Special Collections & Archives houses items unique to University history and campus curriculum, the history of the Upper Snake River Valley, and changes in recordkeeping. Collections range from prehistoric artifacts demonstrating early writing, to primary source documents detailing pioneer history in Rexburg, to more modern electronic records documenting campus events.

The BYU–Idaho Digital Content Asset Management, or DCAM, is a department within the university tasked with converting old books, manuals, articles etc... from special collections to a digital format that will be available online. The digitization center specializes in fast paced, high quality scans.