In addition to the static maps in the Maps section, be sure to check out the many web-based GIS applications available.

• Atlascope Boston - a tool for exploring historic urban atlases in metropolitan Boston and telling stories about how places have changed over time. A project of the Leventhal Map & Education Center at the Boston Public Library.
• BostonMaps - the City of Boston's ArcGIS Online web mapping platform.
• Analyze Boston - the City of Boston's open data hub.
• Assessing Online - an application that provides property parcel data for each property in the City of Boston.
• Mass GIS Data Layers - download free statewide data layers.
• MassGIS ArcGIS Online - MassGIS interactive maps and streaming web services.
• MassMapper - the MassGIS interactive mapping tool.
• FEMA's National Flood Hazard Layer Viewer - view, download, and print current effective flood hazard data.

For more information about Maps and GIS Data, please contact Alla Ziskin, Director of GIS, by email at [email protected].