Orange County’s Ten Largest Faith Groups
| 2010 | |||
| Religious Group | Number of temples, mosques, churches, or synagogues | Number of adherents | % of total population | 
|---|---|---|---|
| Roman Catholic | 67 | 797,473 | 26.49 | 
| Nondenominational | 193 | 122,205 | 4.06 | 
| Southern Baptist Convention | 133 | 69,216 | 2.30 | 
| Mormon | 121 | 66,772 | 2.22 | 
| Assemblies of God | 68 | 29,899 | 0.99 | 
| Buddhism, Mahayana | 56 | 24,964 | 0.83 | 
| Muslim | 20 | 24,674 | 0.82 | 
| Presbyterian USA | 37 | 21,660 | 0.72 | 
| Lutheran Church – Missouri Synod | 30 | 17,377 | 0.58 | 
| Church of Christ | 20 | 15,688 | 0.52 | 
| 2000 | ||||
| Religious Group | Number of temples, mosques, churches, or synagogues | Number of adherents | % of total population | % of total adherents | 
|---|---|---|---|---|
| Roman Catholic | 61 | 779,647 | 27.4 | 61.2 | 
| Jewish | 28 | 60,000 | 2.1 | 4.7 | 
| Mormon | 115 | 48,776 | 1.7 | 3.8 | 
| Independent Charismatic | 13 | 43,100 | 1.5 | 3.4 | 
| Muslim | 16 | 39,583 | 1.4 | 3.1 | 
| Southern Baptist Convention | 77 | 32,652 | 1.1 | 2.6 | 
| Presbyterian USA | 38 | 25,740 | 0.9 | 2 | 
| Assembly of God | 71 | 21,918 | 0.7 | 1.7 | 
| Evangelical Lutheran Church in America | 37 | 22,140 | 0.8 | 1.7 | 
| Missouri Synod Lutheran | 30 | 19,073 | 0.7 | 1.5 | 
Religious Congregations and Membership in the United States: 2000, Glenmary Research Center, Nashville, TN
Selected Non-Christian Religious Traditions in Orange County: 2000
| Religious Group | Number of temples, mosques, churches, or synagogues | Number of adherents | % of total population | % of total adherents | 
|---|---|---|---|---|
| Baha’I | 27 | 2,137 | 0.1 | 0.2 | 
| Hindu | 13 | NA* | NA | NA* | 
| Muslim | 16 | 39,583 | 1.4 | 3.1 | 
| Jewish | 28 | 60,000 | 2.1 | 4.7 | 
| Sikh | 2 | NA* | NA* | NA* | 
| Buddhist | 40 | NA* | NA* | NA* | 
Religious Congregations and Membership in the United States: 2000, Glenmary Research Center, Nashville, TN
<* Data not available>



