Kamala D. Harris won Portsmouth city with 68.6% of the vote, ahead of Donald J. Trump. 41,252 votes were counted. The party margin was a Democratic lead of 38.6 points. Compared with the previous presidential election in Portsmouth city that is loaded, the margin moved 2.2 points toward Republicans.
Portsmouth city leans Democratic by 39.8 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Portsmouth city voted for the winner of the national popular vote in 5 of 7 presidential elections from 2000 to 2024. On average its margin sat 33.9 points away from the national margin.
In 2024, 41,252 votes were cast in the biggest race, which is 56.0% of the 73,690 citizens aged 18 and over in Portsmouth city.
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