Denominations Compared

The 25 largest church bodies in the United States, listed roughly by reported membership, with their own teaching on the key doctrines. Our aim is to be fair and factual.

#Church bodyU.S. size (approx)BaptismLord's SupperWomen pastorsOfficial links
1Catholic Church≈ 62 millionA sacrament that washes away original sin and gives new birthThe Eucharist is the true Body and Blood of Christ (transubstantiation) and the sacrifice of the Mass made presentNo (priesthood is reserved to men)CatholicSite · CatholicBeliefs
2Southern Baptist Convention≈ 12.7 millionAn ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathSenior pastor: no (Baptist Faith & Message 2000)Southern BaptistSite · Southern BaptistBeliefs
3The Church of Jesus Christ of Latter-day Saints≈ 6.9 million (U.S., church-reported)Immersion at age 8 or older by priesthood authorityThe weekly sacrament of bread and water, in remembranceNo (priesthood is men only)Other churchSite · Other churchBeliefs
4United Methodist Church≈ 4–5 million (U.S.)A sacrament and sign of God's graceChrist is truly but spiritually presentYesUnited MethodistSite · United MethodistBeliefs
5Church of God in Christ≈ 5 million (self-reported)Water baptism by immersion for believersAn ordinance and memorialNot as pastors or elders; women serve in a strong women's departmentCOGICSite
6National Baptist Convention, USA, Inc.≈ 5 million (self-reported)An ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathVaries by congregation
7Evangelical Lutheran Church in America≈ 2.8 million baptizedA means of grace that gives forgiveness and new birthThe true Body and Blood of Christ in, with and under the bread and wine (Real Presence), for the forgiveness of sinsYesELCASite · ELCABeliefs
8Assemblies of God (USA)≈ 3.0 million adherentsWater baptism by immersion for believersAn ordinance and memorialYes (ordains women)
9National Baptist Convention of America≈ 3 million (self-reported)An ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathVaries
10African Methodist Episcopal Church≈ 2.5 million (self-reported)A sacrament and sign of God's graceChrist is truly but spiritually presentYesAMESite · AMEBeliefs
11Lutheran Church–Missouri Synod≈ 1.7 million baptizedA means of grace that gives forgiveness and new birthThe true Body and Blood of Christ in, with and under the bread and wine (Real Presence), for the forgiveness of sinsNo (pastoral office is reserved to men)LCMSSite · LCMSBeliefs
12Presbyterian Church (U.S.A.)≈ 1.1 millionA sign and seal of the covenantChrist is spiritually present and received by faith through the SpiritYesPCUSASite · PCUSABeliefs
13The Episcopal Church≈ 1.5 million baptizedA sacrament of new birthChrist is really presentYesEpiscopalSite · EpiscopalBeliefs
14National Missionary Baptist Convention of America≈ 2.5 million (self-reported)An ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathVaries
15Progressive National Baptist Convention≈ 1–2.5 million (self-reported)An ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathYes (ordains women)Site
16Churches of Christ≈ 1.1 million adherentsImmersion of believers for the forgiveness of sinsA memorial observed every SundayNo
17Greek Orthodox Archdiocese of America≈ 0.5–1 million (approx)A mystery (sacrament) of new birth by triple immersion, followed by chrismationThe Divine Liturgy offers the true Body and Blood of ChristNo · OrthodoxBeliefs
18Jehovah's Witnesses≈ 1.2 million publishers (U.S.)Immersion of dedicated believersAn annual MemorialNoOther churchSite · Other churchBeliefs
19American Baptist Churches USA≈ 1.1 million (approx)An ordinance for believers only, by immersion, as a public testimonyAn ordinance and memorial of Christ's deathYesAmerican BaptistSite
20Church of God (Cleveland, Tennessee)≈ 1.2 million (U.S., approx)Water baptism by immersion for believersAn ordinance and memorialYes, with limits on some officesChurch of GodSite · Church of GodBeliefs
21Seventh-day Adventist Church≈ 1.3 million (U.S., approx)Immersion of believersA memorial, preceded by foot washingCommissioned yes; ordination is disputedAdventistSite
22Christian Churches and Churches of Christ≈ 1 million (approx)Immersion of believers for the forgiveness of sinsA memorial observed every SundayUsually no for elders
23Pentecostal Assemblies of the World≈ 1 million (self-reported, approx)Water baptism by immersion for believersAn ordinance and memorialYesOther churchSite · Other churchBeliefs
24Church of the Nazarene≈ 0.6 million (U.S., approx)A sacrament for believers and their children, by any modeA sacrament and memorial, with Christ spiritually presentYesNazareneSite · NazareneBeliefs
25Presbyterian Church in America≈ 0.4 millionA sign and seal of the covenantChrist is spiritually present and received by faith through the SpiritNoPCASite · PCA / OPCBeliefs

About these numbers: figures are approximate and come from each body's own most recent report or the National Council of Churches' Yearbook of American & Canadian Churches. Bodies count members differently (baptized, confirmed, adherents, publishers), and some historically Black denominations have not published new figures in years. See also the Pew Religious Landscape Study and the ARDA. Belief summaries are our own short descriptions. Please read each church's own confession.

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