There were 6 games for South Dakota Class 11AA football on Thu, 10/21/2021. The featured games were by South Dakota Class 11AA top ranked teams #3 Brookings (SD) @ #1 Riggs (Pierre, SD), West Central (Hartford, SD) @ #2 Tea (SD), and #4 Yankton (SD) @ #6 Watertown (SD). The first game, Roosevelt (Sioux Falls, SD) @ #5 Aberdeen Central (Aberdeen, SD), started at 5p.