Boulder Public Library

Public Libraries

Address: 1001 Arapahoe Ave, Boulder, CO, 80302
Phone: 303-441-3100
Website: boulder.lib.co.us
Hours: Mo-Th 09:00-19:00 Fr 09:00-17:00 Su 12:00-17:00 Sa 10:00-17:00
Updated: May 5, 2026

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