The company includes three theatres: the 175-seat Arcadia Stage and the 360-seat F. Otto Haas Stage, located in the main property at 40 N 2nd Street; and the 100-seat Bob and Selma Horan Studio Theater at the Hamilton Family Arts Center up the block at 62 N 2nd Street.

In addition to the theater spaces, the two properties also house the Arden's administrative offices, production shops, rehearsal space, and classrooms for its educational programming through Arden Drama School.

[2] After the second season, the St. Stephen's Performing Arts Center was co-founded to provide a larger theatre (150 seats) and a unified location for classes, education programs, administrative offices, and production shops.

In 1994, Arden Theatre Company purchased a 50,000-square-foot (4,600 m2) former post office building in Philadelphia's Old City neighborhood.

The company claimed that its move played a role in the economic revitalization of the area and during his term as Mayor, Ed Rendell said, "When I think of nonprofit organizations that are having a major economic impact on their neighborhoods, none comes to mind sooner than the Arden.