Donald J. Trump won Stephenson County with 58.8% of the vote, ahead of Kamala D. Harris. 20,995 votes were counted. The party margin was a Republican lead of 19.4 points. Compared with the previous presidential election in Stephenson County that is loaded, the margin moved 3.7 points toward Republicans.
Stephenson County leans Republican by 18.8 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Stephenson County voted for the winner of the national popular vote in 3 of 7 presidential elections from 2000 to 2024. On average its margin sat 13.2 points away from the national margin.
In 2024, 20,995 votes were cast in the biggest race, which is 61.4% of the 34,210 citizens aged 18 and over in Stephenson County.
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