County record · fips 17121 · Illinois
MarionIL
Republican ×7 since 2000all 40 elections, 1868–2024
The Long Record
40 elections against the Illinois and national vote
2024 result
R+50.2
won by Republicans
Record since first cycle
20–20
Dem–Rep two-party wins
Voted with the winner
29/40
73% of its elections
Closest election
1868
D+0.1
this countyIllinoisnational (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 |
|---|---|---|
| 1876 | +109.3 pts | Democrats |
| 1872 | -99.6 pts | Republicans |
| 1932 | +48.5 pts | Democrats |
| 1964 | +37.2 pts | Democrats |
| 1920 | -30.8 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
37,000
College (BA+)
17%
Median income
$61,240
2024 dollars
Non-white
11%
Rural
48%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Clay, IL · Clinton, IL · Fayette, IL · Jefferson, IL · Washington, IL · Wayne, IL