kent with 53% of the vote. Democratic incumbent Kim Schrier is ahead of her GOP challenger Matt Larkin by six percentage points.
Democrats held a lead in three of Washington's closely contested state Senate races after the first ballot drop.
Jim Ferrell conceded to Leesa Manion after the Thursday ballot drop showed the retiring prosecutor's chief of staff maintaining her lead.
The polls are closed in Washington state. Check here for the latest results in the races for Congress, state Legislature and more.
Voter turnout so far is a little slow, but you have until 8 p.m. Tuesday to drop off or mail in your ballot.
