From South Take exit 4 for PA-851 towards Shrewsbury. Turn R onto PA-851 W. Use the left 2 lanes (towards the shopping center) to turn onto Mount Airy Rd. Follow for approximately 1.5 miles to the community on the right. From North Take exit 36 for MD-439 towards MD Line/Bel Air. Turn Right onto MD 439 W, and then bear right to MD 45-N. Follow for approximately 2 miles and make a Right on Windy Hill Rd. Follow Windy Hill Rd for Approximately 1 mile turn left onto Mt. Airy and follow to the community on the left.