Saint Mary Catholic Community
Helena, Idaho
Last updated May 2026
500-1,000
estimated members
This is likely one of 9 Catholic congregations in Lewis and Clark County, MT. Catholic accounts for 36% of the county's 80 congregations.
This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.
Nearby churches in Helena
Helena Seventh-day Adventist Church
1.2 miSeventh-day Adventist
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Saints Cyril and Methodius Catholic Church
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Our Lady of the Valley Catholic Church
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Our Lady of the Lake Catholic Church
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Sacred Heart Catholic Church
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Holy Cross Catholic Church
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