County record · fips 17087 · Illinois
JohnsonIL
Republican ×8 since 1996all 40 elections, 1868–2024
The Long Record
40 elections against the Illinois and national vote
2024 result
R+58.9
won by Republicans
Record since first cycle
2–38
Dem–Rep two-party wins
Voted with the winner
23/40
57% of its elections
Closest election
1932
R+0.8
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 |
|---|---|---|
| 1872 | +85.4 pts | Democrats |
| 1876 | -72.7 pts | Republicans |
| 1932 | +41.9 pts | Democrats |
| 1976 | +32.1 pts | Democrats |
| 1980 | -28.6 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
13,376
College (BA+)
20%
Median income
$62,528
2024 dollars
Non-white
20%
Rural
100%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Massac, IL · Pope, IL · Pulaski, IL · Union, IL · Williamson, IL