The 18-hole "Spencer T. Olin" course at the Spencer T. Olin Golf Course facility in Alton, Illinois features 6,941 yards of golf from the longest tees for a par of 72. The course rating is 73.8 and it has a slope rating of 135 on Zoysia grass. Designed by Arnold Palmer/Ed Seay, ASGCA, the Spencer T. Olin golf course opened in 1989.