Oregon Senate
- Jeff Merkley (Dem · incumbent)
- David Brock Smith (Rep)
Democrats are favored, winning in 97 in 100 simulations.
Forecast detail
as of Aug 19, 2026, 8:30 PM EDT
Rating
Favors Dem
Win probability
D 97%
Estimated margin
D+21.8
5th–95th interval
D+2.3 to D+41.4
Win probability over time
Dem win probability Rep win probability Tossup band
Polls
No public polling — forecast rests on fundamentals (state lean, national environment).
Dispatches about this race
No dispatches about this race yet.