From the north:

Take I-95S to 141N (Exit 5A-5B) towards Newport. Follow signs for 2W/41N. Turn left at Limestone Rd/Rt.7. St. Marks will be on your right, about 1 mile down.

From the south (I-95):

Take I-95N to 7N (Exit 4B). Go 2 miles, then turn left at Limestone Rd/Rt.7. You will see St. Marks on your left. Go just past it, then make a U-turn at the light.

From the south (Rt. 1):

Take Route 1N until it merges with 7N. Go 2.6 miles, then turn left at Limestone Rd/Rt.7. You will see St. Marks on your left. Go just past it, then make a U-turn at the light.