Susquehanna State Park is located three miles northwest of Havre de Grade off Route 155 in Harford County. Take I-95 north or south to Route 155, exit 89. Proceed west on Route 155 to Route 161. Turn right on Route 161 and then right on Rock Run Road into the park.
Susquehanna State Park 3318 Rocks Chrome Hill Road Jarrettsville, MD 21084