Located nine miles east of the Washington Beltway (I-95/495) near the intersection of Maryland Route 4 (Pennsylvania Avenue) and U.S. Route 301 South, in a section of Patuxent River Park southeast of Upper Marlboro.
From the Capital Beltway, take exit 11A (Pennsylvania Avenue, Route 4 South/East). Proceed eight miles and exit onto Route 301 South. Immediately after the next traffic light (Giant Food is on the left) turn left at the flashing yellow lights, crossing over Route 301 North to Maude Savoy Brown Road. At the stop sign, take a left and follow the road past the gate house onto WSSC property. (You must announce your destination at the gate call box.) Follow Billingsley signs to a very narrow road over the bridge park property. Drive slowly along the paved road to the only possible right turn — Green Landing Road. Follow the road to the house at the end and make a right into the parking lot.
From Waldorf and Points South, take Route 301 North. When Route 5 and Route 301 split, continue on Route 301 North for approximately eleven miles. There will be overhead flashing yellow lights followed by railroad tracks. Immediately after the tracks, turn right onto Maude Savoy Brown Road. At the stop sign, take a left and follow the road past the gate house onto WSSC property. (You must announce your destination at the gate call box). Follow Billingsley signs to a very narrow road over bridge park property. Drive slowly along the paved road to the only possible right turn – Green Landing Road. Follow the road to the house at the end and make a right into the parking lot.