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Cycle to the Source is a 32-mile bike tour of the Cambridge Watershed. It is a chance to explore where your water comes from, how it is collected, and what steps are taken to ensure the city has clean drinking water.

Are you starting your career as an artist in Cambridge? Cambridge Arts and the city's Community Development Department are offering free workshops to help emerging artists with financial literacy, artistic identity, grant writing, marketing, advocacy, and wellness. Workshops will be offered online during the months of October, November, and February.

Come learn from our panel of local mental health providers as they discuss how to access support for yourself or a loved one and what to expect when reaching out.

Harvard Book Store and the Cambridge Public Library welcome Thomas Levenson—professor of science writing at MIT and author of several books, including So Very Small and Einstein in Berlin—for a discussion of his new book, A Pox on Fools: The True Believers, Grifters, and Cynics Who Convinced Us to Reject Vaccines. Registration is required.

Applying for building,electrical,gas and plumbing permits

The City of Cambridge issues a number of licenses related to the resale of goods including, second hand goods, antique shops, and auctioneers.

Cambridge map of the quickest and safest routes to each public school

This page provides an overview to the City of Cambridge's procurement process for different purchases.

Harvard Book Store and the Cambridge Public Library welcome Ben Wikler—political organizer and strategist who served as the chair of the Democratic Party of Wisconsin from July 2019 to July 2025—for a discussion of his new book, This Is The Plan: How to End America's Meltdown and Save Democracy. He will be joined in conversation by Danielle Allen—James Bryant Conant University Professor at Harvard University, acclaimed author of Our Declaration, and the forthcoming book Radical Duke, releasing June 2026. Registration is required.

On January 23, 2024, after completing necessary repairs, the Cambridge Water Department has switched from MWRA water back to Cambridge Water.