South Dakota Historical Maps and Atlases

The state of South Dakota collection contains 1,349 atlases spanning 137 years of growth and development (1870 through 2007). Within the atlases are 81,625 historical maps, illustrations, and histories many of which contain family names ideal for genealogical research. Others are rare antique maps, part of the collection by an exclusive arrangement with the Osher Map Library. The state of South Dakota has 3 of these antiquarian maps dating back as early as 1870.