Grass Lake   Be the first to submit input for Grass Lake. If you have info on Grass Lake, Codington County, South Dakota please submit it here to improve this web site.          These outdoors activities are available near Grass Lake.   Lakes Near Grass Lake: Medicine Lake, Codington County, 5 miles away Lake Kampeska, Codington County, 14 miles away Blue Dog Lake, Day County, 15 miles away Waubay Lake, Day County, 17 miles away Pelican Lake, Codington County, 17 miles away   Public Lands Near Grass Lake: Sandy Shore Recreation Area, South Dakota, 13 miles away Pelican Lake Recreation Area, South Dakota, 17 miles away Pickerel Lake Recreation Area, South Dakota, 22 miles away   Hotels Near Grass Lake: Best Western Ramkota Hotel, Watertown, 19 miles away Rodeway Inn Watertown, Watertown, 21 miles away Super 8 Watertown, Watertown, 21 miles away HAMPTOIN INN & SUITES WATETOWN, SD, Watertown, 23 miles away Days Inn Watertown, Watertown, 23 miles away