See the latest Pew Research Center data on U.S. political party affiliation, including trends in voting and elections.

ScienceMarch 22, 2017

How much does science knowledge influence people’s views on climate change and energy issues?

People’s level of science knowledge helps to a degree to explain their beliefs about climate and energy issues, but it depends on their partisanship.

U.S. PoliticsMarch 20, 2017

A wider partisan and ideological gap between younger, older generations

The generation gap in American politics is dividing two younger age groups, Millennials and Generation X, from the two older groups, Baby Boomers and the Silent Generation.

U.S. PoliticsFebruary 16, 2017

More favor than oppose Gorsuch nomination to Supreme Court

A few weeks after Gorsuch’s nomination, 44% of Americans say they favor the Senate confirming him, while 32% are opposed; roughly a quarter offer no opinion.

January 13, 2017

Republicans more likely than Democrats to have confidence in police

Republicans and Democrats have vastly different opinions about how well police do their jobs and the realities of policing today.

Fact TankJanuary 10, 2017

U.S. public sees Russian role in campaign hacking, but is divided over new sanctions

Among those aware of allegations, 72% say Russia was definitely or probably behind the hacks, versus 24% who think it was definitely or probably not.

U.S. PoliticsJanuary 10, 2017

How America Changed During Barack Obama’s Presidency

Pew Research Center President Michael Dimock examines the changes – some profound, some subtle – that the U.S. experienced during Barack Obama’s presidency.

U.S. PoliticsDecember 20, 2016

In Election’s Wake, Partisans Assess the State of Their Parties

In the wake of the election, Republicans are feeling more optimistic about their party’s future. By contrast, Democrats’ optimism about the Democratic Party’s future has declined.

Fact TankDecember 8, 2016

Republicans, Democrats find common ground on many provisions of health care law

Americans remain split in their opinions about the Affordable Care Act and its future. But while President-elect Donald Trump has vowed to repeal the overhaul, individual provisions are broadly popular, even across partisan lines.

Fact TankNovember 18, 2016

Majority of U.S. adults think news media should not add interpretation to the facts

A majority of U.S. adults (59%) reject the idea of adding interpretation, saying that the news media should present the facts alone

Fact TankNovember 7, 2016

America’s political divisions in 5 charts

As Election Day unfolds, look through five charts that highlight how politically polarized the nation has become.