Donald J. Trump won McHenry County with 80.8% of the vote, ahead of Kamala D. Harris. 2,752 votes were counted. The party margin was a Republican lead of 63.4 points. Compared with the previous presidential election in McHenry County that is loaded, the margin moved 3.4 points toward Republicans.
McHenry County leans Republican by 63.8 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
McHenry 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 43.3 points away from the national margin.
In 2024, 2,752 votes were cast in the biggest race, which is 69.6% of the 3,955 citizens aged 18 and over in McHenry County.
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