Cover image by Cristian Dulan (cross) and © (background); photo illustration by Pew Research Center.
Multi-section reportsNovember 13, 2014

Religion in Latin America

Nearly 40% of the world’s Catholics live in Latin America, but many people in the region have converted from Catholicism to Protestantism, while some have left organized religion altogether.

Fact TankAugust 20, 2014

Who Are the Iraqi Kurds?

Kurds are playing a major role in the current conflict in Iraq, and are often mentioned alongside Iraq’s Sunni and Shia Muslim populations. But Kurds are an ethnic group, not a distinct religious sect within Islam; nearly all Iraqi Kurds consider themselves Sunni Muslims.

Fact TankAugust 12, 2014

6 Facts About South Korea’s Growing Christian Population

Pope Francis traveled to South Korea in August for Asian Youth Day, making his third international trip as pontiff. He visited a country that has experienced considerable religious change in recent decades. Here are six facts about Christianity in South Korea.

Polling and AnalysisJuly 16, 2014

How Americans Feel About Religious Groups

When asked to rate religious groups on a “feeling thermometer” ranging from 0 to 100, Americans rate Jews, Catholics and evangelical Christians warmly and atheists and Muslims more coldly.

Fact TankJune 18, 2014

Iraq’s Unique Place in the Sunni-Shia Divide

An ongoing and intensifying conflict has fallen along sectarian lines in Iraq, one of only a handful of countries that has more Shia Muslims than Sunnis. A Fact Tank post analyzes the divide between the two sects.

Data VisualizationMay 7, 2014

Religious Switching Among Hispanics

A major survey of U.S. Hispanics conducted by the Pew Research Center finds that nearly one-third of Hispanics (32%) no longer belong to the religion in which they were raised.

Polling and AnalysisMay 7, 2014

The Shifting Religious Identity of Latinos in the United States

A new survey finds that nearly one-in-four Hispanic adults are now former Catholics, while rising numbers are Protestant or unaffiliated with any religion.

Demographic StudyApril 4, 2014

Global Religious Diversity

A new report measures religious diversity by the percentage of each country’s population in eight categories — Buddhists, Christians, Hindus, Muslims, Jews, the unaffiliated, folk religionists and members of other religions.

DatabaseApril 4, 2014

Table: Religious Diversity Index Scores by Country

Polling and AnalysisMarch 6, 2014

How U.S. Catholics View Pope Francis: In Their Own Words