RANK   GROUP COUNTIES % of 3,141
1   United Methodist Church 3,003 95.6%
2   Catholic Church 2,987 95.1%
3   Southern Baptist Convention 2,670 85.0%
4   Assemblies of God 2,616 83.3%
5   Churches of Christ 2,429 77.3%
  Bahá'í (see note below) 2,407 76.6%
6   Presbyterian Church (U.S.A.) 2,377 75.7%
7   Episcopal Church 2,118 67.4%
8   Church of the Nazarene 1,858 59.2%
9   Church of Jesus Christ of Latter-day Saints 1,802 57.4%
10   Lutheran Church--Missouri Synod 1,801 57.3%
11   Evangelical Lutheran Church in America 1,756 55.9%
12   Seventh-day Adventist Church 1,747 55.6%
13   Christian Churches and Churches of Christ 1,600 50.9%
14   Church of God (Cleveland, Tennessee) 1,595 50.8%
15   Christian Church (Disciples of Christ) 1,290 41.1%
16   United Church of Christ 1,229 39.1%
17   American Baptist Churches in the USA 1,111 35.4%
18   Church of God (Anderson, Indiana) 990 31.5%
19   Church of God of Prophecy 932 29.7%
20   Salvation Army 818 26.0%
21   Wesleyan Church 766 24.4%
22   International Church of the Foursquare Gospel 726 23.1%
23   Evangelical Free Church of America 720 22.9%
24   Primitive Baptist Churches--Old Line 713 22.7%
25   National Association of Free Will Baptists 710 22.6%
         
    Note: Bahá'í report congregations in 501 counties; there are another 1,906 counties with reported adherents.