St. Thomas the Apostle

Harlem, Montana

DenominationCatholic

Last updated May 2026

Map showing location of St. Thomas the Apostle

~246

estimated members

Based on ARDA 2020 data, this is likely one of 6 Catholic congregations in Blaine County, MT, with an average size of approximately 246 members. Catholic accounts for 48% of the county's 31 congregations.

Source: ARDA 2020 Religious Congregations & Membership Study

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