Origin:
The legal origin of Baltimore County is not known, but it was in existence by January 12, 1659/60 when a writ was issued to the sheriff of the county. The County name was derived from the name of the Proprietary's Barony in Ireland in the county of Longford.

County Seat:
Towson, MD 21204

Form of Government:
Charter since 1956

Population:
1990 census: 692,134
2000 census: 754,292

• Aging Dept.
• Community College
• County Attorney
• County Council
• County Executive
• County Government
• Elections Board
• Emergency Preparedness
• Environmental Protection & Resource Management Dept.
• Fire Dept.
• Health Dept.
• Information Technology Office
• Job Service
• Libraries
• Permits & Development Management Dept.
• Planning Office
• Police Dept.
• Public Schools
• Public Works Dept.
• Recreation & Parks Dept.
• Social Services Dept.
• State's Attorney