"America’s Unknown Child"/"Boy In The Box" Historic Marker 721 Susquehanna Road, Philadelphia, PA 19111

Welcome to the historic site of "America’s Unknown Child," also known as the "Boy In The Box" Historic Marker, located at 721 Susquehanna Road, Philadelphia, Pennsylvania. This poignant landmark commemorates one of the city's most enduring mysteries — the tragic discovery of an unidentified young boy in 1957. Despite extensive investigations, the identity of this child remains unknown, symbolizing the plight of missing and unidentified children everywhere.

Our site serves as a place of reflection and remembrance, honoring the memory of this young boy and the efforts made by countless individuals to uncover his identity. Visitors can learn about the history and ongoing significance of this case, as well as the broader impact it has had on child welfare and forensic advancements.

We invite you to visit and pay your respects, while also gaining insight into an important piece of Philadelphia's history. Whether you are a local resident or a visitor, the "America’s Unknown Child" Historic Marker offers a space for contemplation and education. Join us in remembering and advocating for all missing and unidentified children.