County record · fips 48491 · Texas
WilliamsonTX
Republican ×1 since 2024reported 1872–2024 · 39 elections
The Long Record
39 elections against the Texas and national vote
2024 result
R+2.5
won by Republicans
Record since first cycle
27–12
Dem–Rep two-party wins
Voted with the winner
21/39
54% of its elections
Closest election
2020
D+1.4
this countyTexasnational (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 |
|---|---|---|
| 1972 | -60.4 pts | Republicans |
| 1932 | +54.8 pts | Democrats |
| 1952 | -51.7 pts | Republicans |
| 1928 | -40.7 pts | Republicans |
| 1976 | +40.7 pts | Democrats |
Who Lives Here
Census & ACS county profile, 2024
Population
672,688
College (BA+)
48%
Median income
$111,340
2024 dollars
Non-white
47%
Rural
9%
Age 65+
13%
Interpolated between Census/ACS anchors; income CPI-deflated to 2024. Demographics begin in 2000 — earlier cycles have returns only.
Neighbouring counties
Bastrop, TX · Bell, TX · Burnet, TX · Lee, TX · Milam, TX · Travis, TX