191st Street in Altoona Township, South Dakota

191st Street in Beadle County is an unpaved unclassified road. It runs in an east-west direction and crosses 375th Avenue, 376th Avenue, 377th Avenue, 378th Avenue, 379th Avenue, 382nd Avenue, 389th Avenue, 390th Avenue, 391st Avenue, 392nd Avenue, 393rd Avenue and 394th Avenue. It connects Nance Township, Altoona Township and Pleasant View Township. 191st Street also exists in Lake Byron Township, Milford Township and Barrett Township.