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Saturday, Sep. 21 and Sunday, Sep. 22
The Main Library is hosting the ZEE JLF Colorado. Find out about service impacts, parking and how to attend.

Holidays & Closures

All Boulder Public Library locations are closed or limited hours the following days:


New Year’s Day Tuesday, January 1 All locations closed.
Martin Luther King, Jr. Day Monday, January 21 All locations closed.
Presidents’ Day Monday, February 18 All locations closed.
Memorial Day Monday, May 27 All locations closed.
Independence Day Thursday, July 4 All locations closed.
Labor Day Monday, September 2 All locations closed.
Staff Training Thursday, October 3 Main Library, Reynolds Branch and Meadows Branch Library open at Noon
Staff Training Day Friday, October 18 All locations closed
Veterans Day (observed) Monday, November 11 All locations closed.
Thanksgiving Day Thursday, November 28 All locations closed.
Christmas Eve Tuesday, December 24 All locations closed.
Christmas Day Wednesday, December 25 All locations closed.
New Year’s Eve Tuesday, December 31 All locations closed.


Our online services are available 24/7 with your library card

We have an extensive collection of resources available online. Have you tried:

But, my Books are Due!

Do you have books to return? To renew materials call 303-441-3100, or log in to your account anytime. Items can be returned using the book drop at all library locations except Carnegie.