The Coronado Public Library collection contains audiovisual material (moving images), texts, and still images from 1889 - 1974. The majority of the collection consists of photographs relating to transportation featuring airplanes, roadways, bridges, boats, and more.
The National City Public Library collection contains texts and images from the 1810s to 2000s. A majority of the collection consists of images documenting the landscape and cultural community of National City, California. Other subjects include a collection of the Red and Gray yearbooks from Sweetwater Union High School.