The Diocese of Helena is a Roman Catholic diocese located in the state of Montana, USA. Established in 1884, it serves a diverse population across a large geographical area, encompassing several counties. The diocese is part of the larger ecclesiastical province of Archdiocese of Seattle and is dedicated to spiritual growth, education, and community service. The diocese is led by a bishop, who oversees various parishes and ministries within its boundaries. It offers programs for religious education, youth ministry, and social outreach, aiming to foster a strong sense of community among its members. The diocese also emphasizes the importance of the sacraments and the teachings of the Catholic Church.