Florida South Dakota portal2010s portalUnited States portalHistory portal This category is for topics specifically related to the year 2011 in the U.S. state of South Dakota. 20062007200820092010201120122013201420152016 1960s1970s1980s1990s2000s2010s2020s2030s2040s2050s2060s Subcategories This category has the following 2 subcategories, out of 2 total. / 2011 establishments in South Dakota (2 P)S 2011 in sports in South Dakota (6 P)