Washington State Senate seat · lines in effect since 2024
Washington Legislative District 1
A district of about 170,000 people, 61% of adults with a bachelor's degree. It votes D+46.4 relative to the nation for president.
2024 election
Nov 5, 2024- Derek Stanford (D) · won96.1%
- Write-ins and other votes (OTH)3.9%
Unopposed.
Source: Washington Secretary of StateUpdated Sep 30, 2026, 12:29 PM ET
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.
Democratic
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 election for this seat
15 races since 1968; the seat changed party 2 times. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2024 | |||
| 2024 | Derek Stanford (D) | — | Unopposed |
| Lines first used in 2012 | |||
| 2020 | Derek Stanford (D) | Art Coday (R) | 26.6 |
| 2016 | Guy Palumbo (D) | Mindie Wirth (R) | 13.8 |
| 2012 | Rosemary McAuliffe (D) | Dawn McCravey (R) | 11.0 |
| Lines first used in 2002 | |||
| 2008 | Rosemary McAuliffe (D) | Dennis Richter (R) | 15.9 |
| 2004 | Rosemary McAuliffe (D) | Jason W. Bontrager (R) | 13.9 |
| Lines first used in 1992 | |||
| 2000 | Rosemary McAuliffe (D) | Leo Vanhollebeke (R) | 9.0 |
| 1996 | Rosemary McAuliffe (D) | Ian Elliot (R) | 7.3 |
| 1992 | Rosemary McAuliffe (D) | Marshall Paris (R) | 13.5 |
| Lines first used in 1982 | |||
| 1988 | Patty Murray (D)Flip | Bill Kiskaddon (R) | 5.7 |
| 1984 | Bill Kiskaddon (R) | Donn Charnley (D) | 3.2 |
| Lines first used in 1972 | |||
| 1980 | Bill Kiskaddon (R)Flip | Ray Vanhollebeke (D) | 12.3 |
| 1976 | Ray Vanhollebeke (D) | Ben Cashman (R) | 22.2 |
| 1972 | Ray Vanhollebeke (D) | Francis E. Holman (R) | 10.5 |
| Lines first used in 1962 | |||
| 1968 | Francis E. Holman (R) | Ray Vanhollebeke (D) | 6.6 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 1
The state's districts in other chambers that share residents with this one, and the share of District 1's area in each.
- Washington House of Representatives
- LD-1 100%
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 | |
|---|---|
| President | D+36.8 |
| Governor | D+29.8 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 8, 2026, 7:01 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 1.
Higher than 88% of seats.
Lower than 79% of seats.
Lower than 83% of seats.
Higher than 54% of seats.
Higher than 88% of seats.
Denser than 79% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 4570% college gradsD+46.0Held DDistrict 21
44% college gradsD+38.2Held DDistrict 32
46% college gradsD+55.5Held DDistrict 44
48% college gradsD+21.7Held D
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 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