Rittenhouse Square in Philadelphia in Philadelphia County, Pennsylvania — The American Northeast (Mid-Atlantic)
1608 Walnut Street
has been entered in the
National Register of Historic Places
kept by the United State Department
of Interior
Erected by Commonwealth of Pennsylvania, Pennsylvania Historical and Museum Commission.
Topics and series. This historical marker is listed in these topic lists: Architecture • Industry & Commerce. In addition, it is included in the Pennsylvania Historical and Museum Commission (PHMC) series list.
Location. 39° 56.986′ N, 75° 10.08′ W. Marker is in Philadelphia, Pennsylvania, in Philadelphia County. It is in Rittenhouse Square. It is on Walnut Street just west of South 16th Street, on the left when traveling west. Touch for map. Marker is at or near this postal address: 1608 Walnut St, Philadelphia PA 19103, United States of America. Touch for directions.
Regionally, this marker is in Southeast Pennsylvania. It is also in the American Northeast and in the Mid-Atlantic. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the Haudenosaunee (Iroquois) Confederacy, New Netherland, and one of the original Thirteen Colonies.
Other nearby markers. At least 8 other markers are within walking distance of this marker: Lenni Lenape (a few steps from this marker); 16th & Walnut (within shouting distance of this marker); S. Weir Mitchell (within shouting distance of this marker); 17th & Walnut (about 300 feet away, measured in a direct line); The Racquet Club (about 300 feet away); The Latham Hotel (about 300 feet away); Dewey's Sit-in (about 400 feet away); Louis I. Kahn (about 500 feet away). Touch for a list and map of all markers in Philadelphia.
Credits. This page was last revised on January 11, 2026. It was originally submitted on March 27, 2022, by Devry Becker Jones of Washington, District of Columbia. This page has been viewed 382 times since then and 46 times this year. Photos: 1, 2. submitted on March 27, 2022, by Devry Becker Jones of Washington, District of Columbia.
Editor’s want-list for this marker. A link to the NRHP nomination form, citing the building's historical significance. • Can you help?

