Market Center is a national historic district in Baltimore, Maryland, United States. It is an approximately 24-block area in downtown Baltimore that includes buildings associated with the development of the area as Baltimore's historic retail district. The area evolved from an early 19th-century neighborhood of urban rowhouses to a premiere shopping district featuring large department stores, grand theaters, and major chain stores. The diverse size, style, scale, and types of structures within the district reflect its residential origins and evolution as a downtown retail center.[2]