Contra Costa County Library Homepage


Book drops are open

Please return any library items you may still have from earlier this year. We'd like to get more materials back into circulation.
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Patron Survey 2021

Tell us how you use the library and what services you value the most. The survey takes less than 10 minutes.
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Career Online High School

Contra Costa County Library is offering adults the opportunity to earn a high school diploma with Career Online High School.
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Featured Booklist

November 14-20, United Against Hate Week. Read and be well.

Not In Our Town. November 14-20 is United Against Hate Week, inspired by Bay Area activism. Learn how to stop hate with books to guide you.

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