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Oregon Senate District 10

Oregon State Senate · Oregon

Deb Patterson leads Angela Plowhead by 18.3 points. The race has not been called.

Cross-party nominationsStaggered SenateTwo-thirds quorum

Deb PattersonDemocrat · leading · incumbent
59.1%28,256
Angela PlowheadRepublican
40.8%19,488
Write-inOther party
0.1%60
47,804 votes

Source: Oregon Secretary of State unofficial resultsUpdated Nov 7, 2026, 1:22 PM ET

Where the race moved

Against the 2024 presidential vote

The seat's recent races

EvenD+6.92022 SenateD+16.12024 Pres.D+18.32026 Senate

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)

Money in this race

Each line compares the two campaigns on one scale.

Deb PattersonAngela Plowhead
$443.1K
Raised by the campaign
$135.3K
$364.2K
Spent by the campaign
$78.8K

Campaign money: Oregon Secretary of State (ORESTAR), through Oct 8, 2026; Oregon Secretary of State (ORESTAR), through Oct 6, 2026.

Source: Oregon Secretary of State (ORESTAR) campaign filingsUpdated Oct 6, 2026

Pre-election forecast (final, Nov 3)

Our model's last run before Election Day, Nov 3, 2026. It no longer updates.

Deb Patterson
99%
Angela Plowhead
1%
Projected margin
D+18.8
How the forecast works →

The candidates

Deb Patterson (D)
Incumbent, Oregon State Senate, first elected 2020Angela Plowhead (R)

Also on the ballot: Write-in (Other party), 0.1%