County record · fips 19091 · Iowa
HumboldtIA
Republican ×9 since 1992all 40 elections, 1868–2024
The Long Record
40 elections against the Iowa and national vote
2024 result
R+50.6
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
1988
D+2.2
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 |
|---|---|---|
| 1912 | +65.3 pts | Democrats |
| 1928 | +51.5 pts | Democrats |
| 1916 | -49.0 pts | Republicans |
| 1968 | -45.1 pts | Republicans |
| 1952 | -42.9 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
9,591
College (BA+)
19%
Median income
$71,946
2024 dollars
Non-white
10%
Rural
44%
Age 65+
22%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.