• Welcome to the City of Boston's Data Portal

    With your help, we hope to make this portal the de facto place for Boston’s municipal data. We’d love to hear from you! Please take a moment to provide constructive feedback on the site. Please send comments to OpenGov@cityofboston.gov
  • Mayor Walsh signs Executive Order on Open data

    On Monday April 7th, 2014 Mayor Walsh signed an executive order authorizing the CIO to implement an open data policy. Click here for the full text.
  • Approved Building Permit Data Now Available

    A revised dataset for building permits has now been added to the portal. This covers permits approved by the Inspectional Services Division
  • Open Checkbook Now Live!

    Administration & Finance has now launched their open checkbook site. Click here to see a new level of Boston financial transparency.
  • City Opens Budget Data

    Check out our new Open Budget site, the newest way to understand how the city puts your tax dollars to work for you.

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