The Winner

If you live in Washington's 1st U.S. House District, you will continue to be represented in Congress by Suzan DelBene (D-WA), who won reelection against Republican Mary Silva?utm_source=chatgpt.com), according to the Associated Press, which called the race at 11:38 p.m. Eastern on Nov. 3. ​

DelBene received about 67% of the vote to Silva's 32.7%, a margin of roughly 34 percentage points, according to updated unofficial results. Ballotpedia also reports DelBene's victory but displays earlier preliminary totals, which may change until certification. The seat stays in Democratic hands as Democrats prepare to take control of the House in January.

The Race

Mary Silva, a Republican, advanced to the November general election through Washington's top-two primary, held Aug. 4, finishing second behind DelBene with 26.2% of the vote. Cook Political Report rated the seat Solid D.

Washington's 1st Congressional District has a total population of about 783,800 residents, a median household income of about $134,800, and a median age of about 37.6, according to district-level geographic data. About 53% of residents have a bachelor's degree or higher; the population is about 59.9% white, 21.6% Asian, 10.1% Hispanic, and 2.6% Black; the unemployment rate is about 4.3%; and about 6.3% of residents live below the poverty line.

The district covers portions of King and Snohomish counties, including communities north and east of Seattle. It does not extend to the Canadian border or include Skagit and Whatcom counties.

What's Next

DelBene is set to begin her next term on Jan. 3, 2027. DelBene said Democrats' House agenda will prioritize lowering costs for housing, food, health care, child care, and energy, as well as addressing tariffs, Medicaid changes, and Affordable Care Act tax credits, according to KOMO News, which reported her comments in a Nov. 5 interview with Chris Daniels.

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