Topics Religious Affiliation


Explore Pew Forum publications—including public opinion polls, demographic reports, research studies, event transcripts and interviews—about the Christian religion and its members, as well as many of the religious groups that it encompasses: evangelical Protestants, mainline Protestants, members of historically black Protestant churches, Catholics, Mormons, Jehovah’s Witnesses, Orthodox Christians and other Christians.

Global Christianity
A comprehensive demographic study finds that there are 2.18 billion Christians of all ages around the world, representing nearly a third of the estimated 2010 global population of 6.9 billion. Christians are also geographically widespread, and no single region can indisputably claim to be the center of global Christianity.
Religious Groups' Official Positions on Abortion
A breakdown of 17 major religious groups' views on the issue of abortion.  
Americans Learned Little About the Mormon Faith, But Some Attitudes Have Softened
Eight-in-ten Americans say they learned little or nothing about the Mormon religion during the 2012 presidential campaign, according to a new Pew Research Center poll. At the same time, poll findings suggest some warming of attitudes toward Mormonism, especially among religious groups that voted heavily for Mitt Romney.
Religious Groups' Official Positions on Same-Sex Marriage
In recent years, same-sex marriage has been a contentious subject within many religious groups in the U.S. Here is an overview of where 16 religious groups stand on this issue.  
Mormonism in the 2012 Election
A new slideshow highlights recent Pew Research Center data on voters’ views of the Mormon religion and Mormons’ opinions on their place in society.
Mormons and Civic Life
 With a Mormon candidate in the race for the 2012 GOP presidential nomination, there has been intense media, academic and public interest in Mormons and their religion. The Pew Forum recently held a roundtable discussion with journalists, scholars and policy experts on some of the latest research on Mormons and their place in American society and public life. 
Mormons in America
A new nationally representative survey focused exclusively on Mormons explores their religious beliefs and practices, political ideology, views on moral and social issues, and attitudes toward faith, family life, the media and society.
Infographic: Mormons in America
A poster-style infographic highlights U.S. Mormons' political views and other key findings from the Pew Forum's new report, Mormons in America.
Mormons in America: Event Transcript
In a conference call with journalists, Pew Forum staff members discussed the findings of a new Pew Forum survey, Mormons in America: Certain in Their Beliefs, Uncertain of Their Place in Society. The survey examines Mormons’ religious beliefs and practices, political ideology, and attitudes toward their faith, family life, the media and society.
Resources on Mormonism and the LDS Church in America
How do Americans view the Mormon faith and its followers? What is the public’s perception of a Mormon candidate? Explore the Pew Research Center’s resources on Mormonism and the Church of Jesus Christ of Latter-day Saints.
National Day of Prayer
A federal appeals court recently overturned a lower court ruling that had declared the National Day of Prayer to be unconstitutional. The day of prayer, established by Congress in 1952, occurs annually on the first Thursday in May, which this year falls on May 5.
Global Restrictions on Religion
More than half a century ago, the United Nations affirmed the principle of religious freedom in the 1948 Universal Declaration of Human Rights, defining it as "the right to freedom of thought, conscience and religion."
Muslims Widely Seen As Facing Discrimination
Eight years after the terrorist attacks of 9/11, Americans see Muslims as facing more discrimination inside the U.S. than other major religious groups. Nearly six-in-ten adults (58%) say that Muslims are subject to a lot of discrimination, far more than say the same about Jews, evangelical Christians, atheists or Mormons.
A Portrait of Mormons in the U.S.
This report, based on data from the U.S. Religious Landscape Survey, explores Mormons' unique place in the American religious landscape and is divided into three parts: demographic characteristics, religious beliefs and practices, and social and political views.
Brides, Grooms Often Have Different Faiths
Data from the U.S. Religious Landscape Survey, conducted by the Pew Research Center's Forum on Religion & Public Life in 2007, shows that many marriages are between people of different religious faiths.
Religiously Mixed Couples: Cupid's Arrow Often Hits People of Different Faiths
More than one-in-four (27%) American adults who are married or living with a partner are in religiously mixed relationships. If people from different Protestant denominational families are included, nearly four-in-ten (37%) couples are religiously mixed.
Religious Groups' Views on Evolution
A breakdown of 13 major religious groups' views on the issue. 
Religious Differences on the Question of Evolution
The Pew Forum's U.S. Religious Landscape Survey found that views on evolution differ widely across religious groups.
Income Distribution Within U.S. Religious Groups
Surveys conducted by the Pew Research Center's Forum on Religion & Public Life find that income varies greatly within and across American religious groups.
Abortion Views by Religious Affiliation
Abortion remains a divisive issue in the U.S., with a slim majority (53%) in favor of keeping it legal in all or most cases and four-in-ten in favor of making it illegal in all or most cases. However, the Pew Forum's U.S. Religious Landscape Survey finds that most religious traditions in the U.S. come down firmly on one side or the other.
Many Americans Say Other Faiths Can Lead to Eternal Life
A majority of all American Christians (52%) think that at least some non-Christian faiths can lead to eternal life. Indeed, among Christians who believe many religions can lead to eternal life, 80% name at least one non-Christian faith that can do so.
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