Santa Barbara County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 17 146,940 34.66 Mormon 14 7,241 …

Sonoma County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 23 107,737 22.27 Nondenominational 35 7,441 1.54 …

San Mateo County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 22 243,634 33.91 Mormon 21 13,240 …

San Francisco County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 50 120,988 15.03 United Methodist 12 …

Marin County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 30 77,114 30.55 Episcopal 12 3,501 1.39 …

Humboldt County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 13 9,901 7.35 Mormon 7 3,557 2.64 …

Contra Costa County’s Ten Largest Faith Groups 2010 Religious Group Number of temples, mosques, churches, or synagogues Number of adherents % of total population Roman Catholic 34 228,400 21.77 Nondenominational 72 26,080 …