Public survey and statistical datasets, and what we've done with each one — quizzes you can take, graphics, and write-ups — plus every study with its own downloadable charts.
Browse every graphic in one gallery37 folders
4 datasets: U.S. Church Membership Growth, 2000-2025, Worldwide Church Membership History, 1830-2025, Ten Largest U.S.-Rooted Churches, Projected to 2035, Religious Tradition Shifts, 2007-2023-24
1 dataset: Family Proclamation Op-Ed Graphics
A national survey of American theological belief, run every two years since 2014.
Ligonier Ministries · Lifeway Research
Pew's 36,908-respondent map of American religion — who belongs to what, and what they believe.
Pew Research Center · NORC at the University of Chicago
A 64,600-respondent national election survey, with 870 Latter-day Saints in it.
Cooperative Election Studies (multi-university consortium) · YouGov
Party ID, race, and gender by religious tradition, across seven federal election cycles.
Cooperative Election Studies (multi-university consortium) · YouGov
A longitudinal panel of the same 8,000 voters, re-interviewed from 2011 through 2020.
Democracy Fund Voter Study Group · YouGov
Putnam and Campbell's American Grace survey: 3,108 U.S. adults on religious practice, belief, and social ties.
Robert D. Putnam and David E. Campbell (Harvard / Notre Dame) · International Communications Research
The second American Grace wave: 2,322 U.S. adults re-interviewed or newly sampled in 2011, with new items on the end times, salvation, and religious tolerance.
Robert D. Putnam and David E. Campbell (Harvard / Notre Dame) · International Communications Research
The American National Election Studies' 2016 pre/post-election survey of 4,270 adults, with a religion summary that keeps Latter-day Saints separate.
American National Election Studies (University of Michigan and Stanford University) · Westat (face-to-face) and GfK (web)
Pew's survey of Mormons themselves — belief, practice, and place in American life.
Pew Research Center · Social Science Research Solutions (SSRS)
What Americans of every faith (and none) actually know about religion.
Pew Research Center · Princeton Survey Research Associates International (PSRAI)
The original Religious Landscape Survey — the baseline the 2014 and 2023-24 waves track against.
Pew Research Center · Princeton Survey Research Associates International (PSRAI)
The middle wave of Pew's Religious Landscape Study, between the 2007 original and 2023-24.
Pew Research Center · Princeton Survey Research Associates International (PSRAI)
A 2015 follow-up to 5,000 RLS 2014 respondents, focused on interfaith upbringing and marriage.
Pew Research Center · Princeton Survey Research Associates International (PSRAI)
Pew's face-to-face survey of religious belief and practice across 19 Latin American countries and territories.
Pew Research Center (Pew-Templeton Global Religious Futures project) · Princeton Survey Research Associates International (PSRAI) and Ipsos Public Affairs
Follow-up interviews with 2007 Religious Landscape Survey respondents, focused on why people change religion.
Pew Research Center · Princeton Survey Research Associates International (PSRAI)
A Pew American Trends Panel wave on religious knowledge and belief, fielded February 2019.
Pew Research Center · Pew Research Center (American Trends Panel)
A general Pew American Trends Panel wave, fielded July 2020, carrying a religious-tradition variable.
Pew Research Center · Pew Research Center (American Trends Panel)
A 2015 Pew survey of U.S. adults (Catholic oversample) on Catholic identity, papal opinion, and family-life teachings.
Pew Research Center · Pew Research Center (telephone, landline + cellphone)
A 19-country face-to-face survey of sub-Saharan Africa's Christian and Muslim populations, fielded 2008-09.
The Pew Charitable Trusts and the John Templeton Foundation · Pew Research Center's Forum on Religion & Public Life
A dedicated Pew survey of 8,660 Black American adults on religious belief and practice, fielded 2019-2020.
Pew Research Center · Pew Research Center (combined ATP, ABS, NORC AmeriSpeak, and Ipsos KnowledgePanel samples)
A face-to-face Pew survey across 18 Central and Eastern European countries, fielded 2015-2016, on religion, national identity, and Orthodox-Catholic relations.
Pew Research Center · Pew Research Center
Pew's annual country-level ratings of government restrictions and social hostilities involving religion, worldwide, 2007-2022.
Pew Research Center · Pew Research Center (Pew-Templeton Global Religious Futures project)
Pew's massive face-to-face survey of religion across India, fielded 2019-2020, oversampling religious minorities including Christians.
Pew Research Center · Pew Research Center, fieldwork directed by RTI International
Pew's Western Europe religion survey, augmented with three questions about who currently pays — or is opting out of — the church tax.
Pew Research Center · GfK Belgium
Country-level Christian, Muslim, and other religious-population estimates for 2010 and 2020, across 201 countries and territories.
Pew Research Center · Pew Research Center
Pew's global estimate of the religious composition of the world's international migrants, 1990-2020.
Pew Research Center · Pew Research Center
A general Pew American Trends Panel wave, fielded September 2022, that fed Pew's 'Christian nation' research.
Pew Research Center · Pew Research Center (American Trends Panel)
A general Pew American Trends Panel wave, fielded November 2022, carrying a religious-tradition variable.
Pew Research Center · Pew Research Center (American Trends Panel)
A general Pew American Trends Panel wave on spirituality, fielded August 2023.
Pew Research Center · Pew Research Center (American Trends Panel)
A Pew American Trends Panel wave on religion and politics, fielded February 2024.
Pew Research Center · Pew Research Center (American Trends Panel)
A Pew American Trends Panel wave on Catholicism and religion's place in American life, fielded February 2025.
Pew Research Center · Pew Research Center (American Trends Panel)
A cross-national Pew survey of Pentecostal and Charismatic ("renewalist") Christianity across ten countries, fielded 2006.
Pew Research Center · Pew Research Center, Forum on Religion & Public Life
A 2006 Pew survey of U.S. Latino adults focused on religious switching, with a small Mormon breakout.
Pew Research Center · Pew Hispanic Center and Pew Forum on Religion & Public Life
2 datasets: Latter-day Saints in Brazil, Latter-day Saints in Brazil: the 2010 Census
W. Justin Dyer, Jenet Jacob Erickson, Sam A. Hardy, Barbara Morgan Gardner, David C. Dollahite · 2026