The Fort Smith Trolley Museum is a railroad museum in Fort Smith, Arkansas.
Located at 100 South 4th Street, the museum collection includes four streetcars which operated in municipal service in Fort Smith, an open streetcar, as well as a Frisco steam locomotive.
The museum also operates a heritage railroad and runs excursions in the Fort Smith National Historic Site using a Birney streetcar.
The museum owns and has on display Frisco 4003, a USRA Light Mikado steam locomotive, and Maumelle Ordnance Works Locomotive 1, a Vulcan gasoline mechanical 35 ton switcher, both of which are on the National Register of Historic Places.