Mountainside Public Library

Mountainside Public Library Mountainside Public Library is located on Constitution Plaza in Mountainside. Our friendly staff is available during all open hours to assist you.

The library features a large selection of books, periodicals, movies, music, audiobooks and reference resources. There are also public computer workstations, free wireless Internet access, a community meeting room, a children's center and regularly scheduled ๏ปฟentertainment and educational events. Visit the Mountainside Public Library Web site to view a schedule of upcoming library events.

05/31/2026

Check out our events going on this week at the library (June 1st- June 6th). For more information, please check out our website here:
https://www.mountainsidelibrary.org/

๐ŸŒธโœˆ๏ธ Program Update: Guide to Traveling in Japan has been rescheduled!Join us on Saturday, June 13th from 11:00 AMโ€“12:30 ...
05/30/2026

๐ŸŒธโœˆ๏ธ Program Update: Guide to Traveling in Japan has been rescheduled!

Join us on Saturday, June 13th from 11:00 AMโ€“12:30 PM for a fascinating journey through Tokyo, Kyoto, and Nara with presenter Gail Thompson.

Discover Japanโ€™s culture, history, traditions, cherry blossoms, temples, tea ceremonies, and more through a first-hand travel experience across three iconic cities.

๐Ÿ“ Mountainside Public Library
๐Ÿ—“ Saturday, June 13th
โฐ 11:00AM โ€“ 12:30PM
๐ŸŽŸ Free to attend โ€” registration required

This program is part of the Judy Carson Travel Series. Register online at mountainsidelibrary.org

๐Ÿšข๐ŸŒ Ready to set sail on your next adventure?Join us at the Mountainside Public Library for Discover the World of River C...
05/29/2026

๐Ÿšข๐ŸŒ Ready to set sail on your next adventure?

Join us at the Mountainside Public Library for Discover the World of River Cruising with travel expert Elizabeth Caran, founder of Outlander Travel! Learn about top river cruise destinations, insider planning tips, and how different cruise lines compare โ€” perfect for both seasoned travelers and first-time cruisers alike. โœˆ๏ธ๐Ÿ—บ๏ธ

๐Ÿ“… Thursday, June 4th
โฐ 3:00 PM
๐Ÿ“ Mountainside Public Library

Registration is required. Visit mountainsidelibrary.org to sign up today!

โ˜€๏ธ๐Ÿ“š Summer Reading is almost here at the Mountainside Public Library!Join us on Monday, June 22nd starting at 1:00PM for...
05/28/2026

โ˜€๏ธ๐Ÿ“š Summer Reading is almost here at the Mountainside Public Library!

Join us on Monday, June 22nd starting at 1:00PM for our Summer Reading Kickoff Celebration featuring:
๐ŸŽจ Face Painting
๐ŸŽˆ Balloon Art
๐ŸŽฎ Games
๐Ÿฆ Scream Truck
๐Ÿ“– Summer Reading Challenge Sign-Ups & More!

Registration for both our Kids Summer Reading Challenge and Adult Summer Reading Challenge officially begins that day, so be sure to stop by and sign up for a summer full of reading, prizes, and fun!

Please note: The Summer Reading Challenge is open to Mountainside residents only.

We canโ€™t wait to celebrate the start of summer with you!๐ŸŒž๐Ÿ“š

Did Lincoln have a favorite meal? Did FDR throw legendary White House dinners? Find out this Thursday.Join historian Gre...
05/27/2026

Did Lincoln have a favorite meal? Did FDR throw legendary White House dinners? Find out this Thursday.

Join historian Greg Caggiano for The History of Food: What the Presidents Ate โ€” a deep dive into the surprising, fascinating, and delicious world of presidential dining.

๐Ÿ“… Thursday, May 28th at 6PM
๐Ÿ“ Mountainside Public Library
๐Ÿ”— Registration required โ€” link in bio (mountainsidelibrary.org)

Every president had a favorite meal. And a story to go with it. ๐Ÿฅง

โœ… Service Update โœ…The libraryโ€™s phones and internet service have been restored. Thank you for your patience and understa...
05/26/2026

โœ… Service Update โœ…

The libraryโ€™s phones and internet service have been restored. Thank you for your patience and understanding while we worked through the outage.

The libraryโ€™s phones & internet are currently down. We are working to resolve the issue and will post updates once servi...
05/26/2026

The libraryโ€™s phones & internet are currently down. We are working to resolve the issue and will post updates once service is restored.
Thank you for your patience! ๐Ÿ“š

The Mountainside Public Library is CLOSED today, Monday, May 25, in observance of Memorial Day.The library will reopen t...
05/25/2026

The Mountainside Public Library is CLOSED today, Monday, May 25, in observance of Memorial Day.

The library will reopen tomorrow, Tuesday, May 26.

05/24/2026

Check out our events going on this week at the library (May 25th- May 30th). For more information, please check out our website here:
https://www.mountainsidelibrary.org/

๐ŸŒฑ What a wonderful afternoon at our Make & Take: DIY Herb & Vegetable Planter program instructed by the Master Gardeners...
05/24/2026

๐ŸŒฑ What a wonderful afternoon at our Make & Take: DIY Herb & Vegetable Planter program instructed by the Master Gardeners of Union County!

Participants had a great time getting their hands dirty while learning tips for planting and caring for herbs and vegetables at home. Everyone left with a beautiful custom planter โ€” and plenty of gardening inspiration! ๐ŸŒฟ๐Ÿ…๐Ÿชด

Be sure to keep an eye on our upcoming programs at
mountainsidelibrary.org ๐Ÿ“šโœจ

Address

1 Constitution Plz
Mountainside, NJ
07092

Opening Hours

Monday 9:30am - 8pm
Tuesday 9:30am - 6pm
Wednesday 9:30am - 6pm
Thursday 9:30am - 8pm
Friday 9:30am - 5pm
Saturday 9:30am - 5pm

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