Library Providing Curbside Service Only


No in Library visits until further notice.

NEW! Book Bundles for all ages Since you can't browse our shelves, we can do it for you.

Click here for more information


Returned items are quarantined for 5 days, with no late fees charged for the quarantine period.

 Curbside Hours

Monday - Wednesday - Friday 10:00am - 4:30pm

Tuesday - Thursday 1:00pm - 7:30pm

Saturday 10:00am - 12:30pm



Monday-Wednesday-Friday 10am - 5pm

Tuesday - Thursday 1pm - 8pm

Saturday 10am - 1pm


Please call for more information



Downloadable and Digital Books and Media


Digital Magazines
Digital Magazines

Stay informed NJ Covid-19 Information Hub


JerseyClicks One Search

Last Two Years Only

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If you are a Mountainside resident and do not have a library card, send an email to with your name, address, phone number and email address and we will provide you with a temporary library card.

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The cost of a free library isn’t free

To learn more or make a donation,
click here.




Sponsored by the Friends of the Mountainside Library


Legends of Liberty Hall

Stories of ghosts, murder, love affairs, and secret rendezvous! 

Monday March 1 @ 1pm



William Livingston-Governor, General,

Signer of the Constitution! 

Monday March 8 @ 1pm


Programs presented by Hannah Gaston

Coordinator of School Programs at Liberty Hall Museum




History of the Jersey Shore

A colorful tour of New Jersey’s coastal history.

Tuesday March 16 @ 7pm


New Jersey State Parks

History of New Jersey’s State Parks

Tuesday March 30 @ 7pm


Programs presented by Kevin Woyce

Author, photographer and lecturer



These are  Zoom events, please email         to receive the link for the program.






 March 19 & 20



Mountainside Maker Challenge

March 1 - 15


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If you are a Mountainside resident and do not have a library card, send an email to and provide your name, address, phone number, and email address.  We will send you a temporary library card number.

3D Printing

Upcoming Events


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The Mountainside Public Library is the proud first recipient of the
LUCCy Award!

The Libraries of Union County Consortium (LUCC) awards the LUCCy yearly to a Public Library in Union County to honor Excellence in Library Service.  Read more...