The Renton History Museum holds collections donated from 1966 to the present. The museum's primary collection consists of objects, photographs, and archival materials relating to greater Renton's industrial, civic, and cultural past. The objects in the collection range in age from prehistoric times to the present day, and include archaeological, ethnological, and historical objects.
A selection of the Renton History Museum's photographs are available for viewing via the University of Washington Libraries Digital Collections. The site features about 500 images from the museum's collection of over 18,000 images.
Copies of any of the museum's photos can be purchased by contacting the museum.