World Christian Database: field definitions

Data source: Gina A. Zurlo, ed., World Christian Database (Leiden/Boston: Brill, 2025).

Table Field Description
denomination Minor tradition The denominations main tradition, family, rite, churchmanship, etc., with which it is most closely connected historically in this country.
denomination Note Note for denomination for this country.
denomination Parent Denomination ID The denomination of which this diocese or sub-denomination is a part.
denomination Pentecostals/Charismatics % Pentecostals/Charismatics as a percentage of affiliated in this denomination.
denomination Year Begun The year this denomination began work in this country.
denomination_year % of Christians Denomination's membership as a percentage of the country's total Christian population.
denomination_year % of country Denomination's membership as a percentage of the country's total Christian population.
denomination_year Affiliated Number of this denomination's affiliated church members in the country.
denomination_year Congregations The number of worship centers (churches, congregations) for this denomination in the country.
denomination_year Denomination ID Denomination ID.
denomination_year Evangelicals Evangelicals in this denomination.
denomination_year Pentecostals/Charismatics Pentecostals/Charismatics in this denomination.
denomination_year Year Year to which these data apply.
ethnicity Ethnic family Ethnicity summarized into 71 families.
ethnicity Ethnic region Ethnicity summarized into 13 regions.
ethnicity Ethnicity The 'ethnic' component of ethno-linguistic peoples.
ethnicity Ethnicity code The Ethnicity code for the ethnicty or ethnocultural family of this people group. First letter identifies the ethnic region, followed by the number of the ethnic family.
ethnicity Ethnicity ID Unique identifier (primary key) used by the database to identify the ethnicity or ethnocultural family of this people group.
ethnicity Ethnicity Pop Population in base year (2025).
ethnicity Ethnicity Pop 1900 Population in 1900.
ethnicity Ethnicity sort Temporary number assigned to the culture by the database for the purpose of sorting the ethnicity and culture hierarchy.
ethnicity Note Main constituent cultures, additional peoples, tribes, languages, alternative names, archaic names or synonyms (in parentheses) for this culture.
glossary For wcd Glossary terms available for WCD subscribers.
glossary glossary definition glossary definition.
glossary Glossary ID Unique identifier (primary key) used by the database.
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Religions

Data on 18 categories of religion, including non-religious, by country, province, and people.

Countries and regions

Data on all religions, Christian activities, and trends.

Denominations

Membership data, year begun, and rates of change.

Cities & provinces

Population and religion data on all major cities & provinces.

Peoples & languages

Detailed information covering religion, culture, and geography.

Archive

A repository of historical data, including a chronology of Christianity from the 1st to 21st centuries.