The 18-hole "Crossvines" course at the Golf At the Crossvines facility in Poolesville, Maryland features 6811 yards of golf from the longest tees for a par of 71. The course rating is 72.3 and it has a slope rating of 123. The estimated green fees for 18 holes is $95. Golf At the Crossvines Golf Club has an onsite driving range with 4 practice tees. Designed by Edmund B. Ault, ASGCA/Al Jamison, the Crossvines golf course opened in 1960.