The 18-hole "Valley" course at the The Club At Castlewood Valley Course facility in Pleasanton, California features 6,678 yards of golf from the longest tees for a par of 72. The course rating is 72.4 and it has a slope rating of 128 on Bermuda grass. Designed by William F. Bell, ASGCA, the Valley golf course opened in 1956. Troon Golf, LLC manages this facility, with John Vest as the General Manager.