County record · fips 19155 · Iowa
PottawattamieIA
Republican ×15 since 1968all 40 elections, 1868–2024
The Long Record
40 elections against the Iowa and national vote
2024 result
R+20.2
won by Republicans
Record since first cycle
8–32
Dem–Rep two-party wins
Voted with the winner
29/40
73% of its elections
Closest election
1884
D+1.0
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 |
|---|---|---|
| 1912 | +53.3 pts | Democrats |
| 1916 | -45.8 pts | Republicans |
| 1932 | +45.4 pts | Democrats |
| 1920 | -36.2 pts | Republicans |
| 1968 | -36.2 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
93,424
College (BA+)
24%
Median income
$73,602
2024 dollars
Non-white
15%
Rural
27%
Age 65+
19%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Cass, IA · Harrison, IA · Mills, IA · Montgomery, IA · Shelby, IA · Douglas, NE · Sarpy, NE · Washington, NE