Discover the Diocese of Sioux Falls

The Roman Catholic Diocese of Sioux Falls (LatinDioecesis Siouxormensis) is a Roman Catholic diocese in the U.S. state of South Dakota. It comprises that part of South Dakota east of the Missouri River. The current bishop of the diocese is Bishop Paul J. Swain. It is asuffragan see of the Archdiocese of Saint Paul and Minneapolis. The See city for the diocese is Sioux Falls. The cathedral parish is St. Joseph Cathedral.


On August 12, 1879 Pope Leo XIII established the Vicariate Apostolic of Dakota from territory taken from the Diocese of Saint Paul. It lost territory on November 10, 1889 when the Diocese of Jamestown was established in North Dakota. Two days later on November 12 the Diocese of Sioux Falls was established and the vicariate was suppressed. The diocese lost territory in 1902 when the Diocese of Lead was established in western South Dakota. The architect for the St. Joseph Cathedral was Emmanuel Louis Masqueray.



The diocesan bishops of the Diocese of Sioux Falls and their dates of service:

Bishops who once were priests of the Diocese of Sioux Falls

The following men began their service as priests in Sioux Falls before being appointed bishops elsewhere:

High schools



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