The Visitor Center address is 5831 Dunker Church Road, Sharpsburg, MD 21782
Traveling East on Interstate 70:
Exit 29A onto Rt. 65 south. Ten miles south on the left is the Visitor Center.
Traveling West on Interstate 70 from the Baltimore/Washington area:
Exit 29 onto Rt. 65 South towards Sharpsburg. Travel about 10 miles south to the Park Visitor Center entrance which will be on your left side.
Optional Route: Exit 49 onto Alternate Rt. 40 West towards Middletown. Continue through Middletown, over South Mountain to Boonsboro. Turn left onto Rt. 34 to Sharpsburg. When you enter town, turn right (north) onto Rt. 65 and the Park Visitor Center will be on your right a mile north of Sharpsburg.
Traveling North-South on Interstate 81:
Exit 1, Rt. 68, six miles east to Rt. 65. Turn RIGHT at light on Rt. 65. Five miles south on the left is the Visitor Center.
APPROXIMATE DISTANCES FROM ANTIETAM NATIONAL BATTLEFIELD:
Baltimore 65 miles
Washington 70 miles
Frederick, MD 23 miles
Hagerstown, MD 10 miles
Harpers Ferry National Historic Park 17 miles
Gettysburg National Battlefield 60 miles
Manassas National Battlefield 65 miles