The Gregory Heights Library is a branch of the Multnomah County Library, in Portland in the U.S. state of Oregon. The branch offers the Multnomah County Library catalog of two million books, periodicals and other materials.The library branch first opened in 1938. The current branch, located at N.E. 79th Avenue and Sandy Boulevard, opened in 1966. It cost $83,000 to build, and was designed by the architecture firm Farnham and Peck.