Sts Constantine & Helen Greek
Boise City, Idaho
Services
Matins/Orthos
Divine Liturgy
Last updated May 2026
~9,672
estimated members
Based on ARDA 2020 data, this is likely one of 7 Catholic congregations in Ada County, ID, with an average size of approximately 9,672 members. Catholic accounts for 29% of the county's 404 congregations.
Source: ARDA 2020 Religious Congregations & Membership Study
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