Donald J. Trump won Mercer County with 62.5% of the vote, ahead of Kamala D. Harris. 8,346 votes were counted. The party margin was a Republican lead of 27.1 points. Compared with the previous presidential election in Mercer County that is loaded, the margin moved 3.1 points toward Republicans.
Mercer County leans Republican by 27.0 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 4 of 7 presidential elections from 2000 to 2024. On average its margin sat 14.3 points away from the national margin.
In 2024, 8,346 votes were cast in the biggest race, which is 67.9% of the 12,285 citizens aged 18 and over in Mercer County.
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