Video: Why have polls underestimated Donald Trump?

We’re in an era where the people most likely to respond to a poll are also the most likely to vote Democratic for president. Pew Research Center’s head methodologist Courtney Kennedy explains how pollsters are tackling this challenge to make samples as representative as possible. The post Video: Why have polls underestimated Donald Trump? appeared…

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3. Demographic profiles of Trump and Harris voters in 2024

The composition of Republican and Democratic voters in the United States has changed since the 2020 presidential election, and the shifts have been even larger since the 2016 contest. Donald Trump’s voters overall were more racially and ethnically diverse in 2024 than in his prior campaigns, reflecting gains among Hispanic, Black and Asian voters. Conversely,…

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1. Voter turnout, 2020-2024

Because partisanship and voting preference are highly correlated – and most adults stick with their preferred party over time – voter turnout is often a key factor in understanding why there are changes in electoral outcomes year to year. In the 2024 presidential election, a higher share of Donald Trump’s 2020 voters than Joe Biden’s…

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2. Voting patterns in the 2024 election

For the most part, voting patterns across demographic groups in the 2024 presidential election were not substantially different from the 2020 and 2016 elections. But Donald Trump’s gains among several key groups of voters proved decisive in his 2024 victory. To explore voting patterns among subgroups over time, refer to detailed tables. Hispanic voters were…

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