Marian Prayer Center
Portland, Oregon
Last updated May 2026

~592
estimated members
Based on ARDA 2020 data, this is likely one of 81 Non-Denominational congregations in Clackamas County, OR, with an average size of approximately 592 members. Non-Denominational accounts for 30% of the county's 327 congregations.
Source: ARDA 2020 Religious Congregations & Membership Study
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