Harford County is a political and geographic subdivision in the U.S. state of Maryland. It lies northeast of Baltimore and includes shoreline on the Chesapeake Bay and the mouth of the Susquehanna River. The county seat is Bel Air, and the area reported a population of 244,826 at the 2010 U.S. census. For official information see county resources and state pages such as Maryland state sites.
Geography and communities
The county covers a mix of coastal plain, rolling countryside and suburban neighborhoods. Major population centers and communities include Bel Air, Aberdeen, Havre de Grace and Edgewood, among smaller towns and rural villages. The shoreline and riverfront areas are important for recreation, fishing and heritage tourism.
History
Harford County was created during the colonial period and its boundaries and institutions developed as Maryland moved from proprietary to state government. The county's name honors members of the Harford family associated with the proprietary era. Historic towns along the Susquehanna and Chesapeake have roots in maritime trade and agriculture dating to the 18th and 19th centuries.
Economy and transportation
The local economy combines agriculture, light manufacturing, government and defense-related activities. A major U.S. Army installation, Aberdeen Proving Ground, has shaped employment and technology presence in the county. Transportation corridors such as Interstate 95 and regional rail and bus connections support commuting to Baltimore and Philadelphia corridors.
Notable features and attractions
Harford County is known for its waterfront towns, historic districts, parks and military heritage. Highlights include maritime museums, trails, and community festivals along the bay and river. Visitors and residents can explore scenic drives, local farms and cultural sites that reflect the county's mixed rural and suburban character. See local guides and demographic data at tourism and data and census resources.
For civic matters, public services and elected officials consult the county government and planning pages; an overview and contacts are available via official county pages.