From the Washington DC Beltway and other points north: Take Route 210 South. Continue south on Route 210, then turn left onto Route 225. Continue 1.6 miles to the next traffic light, and turn right onto Route 224 (Chicamuxen Road). Continue 3.9 miles until you see the sign for Smallwood State Park on your right.
From Route 301 south: Continue to Route 225 (Hawthorn Road), and turn right. Continue for 9.9 miles on Route 225, then turn left onto Route 224. Continue 3.9 miles until you see the sign for Smallwood State Park on your right.
Smallwood State Park 2750 Sweden Point Road Marbury, MD 20658