The Roman Catholic Diocese of Buffalo is a diocese located in western New York, serving the spiritual needs of Catholics in the region. Established in 1847, it encompasses several counties, including Erie and Niagara. The diocese is part of the larger United States Conference of Catholic Bishops and is led by a bishop who oversees various parishes, schools, and charitable organizations. The diocese is known for its rich history and diverse community, with numerous programs aimed at education, social justice, and outreach. It also plays a significant role in the local community, providing support and resources to those in need through various ministries and initiatives.