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This self-guided Walking Tour highlights the dynamic history of feminist-owned businesses and organizations that emerged and thrived in Cambridge from the 1970s to the 1990s as the women’s movement sparked across the United States. Learn more about the enormous contributions women made locally to the vibrancy of the city and the movement for women’s liberation.

What's hot & cold & read all over? The O'Neill Branch Library's new HVAC system! Bring a hot or cold dish to share as we celebrate community and our new heating and cooling system. We'll provide a hot fudge sundae bar, plates, napkins, and cutlery. Library staff will also be on hand to ask how we can be the best library for you. Tell us how you use our collections, technology, programs, services, and spaces. Share what library services have the biggest impact on you. Your feedback will help us improve services and set priorities for the coming years.

Cambridge welcomes immigrants and works to support their success and access to opportunity and advancement. CIRC acts as a centralizing organization in Cambridge to address immigrant rights and citizenship issues by providing information, referrals, and guidance to residents seeking assistance. CIRC also coordinates and collaborates with other city departments and external organizations and individuals that support immigrant rights and citizenship.

Cambridge welcomes immigrants and works to support their success and access to opportunity and advancement. CIRC acts as a centralizing organization in Cambridge to address immigrant rights and citizenship issues by providing information, referrals, and guidance to residents seeking assistance. CIRC also coordinates and collaborates with other city departments and external organizations and individuals that support immigrant rights and citizenship.

The Cambridge Community Development Department, in collaboration with other city departments and guided by the Cambridge community, will craft a vision for the future of Mass Ave between Cambridge Common and Alewife Brook Parkway. The planning study will address topics of land use, urban design, housing, climate resiliency, small business support, mobility, and public space, as well as zoning recommendations for future development.

Join us to celebrate Jasmine Warga's A Rover's Story, which tells the story of a rover's journey to Mars and the challenges it faces there. We will celebrate by building some artful mechanisms with Playful Engineers! Use simple machines to create mechanical automata and solve problems similar to those faced by rovers on Mars - using materials you could find around your own home. Registration is required. This event is part of a special series promoting our 2026 Curious George Lecture (CGL) with Jasmine Warga, award-winning author of A Rover's Story, Other Words for Home, and many other popular children's books. Save the Date: the Lecture will take place on Wednesday, April 15, 6 p.m. at the Main Library. Funding is generously provided by the Cambridge Public Library Foundation.

Cambridge’s Water Department goes above and beyond to deliver clean, safe, and great-tasting water. Through rigorous daily testing, modern technology, and public education—including free lead and copper testing kits for residents—the City ensures water quality meets the highest standards and exceeds expectations.

On Tuesday, July 22, 2025, leaders from the City of Cambridge and the Commonwealth gathered with nonprofit Preservation of Affordable Housing (POAH) to mark the beginning of renovations at the former Sacred Heart church rectory and school in East Cambridge. By the end of 2027, POAH plans to complete construction on the property, which will create 46 new permanently affordable apartment homes.

The City is committed to ensuring the Cambridge community has access to non police responses to crisis situations and creating a sense of safety for all who live, work, play and pray here. The development of the new Community Safety Department is guided by an understanding that a compassionate response to a mental health crisis is optimal for healing and de-escalation.

Kids in 6th, 7th and 8th grade can come to the Library to make buttons and magnets. Snacks provided. No registration necessary.