"[3] The Missionary District became the Diocese of South Dakota in 1971, at which time there were 18 parishes, 24 mission congregations, 90 churches & chapels in the Niobrara Deanery, and 4 Episcopal schools.

[2] The diocese is composed of 76 member congregations in South Dakota, two in Nebraska and one in Minnesota, organized geographically into seven deaneries.

[4] The diocese is made up of seven geographical deaneries: Black Hills (10 churches), Pine Ridge (7), Rosebud (15), Central (7), Northwest (17), Northeast (10) and Eastern (12).

There is one church located in Minnesota, St. John’s in Browns Valley, part of the Northeast Deanery, and two in Nebraska, Blessed Redeemer, in Howe Creek and Our Most Merciful Savior, in Santee.

[4] The bishops of South Dakota have been:[7] Diocesan churches listed on the National Register of Historic Places include: