Lunch at the Library for Teens (O'Connell)
Take a break from your studies and join us for lunch! Free pizza will be provided while supplies last and you will have the chance to share your ideas for future events at O’Connell! If you have any dietary restrictions, please call the branch by Monday, Nov 24, 2025 at (617) 349-4019. This is a drop-in event designed for patrons ages 12-18. No registration required.
Arbor Week 2023
The Cambridge Department of Public Works invites you to celebrate “Arbor Week” with a series of events to celebrate Cambridge's Urban Forest.
Take a Class
Learn more about our many classes and workshops that are free to the public.
Take a Class
Learn more about our many classes and workshops that are free to the public.
PB Cycle 4
The fourth Cambridge Participatory Budgeting (PB) cycle ran from May to December 2017. The City set aside $800,000 of the FY19 Budget for one-time capital PB projects to improve the community. PB Cycle 4 Timeline
Summer Reading: Fairy Celebration at Bergin Park (O'Neill)
We invite children and their grown-ups to join us for a magical walk through nature. We will look for signs of fairies and build fairy houses.
We will meet at Gerard Bergin Park (Haskell & Pemberton Streets), a short walk from the O'Neill Branch. In case of bad weather, this program will happen indoors at the O'Neill Branch.
This program is presented as a part of the CPL Nature Club.
CPL Presents: Opera UnTappped Celebración! (Main)
In honor of Hispanic Heritage Month, join us for a fantastic afternoon to celebrate Latin American voice and piano music, featuring the sopranos Hannah Shannefield and Isis Bermudez Rivera, countertenor Lucas Coura, tenor David Rivera Bozon and pianist Estefanía Nuñez Villamandos.
It will be a fun, engaging and family friendly performance, including popular songs and pieces by Villa-Lobos, Ponce, Velazques, Lecuona, Calvo, and others.
Registration is not required but preferred.
Small Business Mentorship Program
The Cambridge Small Business Mentorship Program provides mentorship opportunities and other resources to business owners in Cambridge.