County record · fips 19045 · Iowa
ClintonIA
Republican ×3 since 2016all 40 elections, 1868–2024
The Long Record
40 elections against the Iowa and national vote
2024 result
R+19.2
won by Republicans
Record since first cycle
14–26
Dem–Rep two-party wins
Voted with the winner
29/40
73% of its elections
Closest election
1908
R+0.2
this countyIowanational (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 |
|---|---|---|
| 1916 | -49.2 pts | Republicans |
| 1964 | +40.4 pts | Democrats |
| 1920 | -40.0 pts | Republicans |
| 1968 | -36.4 pts | Republicans |
| 1932 | +33.6 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
46,268
College (BA+)
22%
Median income
$66,981
2024 dollars
Non-white
11%
Rural
30%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Carroll, IL · Rock Island, IL · Whiteside, IL · Cedar, IA · Jackson, IA · Jones, IA · Scott, IA