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

U.S. PoliticsOctober 3, 2018

Most continue to say ensuring health care coverage is government’s responsibility

Six-in-ten Americans say it is the federal government’s responsibility to make sure all Americans have health care coverage. The share of Americans saying health care coverage is a government responsibility remains at its highest level in a decade.

U.S. PoliticsSeptember 26, 2018

Voter Enthusiasm at Record High in Nationalized Midterm Environment

As elections draw near, voter enthusiasm is at its highest level during any midterm in more than two decades. A record share of registered voters say which party controls Congress will be a factor in their vote.

U.S. PoliticsSeptember 13, 2018

Republicans, Democrats See Opposing Party as More Ideological Than Their Own

Republicans are far more likely than Democrats to view the Democratic Party as very liberal. And the pattern is similar, though less pronounced, in views of the GOP’s ideology: More Democrats than Republicans see the Republican Party as very conservative.

U.S. PoliticsAugust 23, 2018

Republicans and Democrats agree: They can’t agree on basic facts

Nearly eight-in-ten Americans say that when it comes to important issues facing the country, most Republican and Democratic voters not only disagree over plans and policies, but also cannot agree on basic facts. Ironically, Republicans and Democrats do agree that partisan disagreements extend to the basic facts of issues, according to a new Pew Research Center survey

August 22, 2018

Most Americans say more women running for Congress is a good thing, as hope for a female president grows

Women are running for Congress in record numbers this year, and most Americans say this is a good thing. But there’s little consensus among the public about how – or whether – things would change if more women were elected. More than four-in-ten Americans say they personally hope a woman will be elected president in their lifetime.

U.S. PoliticsAugust 16, 2018

As Midterms Near, Democrats Are More Politically Active Than Republicans

Across a range of political activities – from attending political rallies to donating to campaigns – voters who back Democratic candidates for Congress are reporting higher levels of political activity than GOP voters.

U.S. PoliticsJuly 18, 2018

Taking Sides on Facebook: How Congressional Outreach Changed Under President Trump

Democratic legislators’ opposition to political adversaries on Facebook spiked after Trump’s election, while “angry” reactions to posts by members of Congress increased among followers.

Pew Research CenterMay 23, 2018

Religiously, nonwhite Democrats are more similar to Republicans than to white Democrats

While white Democrats are less likely to be religious than Republicans, nonwhite Democrats more closely resemble Republicans overall on certain religious measures.

Pew Research CenterMay 16, 2018

Democrats, Republicans give their parties so-so ratings for standing up for ‘traditional’ positions

Republicans and Democrats give their own parties only mixed ratings for how well they do in standing up for some of their parties’ traditional positions.

Pew Research CenterMay 14, 2018

Many Republican Millennials differ with older party members on climate change and energy issues

There are significant divides between younger Republicans and their elders in the GOP on a range of environmental and energy issues.