The 9-hole 9 Hole at Galloping Hill Golf Course in Union, NJ is a public golf course that opened in 1926. Designed by Willard Wilkinson, 9 Hole at Galloping Hill Golf Course measures 3020 yards from the longest tees and has a slope rating of 110 and a 33 USGA rating. The course features 2 sets of tees for different skill levels.