Saint Thomas the Apostle Catholic Church

Name: Saint Thomas the Apostle Catholic Church
Address: 1st Avenue Southeast, Harlem, MT, 59034, Harlem, MT, US
Telephone: +1-406-357-2073;+1-406-353-4643

Harlem, Montana

Address1st Avenue Southeast, Harlem, MT, 59034

DenominationCatholic

Phone+1-406-357-2073;+1-406-353-4643

Last updated May 2026

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~390

estimated members

Based on ARDA 2020 data, this is likely one of 7 Catholic congregations in Big Horn County, MT, with an average size of approximately 390 members. Catholic accounts for 55% of the county's 42 congregations.

Source: ARDA 2020 Religious Congregations & Membership Study