2020 election for Washington's 3rd District
U.S. House · Washington
Jaime Herrera Beutler (R) won with 56.4% of the vote, defeating Carolyn Long (D) by 13.0 points.
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Campaign money: FEC, through Dec 31, 2020.
Source: FEC campaign filingsUpdated Dec 31, 2020
Polls against the result
- Poll with Long ahead
- Poll with Beutler ahead
- Result
| Pollster | Dates | Sample | Long | Beutler | Margin | Adjusted | Miss vs result | Grade | Release |
|---|---|---|---|---|---|---|---|---|---|
| DCCC Targeting and AnalyticsD-sponsored | Oct 19–Oct 20 | 425 LV | 47 | 49 | R+2 | — | +11.0 | B− | documentcloud.org ↗ |
| DCCC Targeting and Analytics DepartmentD-sponsored | Oct 19 | 425 | 47 | 49 | R+2 | — | +11.0 | B | Wikipedia |
| GQR for the Long campaignD-sponsored | Sep 24–Sep 26 | 400 LV | 47 | 49 | R+2 | — | +11.0 | C+ | drive.google.com ↗ |
| RMG Research | Jul 20–Aug 4 | 500 RV | 40 | 44 | R+4 | — | +9.0 | B+ | termlimits.com ↗ |
Adjusted: after correcting for the pollster's house effect and likely-voter screens. Miss: the poll's margin minus the result; + means the poll leaned Democratic. Grade: the pollster's accuracy in past elections, A+ to D (pollster ratings).
Source: Each poll's release, via FiveThirtyEight and Wikipedia poll listsUpdated Oct 20, 2020