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The City of Cambridge offers free access to hundreds of datasets on its Open Data Portal, covering everything from crime and traffic to property and even dog names. Join us for a hands-on workshop at the Cambridge Public Library to explore what's available and learn how to analyze and visualize this data — including how to use AI tools for data exploration. No prior experience or expertise is required. Register now for this free, one-hour course. Sign up for the Cambridge open data newsletter to be informed about future open data courses.

CDD provides professional support on matters related to zoning policy and urban design, and to the work of the Cambridge Planning Board.

The Cambridge Public Health Department’s Health Promotion Mini-Grant Program will award up to $20,000 in total funding to projects from community organizations, schools, businesses, garden and farm programs, and government agencies that serve Cambridge.

This event has been postponed. Please stay tuned for a rescheduled date. Albino Mbie is an award winning Musician, Guitarist, Singer, Composer, Sound and mixing engineer born in Maputo, the capital of Mozambique, a country in southern Africa known for its rich musical and cultural heritage. This event is generously sponsored by The Manuel Rogers, Sr. & Mary R. Rogers Endowment Fund. In the event of rain or extreme heat, this event will be moved inside the Valente Community Room. All ages welcome. No registration is required.

Public Hearing of the Half Crown-Marsh Neighborhood Co.nservation District Commission in order to review applications to alter designated properties and other matters under the provisions of Chapter 2.78 of the Code of the City of Cambridge and the order establishing the district. The Commission has a monthly meeting calendar, though meetings may be cancelled if no applications are received

New, small, for-profit businesses in Cambridge are eligible to apply to the last round of the New Lease Rent Relief grant.

We offer different types of Street Occupancy Permits, which allow you to reserve space on the street for various reasons.

The Rise Up Cambridge program empowers residents to decide how to best meet their basic needs and recover from the COVID-19 pandemic. Cambridge is utilizing the direct cash assistance approach to positively impact some of its most vulnerable families as they strive for economic stability, access to education and opportunity, and improved health.

Cambridge, the pioneering city that issued the first same-sex marriage licenses in the nation in May 2004, is preparing to commemorate 20 years of marriage equality. Over the course of four days, the Office of the Mayor and the City will be hosting three events.

The City of Cambridge and Transition House will be hosting their annual Domestic Violence Vigil on Wednesday, October 8, 2025 to commemorate Domestic Violence Awareness Month and honor those lost to domestic violence in Massachusetts over the past year.