Primary
Democratic Primary
Held May 19, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Jeff Merkley ✓ | 457,006 | 93.2% | |
| Paul D. Wells | 30,544 | 6.2% |
Republican Primary
Held May 19, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| David Brock Smith ✓ | 107,953 | 52.1% | |
| Jo Rae Perkins | 99,278 | 47.9% |
Full calendar and every race: Oregon primary guide
Race Overview
Candidates
Jeff Merkley Nominee Incumbent
DemocratAverage reflects all polls from the last 30 days; table shows the most recent 30 days or the newest 3 polls, whichever is more. How accurate is each pollster? →
No polls in the last 90 days.
Questions About This Race
Is the 2026 Oregon Senate race competitive?
No — the expert consensus rates it Safe D for Democrats.
When is the 2026 Oregon Senate race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of every scientific public poll of the race from the last 30 days — we do not exclude pollsters. Each race page lists the individual polls behind the average with pollster, field dates, sample size, and margin of error. Full details: pollingsource.com/methodology.
Race Notes
Three-term incumbent
Independent Expenditures Updated 4 hours ago
Top Spenders
- REVIVE OREGON GOP-aligned $25,000
- GIVEGREEN UNITED ACTION Dem-aligned $120
Full outside-spending research — every committee, every race →