The 9-hole "Walnut Greens" course at the Walnut Greens facility in Schaumburg, Illinois features 1,078 yards of golf from the longest tees for a par of 27. The course rating is 32.0 and it has a slope rating of 80. Designed by Ken Killian, ASGCA/Richard P. Nugent, ASGCA, the Walnut Greens golf course opened in 1988.