County record · fips 18153 · Indiana
SullivanIN
Republican ×7 since 2000all 40 elections, 1868–2024
The Long Record
40 elections against the Indiana and national vote
2024 result
R+53.6
won by Republicans
Record since first cycle
28–12
Dem–Rep two-party wins
Voted with the winner
21/40
53% of its elections
Closest election
1960
R+0.3
this countyIndiananational (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 |
|---|---|---|
| 1932 | +40.9 pts | Democrats |
| 1976 | +35.3 pts | Democrats |
| 1964 | +31.4 pts | Democrats |
| 1968 | -28.9 pts | Republicans |
| 2016 | -27.6 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
20,780
College (BA+)
15%
Median income
$56,204
2024 dollars
Non-white
10%
Rural
77%
Age 65+
19%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Clark, IL · Crawford, IL · Clay, IN · Greene, IN · Knox, IN · Vigo, IN