The Montlake Branch Library is a branch of Seattle Public Library in Montlake, Seattle, in the U.S. state of Washington. The 5,650-square-foot building opened in 2006.
The interior features a "skylight aperture sundial". The sundial was developed by library staff with University of Washington astronomer Woody Sullivan.
Construction on the current building began in August 2005.
The building won two awards: American Institute of Architects (AIA) Seattle Honor Awards for Washington Architecture, Honor Award, 2008; and AIA Washington Civic Design Awards, Merit Award, 2008.