Harford
county, Maryland, United States
Harford, county, northeastern Maryland, U.S., bounded by Pennsylvania to the north, the Susquehanna River to the east, Chesapeake Bay to the south and southeast, and the Gunpowder River to the southwest. The county is bracketed in the west by portions of Gunpowder Falls State Park and in the east by Susquehanna State Park. The Susquehanna National Wildlife Refuge occupies two large areas of the bay off the southern coast. Harford county was established in 1773...