Keystone in Pennington County, South Dakota — The American Midwest (Upper Plains)
Bill Durst
In Grateful Recognition of
whose generosity provided
this parking lot
Erected 2002 by First Congregational Church.
Topics. This historical marker is listed in this topic list: Man-Made Features.
Location. 43° 53.678′ N, 103° 25.181′ W. Marker is in Keystone, South Dakota, in Pennington County. It is at the intersection of Blair Street and 2nd Street, on the right when traveling west on Blair Street. Marker is near the First Congregational Church building entrance. Touch for map. Marker is at or near this postal address: 402 Blair Street, Keystone SD 57751, United States of America. Touch for directions.
Regionally, this marker is in West River, in the Badlands, and in Greater Rapid City. It is also in the American Black Hills, in the Lewis & Clark Corridor, on the prairies, and on the Northern Plains. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once Rupert’s Land and also the Louisiana Purchase.
Other nearby markers. At least 8 other markers are within walking distance of this marker: First Congregational Church (a few steps from this marker); Keystone School (about 300 feet away, measured in a direct line); 40th Anniversary of "The Flood" (about 300 feet away); Charles Upham and the Upham Saloon (about 400 feet away); Hayes-Hopkins Supply Company (about 400 feet away); Site of the McDonald Hotel (about 400 feet away); Henry Loomis House (about 400 feet away); Big Thunder Gold Mine (about 400 feet away). Touch for a list and map of all markers in Keystone.
Also see . . . First Congregational Church, Keystone SD. (Submitted on October 4, 2026, by William Fischer, Jr. of Reynoldsburg, Ohio.)
Credits. This page was last revised on October 4, 2026. It was originally submitted on October 4, 2026, by William Fischer, Jr. of Reynoldsburg, Ohio. This page has been viewed 5 times since then. Photos: 1, 2. submitted on October 4, 2026, by William Fischer, Jr. of Reynoldsburg, Ohio.

