Wilmarth Lake   Be the first to submit input for Wilmarth Lake. If you have info on Wilmarth Lake, Aurora County, South Dakota please submit it here to improve this web site.          These outdoors activities are available near Wilmarth Lake.   Hotels Near Wilmarth Lake: Super 8 Kimball, Kimball, 27 miles away Super 8 Huron, Huron, 34 miles away Best Western Of Huron, Huron, 34 miles away Econo Lodge Mitchell, Mitchell, 37 miles away Ramada Inn And Suites Conference Center, Mitchell, 37 miles away