Oregon House of Representatives seat · lines in effect since 2022
Oregon House District 45
A district of about 66,000 people, 56% of adults with a bachelor's degree. It votes D+73.7 relative to the nation for president.
Where it sits among all 60 seats
Every Oregon House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2022 | 2026 | |
|---|---|---|
| Oregon House of Representatives | D+68.2 | D+78.0 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: Oregon Secretary of State and civicAPIUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 60 seats. Small marks are other seats in Oregon. The black marker is District 45.
Higher than 88% of seats.
Lower than 88% of seats.
Lower than 54% of seats.
Higher than 93% of seats.
Higher than 78% of seats.
Denser than 86% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 3366% college gradsD+78.8Held DDistrict 46
46% college gradsD+67.2Held DDistrict 28
67% college gradsD+74.1Held DDistrict 42
65% college gradsD+88.6Held D
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2022.
- Thuy Tran (D)
2023– · Won 2022 by 68.2, 2024 by 96.1, 2026 by 78.0
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)