November 3, 2026Updated daily

Oregon Senate

Merkley wins 100 of 100 simulated elections

The simulation rates Oregon safe Democratic. The middle simulated result is D+24.8, and 8 in 10 fall between D+14.8 and D+35.1.

DEM WINS

REP WINS

100

0

of 100 simulations, 3 Nov

Jeff Merkley (D) vs. David Brock Smith (R)

If the election were today: Merkley, 100 in 100

Beside the benchmarks

Our simulation, Nov. 3Merkley 100 in 100
Statistics only, no simulationMerkley 100 in 100
Prediction marketsMerkley 98%
Poll averageNo recent polls
Cook Political ReportSafe D

The spread

100 of the 40,000 simulated elections

Each dot is one simulated election, placed by its margin.

R+70TIED+70← SMITH WINSMERKLEY WINS →

Margin

Our range beside the poll average

Bars run from the 10th to the 90th percentile; the dot is the middle result.

R+40TIED+40Simulation, Nov. 3If the election were todayStatistics onlyPoll averageNO RECENT POLLS

Over time

Merkley's chance in 100

The shaded band is the toss-up zone, 45 to 55.

The 3 Nov forecastIf the election were today
025507510012 Oct13 Oct100

What moved it

The news, as the voter personas reacted to it

No story moved this race today. It runs on statistics, with the biggest stories on watch.

What the news is worth.All news so far moves the Nov. 3 margin by D+0.3 (0.2 from switching, 0.2 from turnout). If news matters less, Merkley wins 100 in 100; if it matters more, 100.

Other close races

Jeff Merkley is the Democrat. Incumbent renominated. How the simulation works

Social simulation, not a pollTue, 13 Oct 2026