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Diocese of Helena
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Published by Catholic Social Ventures · sourced from the diocese directory · exported …
The Diocese of Helena covers western Montana and was erected in 1884. It is a suffragan see of the Archdiocese of Portland in Oregon, with the Cathedral of Saint Helena as its mother church.
- Bishop
- Most Rev. Austin A. Vetter
- Latin name
- Helenen(sis)
- Erected
- 7 March 1884
- Cathedral
- Cathedral of Saint Helena
- Patron
- St. Helena
- Rank
- Suffragan Diocese
- Rite
- Latin
- Province
- Portland in Oregon (Archdiocese of Portland in Oregon)
- Catholics
- 48,291
- Chancery
- Chancery Office, 630 N. Last Chance Gulch, P.O. Box 1729, Helena, MT 59624-1729, U.S.A.
- Telephone
- Tel. [406]442-5820
- [email protected]
Contact as printed in the Annuario Pontificio.
Neighbouring dioceses
- Great Falls-Billings 116 km
- Spokane 424 km
- Boise 466 km
- Baker 481 km
- Diocese of Nelson CA 506 km
- Diocese of Calgary CA 516 km
Parishes near the see
- All Saints · Helena 1 km
- Our Lady of the Valley · Helena 1 km
- St. Mary · Helena 1 km
- Sts. Cyril and Methodius · East Helena 9 km
- St. John the Baptist · Clancy 15 km
- Our Lady of the Lake · Canyon Ferry 25 km
Official diocesan website →Cathedral →Wikipedia →Map →Linked data →
Sources: official site + Wikipedia · Annuario code 001001589 · ontology v0.3.2 · updated 2026-06-07