Among the country's largest metros, Boston has the lowest share of religious affiliation.

Share of adults by religious affiliation. Top 10 largest metros by population. 2023-24.

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Note: Metros may not sum to 100 percent due to rounding.

Chart: Adapted from Pew by Boston IndicatorsSource: 2023-24 Pew Religious Landscape StudyCreated with Datawrapper