County record · fips 47187 · Tennessee
WilliamsonTN
Republican ×12 since 1980all 40 elections, 1868–2024
The Long Record
40 elections against the Tennessee and national vote
2024 result
R+32.9
won by Republicans
Record since first cycle
26–14
Dem–Rep two-party wins
Voted with the winner
21/40
53% of its elections
Closest election
1976
D+1.9
this countyTennesseenational (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 |
|---|---|---|
| 1876 | +51.3 pts | Democrats |
| 1976 | +50.4 pts | Democrats |
| 1968 | -45.4 pts | Republicans |
| 1932 | +43.4 pts | Democrats |
| 1924 | +38.1 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
260,351
College (BA+)
63%
Median income
$135,594
2024 dollars
Non-white
19%
Rural
19%
Age 65+
15%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Cheatham, TN · Davidson, TN · Dickson, TN · Hickman, TN · Marshall, TN · Maury, TN · Rutherford, TN