Donald J. Trump won Williamson County with 68.6% of the vote, ahead of Kamala D. Harris. 33,068 votes were counted. The party margin was a Republican lead of 38.7 points. Compared with the previous presidential election in Williamson County that is loaded, the margin moved 1.3 points toward Republicans.
Williamson County leans Republican by 39.0 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Williamson County voted for the winner of the national popular vote in 2 of 7 presidential elections from 2000 to 2024. On average its margin sat 29.1 points away from the national margin.
In 2024, 33,068 votes were cast in the biggest race, which is 63.9% of the 51,725 citizens aged 18 and over in Williamson County.
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