Your source for King County Library System (KCLS) news, information and more.

Media Inquiries

Sarah Thomas, Public Relations Specialist
(425) 369-3277

Angie Miraflor, Interim Communications and Marketing Director


Facts and Figures

Executive Director: Heidi Daniel

Founded in: 1942

Total Number of Libraries: 50

Service Area: King County (outside the city of Seattle)

Population Served: Nearly 1.6 million


Second-Highest Digital Circulating Library in the U.S. (2022): OverDrive
KCLS patrons downloaded 7.9 million eBooks and audiobooks.

Library of the Year (2011): Gale/Library Journal
National recognition for service to community, creativity, leadership and innovation.



With thousands of events to choose from, there’s something for everyone!

Annual Reports

Check out our annual reports to see major milestones and accomplishments. 


Learn more about KCLS' 81-year-old history. Or take a closer look into your community's library.

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