Donald J. Trump won Mercer County with 74.5% of the vote, ahead of Kamala D. Harris. 11,851 votes were counted. The party margin was a Republican lead of 50.5 points. Compared with the previous presidential election in Mercer County that is loaded, the margin moved 3.9 points toward Republicans.
Mercer County leans Republican by 50.4 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Mercer 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 43.4 points away from the national margin.
In 2024, 11,851 votes were cast in the biggest race, which is 68.4% of the 17,315 citizens aged 18 and over in Mercer County.
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