electionsmcp › races › Washington State House District 21
Washington State House District 21
The current officeholder, the 2024 result, and a precinct-level model you can run yourself — built from how Washington actually voted.
Model Washington State House District 21 →
Current officeholder
Representative Peterson Democratic
2024 result
Democratic D+0.0
2024 votes cast
70,030
Office
State House
Precinct results — 2024 general
147 precincts reported in Washington State House District 21's 2024 general election. The twenty largest:
| Precinct | Winner | Margin | Votes |
|---|---|---|---|
| 53061-MUKILTEO 2 | Democratic | D+0.0 | 788 |
| 53061-EDMONDS 46 | Democratic | D+0.0 | 768 |
| 53061-HEMLOCK | Democratic | D+0.0 | 758 |
| 53061-MUKILTEO 5 | Democratic | D+0.0 | 717 |
| 53061-ALDER | Democratic | D+0.0 | 692 |
| 53061-ALICIA | Democratic | D+0.0 | 691 |
| 53061-GROVE | Democratic | D+0.0 | 690 |
| 53061-MUKILTEO 19 | Democratic | D+0.0 | 686 |
| 53061-BUTTERNUT | Democratic | D+0.0 | 672 |
| 53061-MUKILTEO 18 | Democratic | D+0.0 | 667 |
| 53061-EDMONDS 8 | Democratic | D+0.0 | 658 |
| 53061-JEFF | Democratic | D+0.0 | 658 |
| 53061-MADISON | Democratic | D+0.0 | 657 |
| 53061-MUKILTEO 16 | Democratic | D+0.0 | 655 |
| 53061-FOREST | Democratic | D+0.0 | 646 |
| 53061-EDMONDS 21 | Democratic | D+0.0 | 638 |
| 53061-SERENE | Democratic | D+0.0 | 636 |
| 53061-ROYAL | Democratic | D+0.0 | 635 |
| 53061-EDMONDS 13 | Democratic | D+0.0 | 632 |
| 53061-EDMONDS 31 | Democratic | D+0.0 | 629 |
All 147 precincts are modelable — open the race in the simulator and drill to precinct grain.
Find your district
Enter a ZIP code or a district (e.g. NC-4) to find your U.S. House district and who represents it.
Model Washington State House District 21 in five steps
- Set the candidates. Name the contenders for the Washington State House District 21 (or keep the generic Democrat / Republican defaults). The map starts from real 2024 results in every precinct.
- Apply a swing. Move vote share statewide, or by demographic cohort, with a slider. The map and the running tally recompute instantly.
- Model turnout. Mobilize or depress turnout for any group — turnout and persuasion are modeled separately, the way a real campaign thinks about them.
- Drill to precincts. Zoom from the state down to individual precincts and override any of them by hand.
- Roll up & share. Roll the result up to chamber control, then publish a shareable, frozen link to your scenario.
Open Washington State House District 21 in the simulator →
Frequently asked
Who represents Washington State House District 21?
Representative Peterson (Democratic) currently holds this State House seat.
What was the 2024 result in Washington State House District 21?
D+0.0 — 0 Democratic, 0 Republican, of 70,030 votes cast.
Can I model this race myself?
Yes — open it in the electionsmcp simulator and model vote-share swing and turnout from the real 2024 baseline, down to the precinct, then roll it up to chamber control.