County record · fips 17187 · Illinois
WarrenIL
Republican ×3 since 2016all 40 elections, 1868–2024
The Long Record
40 elections against the Illinois and national vote
2024 result
R+25.6
won by Republicans
Record since first cycle
6–34
Dem–Rep two-party wins
Voted with the winner
29/40
73% of its elections
Closest election
1932
D+1.0
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 | +79.9 pts | Democrats |
| 1872 | -78.1 pts | Republicans |
| 1912 | +55.9 pts | Democrats |
| 1916 | -55.5 pts | Republicans |
| 1932 | +50.4 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
16,447
College (BA+)
22%
Median income
$67,385
2024 dollars
Non-white
19%
Rural
45%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Fulton, IL · Henderson, IL · Knox, IL · McDonough, IL · Mercer, IL