Cathedral of Saint Helena Church

Address: St. Helena Cathedral, Helena, MT 59601, United States

Website: https://cathedralmission.org

Hours: Mon-Sat 8am-5pm, Sun variable for services

The Cathedral of Saint Helena is the Roman Catholic cathedral located in Helena, Montana, and serves as the seat of the Diocese of Helena. Construction took place in the early 20th century and the finished building is a local architectural landmark.

The cathedral presents a prominent twin-towered and domed silhouette and an elaborately finished interior with decorative stonework, stained glass and liturgical furnishings. It is a focal point for diocesan ceremonies and is regularly visited by tourists and parishioners.

Built between the late 1900s and the mid 1910s, the cathedral was commissioned by the local Catholic community to serve as the diocesan seat. It has remained the center of Catholic worship in Helena since completion.

The cathedral stands in downtown Helena, within the city that is also Montana’s state capital, and is readily accessible from the town center.

• Diocesan seat: serves as the seat of the Roman Catholic Diocese of Helena and is a major religious landmark in the city.
• Construction period: constructed in the early 20th century, with building works carried out between about 1908 and 1914.

Located in downtown Helena, accessible by car from US-12/US-287; local street parking and municipal lots are nearby. The airport (Helena Regional, HLN) is about a 20-minute drive.

• Check Mass schedules before visiting if wishing to attend services; the cathedral maintains an active parish calendar.
• Notice the interior woodwork and organ details-guided tours sometimes point these out.
• Nearby parking is limited during services; arrive early or use nearby street parking.