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Religion

Religious affiliation and practice across U.S. states.

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Map of the United States shaded by the share of highly religious adults, with Vermont, New Hampshire, and Maine among the lightest states

Least Religious States

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Map of the United States shaded by the share of highly religious adults, with Mississippi, South Carolina, and Louisiana among the darkest states

Most Religious States

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Map of the United States showing the biggest church by average weekly attendance in each state in 2026

Biggest Church by State

Life.Church in Oklahoma has the highest weekly attendance, averaging about 85,000 people, with the biggest church listed for each state.

Ranking
Map of the United States shaded by the share of highly religious adults, with Vermont, New Hampshire, and Maine among the lightest states

Least Religious States

Vermont has the lowest share of highly religious adults at 13%, followed by New Hampshire at 15% and Maine at 17%.

Ranking
Map of the United States shaded by the share of highly religious adults, with Mississippi, South Carolina, and Louisiana among the darkest states

Most Religious States

Mississippi has the highest share of highly religious adults at 50%, followed by South Carolina, Louisiana, South Dakota, and Utah.

Ranking

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