Most of Trading Places was filmed on location in Philadelphia , with key additional scenes shot in New York City , Long Island (New York) , and St. Croix in the U.S. Virgin Islands.

Main Filming Cities

  • Philadelphia, Pennsylvania – Primary setting for the film, including:
    • Rittenhouse Square, where Billy Ray pretends to be a legless veteran.
* Louis Winthorpe’s townhouse at 2014 Delancey Street.

* 30th Street Station, used for the train departure before the finale.
  • New York City, New York – Used both as itself and occasionally as a stand‑in:
    • World Trade Center’s Commodities Exchange (COMEX) for the chaotic trading climax.

Other Notable Locations

  • Mill Neck, Long Island – The Dukes’ mansion exterior is Mill Neck Manor for the Deaf in Nassau County.
  • St. Croix, U.S. Virgin Islands – The tropical beach scenes at the end, where the main characters relax after beating the Dukes, were filmed on St. Croix.

Information gathered from public forums or data available on the internet and portrayed here.