County record · fips 06011 · California
ColusaCA
Republican ×15 since 1968all 40 elections, 1868–2024
The Long Record
40 elections against the California and national vote
2024 result
R+29.0
won by Republicans
Record since first cycle
19–21
Dem–Rep two-party wins
Voted with the winner
24/40
60% of its elections
Closest election
1904
D+1.2
this countyCalifornianational (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 | +81.0 pts | Democrats |
| 1916 | -67.0 pts | Republicans |
| 1920 | -61.6 pts | Republicans |
| 1932 | +56.3 pts | Democrats |
| 1968 | -33.2 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
21,984
College (BA+)
16%
Median income
$75,672
2024 dollars
Non-white
70%
Rural
43%
Age 65+
16%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Butte, CA · Glenn, CA · Lake, CA · Sutter, CA · Yolo, CA