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Discover how the Cambridge Public Library can help you trace your ancestry with free access to historical records, genealogy databases, and expert guidance. Whether you're just starting or diving deeper, explore how to connect with your past through local archives, city directories, and census data.

Dispose of your medications safely at Medication Takeback Day at the Cambridge Senior Center! The Cambridge Public Health Department, Cambridge Police Department, and Cambridge Council on Aging are hosting a Medication Takeback Event on Monday, October 20 from 1:00 p.m. to 3:00 p.m.

This site contains many of the documents needed to procure engineering and architectural services, public works contractors and public building project contractors. These documents shall be updated periodically.

An overview of the Cambridge Police Department's calls for service on June 28, 2025

People of all ages who enjoy children's books can read and discuss together. Food will be provided. This month we will be reading and discussing New Kid by Jerry Craft. Please pick up a copy of the book beforehand at the O'Neill Branch Library. This book group will meet in person at the O'Neill Branch Library. Please register below.

Every month we will read a and discuss a short story as a group. Copies of the story will be provided, and no preparation is need. This month's selection is "The Witch" by Shirley Jackson. Please drop in! If you have any questions or story recommendations, please email tmitchell@cambridgema.gov. Registration is helpful but not required.

Every month we will read and discuss a short story as a group. Copies of the story will be provided, and no preparation is need. This month's selection is "Signs and Symbols" by Vladimir Nabokov. Please drop in! If you have any questions or story recommendations, please email tmitchell@cambridgema.gov. Registration is helpful but not required.

People of all ages who enjoy children's books can read and discuss together. Food will be provided. This month we will be reading Impossible Creatures by Katherine Rundell. Please pick up a copy of the book beforehand at the O'Neill Branch Library. This book group will meet in person at the O'Neill Branch Library. Please register below.

Are you an owner or manager of a multi-family building in Cambridge? Hear about how your neighbors are saving thousands each year with energy efficiency upgrades. Come learn and connect with incentives for lighting upgrades, heating upgrades, insulation, solar, and energy management tools. Organized by the Cambridge Compact, Eversource, the City of Cambridge, and Homeowners' Rehab Inc.

The Cambridge Police Department is no longer offering bicycle registrations. If you previously registered your bike with CPD, it will remain on file. However, bicyclists are encouraged to register their bikes with the National Bike Registry. You can register your bike HERE.