Theological Studies

Extensive repository that provides free access to quality raw data on religion in the U.S. and beyond, including the General Social Survey, U.S. Religion Census, U.S. Congregational Life Survey, National Congregations Survey, World Religion Survey, and news polls.

U.S. & some international survey data and analysis on a broad range of social and political issues. Topics include religious affiliation and demographics, as well as interreligious dialogue, global warming, marriage/divorce, and U.S presidential elections.

Full reports on the Institute's original research on Islam in America, megachurches, and many other subjects.

Comprised of around 100 national surveys on values and beliefs and their effects on social and political life. Free, downloadable data files back to 1981.

Georgetown-based research center dedicated to the study of the U.S. Catholic Church.

Annual human rights report prepared for Congress on the status of religious freedoms around the globe. Includes basic religious demographics at the nation level.

Notre Dame-based research project on the religious identification and participation of American youth.

Find contact information and self-reported basic statistics on membership and finances for Christian groups. Each entry is dated.

Articles summarizing results of major Gallup polls of Americans on topics related to religion.

Articles summarizing this major, Evangelical-leaning research firm's extensive polling on the state of Christianity in the U.S. and beyond.