County record · fips 41047 · Oregon
MarionOR
Republican ×1 since 2024all 40 elections, 1868–2024
The Long Record
40 elections against the Oregon and national vote
2024 result
R+2.1
won by Republicans
Record since first cycle
7–33
Dem–Rep two-party wins
Voted with the winner
30/40
75% of its elections
Closest election
2020
D+1.2
this countyOregonnational (official)dot colour = two-party winner · hollow = tie or unknown total · click a dot to open that election
The Biggest Swings
Cycle-over-cycle change in the two-party margin, in points
| Election | Swing | Toward |
|---|---|---|
| 1896 | +49.9 pts | Democrats |
| 1932 | +43.9 pts | Democrats |
| 1904 | -43.8 pts | Republicans |
| 1964 | +42.6 pts | Democrats |
| 1968 | -41.2 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
349,244
College (BA+)
26%
Median income
$77,351
2024 dollars
Non-white
39%
Rural
15%
Age 65+
17%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Clackamas, OR · Jefferson, OR · Linn, OR · Polk, OR · Wasco, OR · Yamhill, OR