World Christian Database

World Christian Database
Name	World Christian Database
Type	Research database
Scope	Global
Established	20th century
Producer	Center for the Study of Global Christianity
Publisher	Gordon-Conwell Theological Seminary
Language	English
Geography	Worldwide

World Christian Database

The World Christian Database is a comprehensive research resource compiling statistical and descriptive information about Christian populations, religious movements, missionary activity, and related institutions across countries, regions, and people groups. It is produced and maintained by scholarly institutions and used by researchers, policymakers, faith-based organizations, and educators for demographic analysis, strategic planning, and comparative study.

Overview

The database aggregates quantitative and qualitative data on Christianity within national contexts such as United States, China, India, Nigeria, Brazil, Russia, Indonesia, Mexico, Philippines, Pakistan, Ethiopia, Egypt, Germany, France, United Kingdom, Italy, Spain, Canada, Australia, Japan, South Korea, Vietnam, Bangladesh, Turkey, Iran, Saudi Arabia, Israel, Argentina, Colombia, South Africa, Kenya, Uganda, Zimbabwe, Ghana, Tanzania, Sudan, Morocco, Algeria, Libya, Sudan (South Sudan), Nepal, Sri Lanka, Myanmar, Thailand, Cambodia, Laos, Mongolia, Kazakhstan, Uzbekistan, Azerbaijan, Armenia, Georgia (country), Ukraine, Poland, Romania, Hungary, Czech Republic, Greece, Portugal, Belgium, Netherlands, Sweden, Norway, Denmark, Finland, Iceland, Switzerland, Austria, Ireland, New Zealand, Chile, Peru, Venezuela, Bolivia, Paraguay, Uruguay, Cuba, Haiti, Dominican Republic, Jamaica, Trinidad and Tobago, Bahamas, Barbados, Belize, Guatemala, El Salvador, Honduras, Nicaragua, Costa Rica, Panama.

The project is connected with institutions such as Gordon-Conwell Theological Seminary, Center for the Study of Global Christianity, and often cited alongside publications and organizations like Pew Research Center, Pew Forum on Religion & Public Life, United Nations Population Division, World Bank, Ethnologue, Joshua Project, Operation World, Lausanne Movement, International Bulletin of Mission Research, Barna Group, Oxford University Press, Cambridge University Press, Harvard University Press.

Methodology and Data Collection

Data is compiled using national censuses, scholarly surveys, missionary records, denominational reports, and field research involving organizations such as United States Census Bureau, National Statistical Office (various countries), International Organization for Migration, UNESCO, World Health Organization, Food and Agriculture Organization, World Values Survey, European Social Survey, Gallup World Poll, Association of Religion Data Archives, International Social Survey Programme, Demographic and Health Surveys, Pew Research Center’s Religious Landscape Study, U.S. Department of State, Open Doors, Freedom House, Amnesty International.

Researchers consult denominational and institutional sources including Roman Catholic Church, Eastern Orthodox Church, Anglican Communion, Methodist Church, Baptist World Alliance, World Council of Churches, Southern Baptist Convention, Lutheran World Federation, Assemblies of God, Seventh-day Adventist Church, Church of Jesus Christ of Latter-day Saints, Jehovah's Witnesses, Salvation Army, Pentecostalism, Evangelicalism, Mainline Protestantism, Orthodox Christianity.

Analytical methods reference demographic techniques from scholars and organizations like Johnstone (missionary demography), Riley (demography), Caldwell, Notestein, Coale, Ansley Coale, William Brass, and make use of classification schemes comparable to those in Ethnologue and ISO 3166 country codes.

Content and Coverage

The database covers statistics on population size, denominational affiliation, rates of conversion, church membership, clergy counts, seminaries and theological colleges, mission agencies, language groups, and urban/rural distributions. It indexes people groups and languages comparable to entries in Ethnologue, Joshua Project, SIL International, Summer Institute of Linguistics, and cross-references geopolitical entities such as European Union, African Union, Association of Southeast Asian Nations, Organization of American States, Gulf Cooperation Council.

It includes profiles for historical and contemporary movements and figures linked to Great Awakening, Second Great Awakening, Pentecostal revival, Azusa Street Revival, John Wesley, George Whitefield, Billy Graham, Adoniram Judson, William Carey, David Livingstone, Hudson Taylor, Amy Carmichael, C. S. Lewis, Dietrich Bonhoeffer, Mother Teresa, Oscar Romero, Martin Luther, John Calvin, Ignatius of Loyola, Francis Xavier, Thomas Aquinas, Augustine of Hippo, Jerome, Gregory the Great, Pope Francis, Pope John Paul II, Pope Benedict XVI.

Uses and Impact

Scholars, mission strategists, non-governmental organizations, and think tanks such as Pew Research Center, Brookings Institution, Council on Foreign Relations, Chatham House, Heritage Foundation, Carnegie Endowment for International Peace, RAND Corporation, United Nations, World Bank Group use the database for trend analysis, resource allocation, and academic study. Seminaries and universities including Harvard University, Yale University, Princeton University, University of Oxford, University of Cambridge, Durham University, Trinity Evangelical Divinity School, Fuller Theological Seminary reference its datasets in curricula and theses.

Governmental bodies and policy institutes such as U.S. Congress, European Parliament, Parliament of the United Kingdom, Indian Parliament, Australian Parliament sometimes consult its country profiles for religious freedom, migration, and social policy analysis. Media outlets including The New York Times, The Guardian, BBC News, CNN, Al Jazeera, Reuters cite aggregated figures in global religion reporting.

Criticisms and Limitations

Critics raise concerns about data transparency, classification choices, potential denominational bias, and reliance on secondary reports from organizations such as mission agencies and denominational offices. Comparisons with datasets from Pew Research Center, Gallup, Ethnologue, and national censuses reveal discrepancies in estimates for countries like China, North Korea, Iran, Saudi Arabia, Somalia, Eritrea, Myanmar, Laos.

Methodological limitations include difficulties in measuring informal or underground communities, sectarian fragmentation, boundary definitions for people groups referenced alongside SIL International, and temporal lags relative to fast-changing movements such as Pentecostalism, House church movements, and new religious movements associated with figures like Sun Myung Moon or organizations like International Churches of Christ.

History and Development

The project traces institutional roots through academic and mission networks connected to Gordon-Conwell Theological Seminary, Center for the Study of Global Christianity, and earlier compendia such as Operation World, works by Patrick Johnstone, Todd M. Johnson, and collaborations with scholars from University of Edinburgh, Boston University, University of Notre Dame, McGill University, University of Chicago Divinity School, Princeton Theological Seminary, Yale Divinity School.

Over time the database has evolved alongside computational and data-science developments at research centers and with contributions from field researchers affiliated with Wycliffe Bible Translators, Youth With A Mission, World Vision, Samaritan's Purse, Mercy Corps, International Justice Mission.

Category:Databases