This closure affects all branches across the city, but patrons can still return materials as book drops remain open.

Be warned that the Seattle Public Library is closing all of its locations on May 1. The library system’s 27 branches will be closed all day for annual staff training and team building.

SEATTLE — All locations of The Seattle Public Library will be closed on Thursday, May 1, for the library's annual in-service day dedicated to systemwide staff training and team-building ...