County record · fips 39023 · Ohio
ClarkOH
Republican ×6 since 2004all 40 elections, 1868–2024
The Long Record
40 elections against the Ohio and national vote
2024 result
R+29.8
won by Republicans
Record since first cycle
9–31
Dem–Rep two-party wins
Voted with the winner
28/40
70% of its elections
Closest election
1968
D+0.6
this countyOhionational (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 |
|---|---|---|
| 1964 | +43.7 pts | Democrats |
| 1932 | +39.5 pts | Democrats |
| 1936 | +30.3 pts | Democrats |
| 1968 | -27.8 pts | Republicans |
| 1972 | -27.8 pts | Republicans |
Who Lives Here
Census & ACS county profile, 2024
Population
135,158
College (BA+)
20%
Median income
$63,132
2024 dollars
Non-white
18%
Rural
25%
Age 65+
20%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Champaign, OH · Greene, OH · Madison, OH · Miami, OH · Montgomery, OH