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Largest Mainline Protestant churches in the United States 2010, by adherents

Largest churches among Mainline Protestant denominations in the United States in 2010, by number of adherents

The data displays the biggest churches among Mainline Protestant denominations in the U.S. in 2010, by number of adherents. In 2010, the United Methodist Church was the biggest church, with around 10 million adherents.

United Methodist Church	9948221
Evangelical Lutheran Church in America	4181219
Presbyterian Church (U.S.A.)	2451980
Episcopal Church	1951907
American Baptist Churches in the U.S.A.	1560572
United Church of Christ	1284296
All other Mainline Protestant	1277631

Largest Mainline Protestant churches in the United States 2010, by adherents

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