Washington State Senate seat · lines in effect since 2024

Washington Legislative District 5

A district of about 164,000 people, 52% of adults with a bachelor's degree. It votes D+19.5 relative to the nation for president.

Where it sits among all 49 seats

Every Washington State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

D+19.525th most
Democratic
Most DemocraticMost Republican25th seat · the majority lineDistrict 5

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

2020
GovernorR+26.4

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 49 seats. Small marks are other seats in Washington. The black marker is District 5.

Adults with a bachelor's degree52% 81st pct · 10th of 49 in WA

Higher than 81% of seats.

White adults without a degree36% 31st pct · 34th of 49 in WA

Lower than 69% of seats.

Hispanic residents8% 19th pct · 40th of 49 in WA

Lower than 81% of seats.

Black residents1% 35th pct · 32nd of 49 in WA

Lower than 65% of seats.

Asian residents17% 81st pct · 10th of 49 in WA

Higher than 81% of seats.

People per square mile213 33rd pct · 33rd of 49 in WA

Less dense than 67% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET