There are many partners which help Steamtown perform its mission, including:
- Eastern National's Museum Shop and Bookstore at Steamtown.
- The Lackawanna Heritage Valley Authority, which partners with the NPS to support efforts at Steamtown through Ambassador programs, grants and other assistance.
- The National Railway Historical Society (NRHS), which sponsors RailCamp annually.
- The NRHS' Lackawanna & Wyoming Valley Chapter, which sponsors the restoration of Boston & Maine #3713.