MassGIS provides a wide variety of GIS data layers that you can use in your own software and web map applications.
To download virtually any of our datasets, click "Browse all MassGIS Data" below to visit the metadata pages for individual data layers and take advantage of the data download links on those pages.
Desktop GIS users and developers can learn how to access data from MassGIS using our online resources from "Learn about web mapping services" below.
