The following types are collected:
museum career, Yilan culture and nature-related information, research books for museum staff, museum data archives, cultural heritage-related books and periodicals. They are to support the needs of collection, research, exhibition, education and visitor services, providing the public comprehensive information.

The current collection consists of roughly 4,000 books, whichare mainly loaned to museum staff, volunteers and researchers. The museum is currently constructing a library and book management system for convenient book information search and loan services.