The State Highway Administration is the Maryland governmental administration that maintains Maryland's numbered highways. MDOT SHA’s vision is to provide a safe, well-maintained, reliable highway system that enables mobility choices for all customers and supports Maryland’s communities, economy and environment.
Maryland Department of Transportation (MDOT) comprises five business units and one Authority. This unique approach provides the State’s leadership with the ability to develop a coordinated and balanced approach to transportation. The State Highway Administration is one of these five business units.
Our headquarters is at 707 N. Calvert St., Baltimore, MD 21202.
Our Hanover complex is at 7491 Connelley Dr., Hanover, MD 21076.
Regional Information and Districts for information by county, MDOT SHA district, and maintenance shop.
We're available on the following channels.