The 18-hole "Willow Glen" course at the Singing Hills Golf Resort At Sycuan facility in El Cajon, California features 6,605 yards of golf from the longest tees for a par of 72. The course rating is 72.3 and it has a slope rating of 129 on Bermuda grass. Designed by Ted Robinson, ASGCA/Dave Fleming, the Willow Glen golf course opened in 1967.