Boulder Public Library POSTED BYClaire Upcoming Events: Free Concert at Boulder Public Library: Emil Trio. Reserve Your Spot Sunday, April 02, 2023 | 2:00 pm to 3:30 pm | FREE Free Concert: Tombeau - Lost Voices of World War I Sunday, April 02, 2023 | 2:00 pm | FREE See Swao at Boulder Public Library Thursday, April 06, 2023 | 4:00 pm to 6:00 pm | FREE Free Concert: Hazel Miller Sunday, April 30, 2023 | 2:00 pm | FREE Boulder Public Library 1001 Arapahoe Ave.Boulder, CO 80302 Get Directions