St. Mary's Catholic Church
Greenville, Georgia
Last updated June 2026

~5,451
estimated members
Based on ARDA 2020 data, this is likely one of 11 Catholic congregations in Greenville County, SC, with an average size of approximately 5,451 members. Catholic accounts for 19% of the county's 667 congregations.
Source: ARDA 2020 Religious Congregations & Membership Study
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