The Keystone Historical Museum is housed in the old Keystone Schoolhouse building of early Victorian architecture. Built in 1899, it served as Keystone’s full-time school until 1988.
The Museum houses early day mining tools, historic pictures and photo collections, rock and mineral collections, and historic displays including Carrie Ingalls memorabilia.
Contact Info
- (605)-666-4494
- 410 3rd St, Keystone, SD 57751
- Open May - September
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Mon-Sat: 10am-4pm
Sun: CLOSED
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