For decades, most U.S. House seats have mainly been won by the incumbent party
In any given election, the vast majority of House districts are won by the party that already holds them. Has it always been this way? To find out, we examined the outcome of every House election from 1922 to 2020 and found most districts rarely changed hands in any given decade.
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Latest Publications
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Among unmarried adults, women without children have as much wealth as single men
In 2022, single women without children had a median wealth of $87,200, while the typical single man had $82,100.
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17 states haven’t had a female U.S. senator, and 18 haven’t had a woman governor
Five races for U.S. Senate and two for governor feature a major-party nominee who, if elected, would be the first woman in their state to hold the office.
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Americans’ top sources of political news ahead of the 2024 election
Among those who listed a main source of political news, six-in-ten say that their source is part of the “mainstream media.”
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For decades, most U.S. House seats have mainly been won by the incumbent party
In 2020, 93% of districts were retained by the same party; only 18 of 435 districts (4%) flipped.
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A look at the state of affordable housing in the U.S.
About seven-in-ten Americans (69%) say they are very concerned about the cost of housing.
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Weekly updates on the world of news & information
Election 2024
Trump and Harris Supporters Differ on Mass Deportations but Favor Border Security, High-Skilled Immigration
A majority of Trump backers say more immigrants would make life worse for people like them, while most Harris backers say life wouldn’t change.
Features
International Affairs
Turks Lean Negative on Erdoğan, Give National Government Mixed Ratings
55% of Turks have an unfavorable view of President Recep Tayyip Erdoğan, and about half lack confidence in the national government.
Slight uptick in Americans wanting U.S. to help diplomatically resolve Israel-Hamas war
In the year since Hamas attacked Israel, and Israel responded by invading Gaza, U.S. public opinion on the war shifted modestly.
About a third of UN member states have ever had a woman leader
Just 13 UN member countries are currently led by women; in 9 of those 13, the current leader is the country’s first woman head of government.
How Mexicans and Americans view each other and their governments’ handling of the border
Mexicans hold generally positive views of the United States, while Americans hold generally negative views of Mexico – a reversal from 2017.
News Media Trends
Americans’ top sources of political news ahead of the 2024 election
Among those who listed a main source of political news, six-in-ten say that their source is part of the “mainstream media.”
Republicans, young adults now nearly as likely to trust info from social media as from national news outlets
Today, 37% of all U.S. adults say they have a lot of or some trust in the information that comes from social media sites.
Who U.S. Adults Follow on TikTok
American TikTok users follow far more pop culture and entertainment accounts than news and politics ones.
Friends, family and neighbors are Americans’ most common source of local news
About three-quarters of Americans (73%) say they often or sometimes get local news from friends, family and neighbors.
More Americans – especially young adults – are regularly getting news on TikTok
The share of adults who say they regularly get news from TikTok has grown about fivefold since 2020, from 3% to 17% in 2024.
Race & Ethnicity
Most Hispanic Americans say increased representation would help attract more young Hispanics to STEM
Roughly seven-in-ten Hispanic adults (69%) say that having a Hispanic high school STEM teacher would make young Hispanic people more likely to pursue these degrees.
1 in 10 eligible voters in the U.S. are naturalized citizens
Naturalized citizens make up a record number of eligible voters in 2022, most of whom have lived here more than 20 years.
Latinx Awareness Has Doubled Among U.S. Hispanics Since 2019, but Only 4% Use It
Three-quarters of Hispanics who have heard of the term Latinx say it should not be used to describe the Hispanic or Latino population.
Our Methods
U.S. Surveys
Pew Research Center has deep roots in U.S. public opinion research. Launched as a project focused primarily on U.S. policy and politics in the early 1990s, the Center has grown over time to study a wide range of topics vital to explaining America to itself and to the world.
International Surveys
Pew Research Center regularly conducts public opinion surveys in countries outside the United States as part of its ongoing exploration of attitudes, values and behaviors around the globe.
Data Science
Pew Research Center’s Data Labs uses computational methods to complement and expand on the Center’s existing research agenda.
Demographic Research
Pew Research Center tracks social, demographic and economic trends, both domestically and internationally.
Decoded
Pew Research Center tracks social, demographic and economic trends, both domestically and internationally.
Our Experts
“A record 23 million Asian Americans trace their roots to more than 20 countries … and the U.S. Asian population is projected to reach 46 million by 2060.”
Neil G. Ruiz,
Head of New Research Initiatives
Methods 101 Videos
Methods 101: Random Sampling
The first video in Pew Research Center’s Methods 101 series helps explain random sampling – a concept that lies at the heart of all probability-based survey research – and why it’s important.
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Signature Reports
Race and LGBTQ Issues in K-12 Schools
Representative Democracy Remains a Popular Ideal, but People Around the World Are Critical of How It’s Working
Americans’ Dismal Views of the Nation’s Politics
Measuring Religion in China
Diverse Cultures and Shared Experiences Shape Asian American Identities
Parenting in America Today
Editor’s Pick
About a third of UN member states have ever had a woman leader
How U.S. Public Opinion Has Changed in 20 Years of Our Surveys
What’s new with you? What Americans talk about with family and friends
Same-Sex Marriage Around the World
Is College Worth It?
Broad Public Support for Legal Abortion Persists 2 Years After Dobbs
Immigration & Migration
What the data says about immigrants in the U.S.
Most U.S. voters say immigrants – no matter their legal status – mostly take jobs citizens don’t want
Migrant encounters at U.S.-Mexico border have fallen sharply in 2024
The Religious Composition of the World’s Migrants
The Religious Composition of the World’s Migrants
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