Joseph R. Biden Jr. won Oglala Lakota County with 88.4% of the vote, ahead of Donald J. Trump. 3,200 votes were counted. The party margin was a Democratic lead of 79.1 points. Compared with the previous presidential election in Oglala Lakota County that is loaded, the margin moved 1.0 points toward Democrats.
Oglala Lakota County leans Democratic by 77.4 points compared with the nation (our partisan lean index, based on president 2020 75% + 2016 25%).
Oglala Lakota County voted for the winner of the national popular vote in 2 of 2 presidential elections from 2016 to 2020. On average its margin sat 78.4 points away from the national margin.
In 2020, 3,200 votes were cast in the biggest race, which is 35.5% of the 9,010 citizens aged 18 and over in Oglala Lakota County.
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