Williamson, Texas — Presidential Election Results
Williamson, Texas has voted Republican in 6 of the last 7 presidential elections on record (2000–2024). It most recently flipped to Republican in 2024. In 2024, it was 11.4 pts more Dem. than Texas overall.
Jump to year: 2000 · 2004 · 2008 · 2012 · 2016 · 2020 · 2024
Full Election History, 2000–2024
| Year | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast | Swing | Vs. Texas |
|---|---|---|---|---|---|---|---|---|
| 2000 | George W. Bush | Republican | 65,041 | 67.8% | 40.1 pts (38,450 votes) | 95,935 | — | 20.0 pts more Rep. |
| 2004 | George W. Bush | Republican | 83,284 | 65.0% | 31.3 pts (40,167 votes) | 128,198 | +10.2 pts | 8.8 pts more Rep. |
| 2008 | John McCain | Republican | 88,323 | 55.8% | 13.0 pts (20,632 votes) | 158,403 | +18.6 pts | 1.4 pts more Rep. |
| 2012 | Mitt Romney | Republican | 97,006 | 59.4% | 21.5 pts (35,131 votes) | 163,271 | -8.9 pts | 6.1 pts more Rep. |
| 2016 | Donald Trump | Republican | 104,175 | 51.3% | 9.7 pts (19,707 votes) | 203,081 | +11.7 pts | 1.0 pts more Rep. |
| 2020 | Joseph R Biden Jr | Democratic | 143,795 | 49.7% | 1.4 pts (4,066 votes) | 289,555 | +11.9 pts | 7.1 pts more Dem. |
| 2024 | Donald J Trump | Republican | 155,310 | 50.3% | 2.4 pts (7,544 votes) | 308,469 | -3.9 pts | 11.4 pts more Dem. |
Population Context
Total Census Bureau population estimate for the county that year, and recorded votes as a share of that total population. This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
| Year | County Population | Votes Cast (% of Population) |
|---|---|---|
| 2000 | 255,379 | 37.6% of population |
| 2004 | 316,532 | 40.5% of population |
| 2008 | 395,437 | 40.1% of population |
| 2012 | 455,750 | 35.8% of population |
| 2016 | 527,622 | 38.5% of population |
| 2020 | 615,631 | 47.0% of population |
| 2024 | 727,480 | 42.4% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Williamson shifted 39.5 points toward the Democratic candidate, based on recorded county returns. This reflects the vote totals in this dataset only; no claim is made here about the causes of that shift.
Margin Over Time
Democratic candidate's margin (percentage points, two-party vote share). Positive values favor the Democratic candidate; negative values favor the Republican candidate.
Bellwether Status
Williamson has matched the national popular winner in 5 of the last 7 presidential elections (71%), and Texas's own statewide winner in 6 of 7 (86%). Compare every county on the bellwether counties page.
Related Pages
Other Texas Counties
Frequently Asked Questions
How has Williamson voted in presidential elections since 2000?
Since 2000, Williamson has voted Democratic in 1 of 7 recorded presidential elections and Republican in 6 of 7, based on county-level returns through 2024.
What was the closest presidential election in Williamson?
Williamson's closest recorded margin was in 2020, when Joseph R Biden Jr (Democratic) won by 1.4 points (4,066 votes) out of 289,555 total votes cast.
Has Williamson ever flipped between parties?
Yes. Williamson changed which party won the county in: 2020, 2024, based on the 2000-2024 record on this page.
What is the largest presidential election margin recorded in Williamson?
The widest margin on record for Williamson was in 2000, when George W. Bush (Republican) won by 42.0 points.
How many votes were cast in Williamson relative to its population?
In 2024, 308,469 votes were recorded in Williamson against a total population of 727,480 (42.4% of the total population). This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
Is Williamson a presidential bellwether county?
Williamson has matched the national popular winner in 5 of the last 7 presidential elections (71%), and Texas's own statewide winner in 6 of 7 (86%).