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Data
Geographic data created by the Old Colony Planning Council is available here for download in both Google Earth KML and ESRI Shapefile format. All OCPC-created data is subject to the terms and conditions of our License Agreement.
To view KML data, you will need Google Earth, a free geographic data viewer and 3D globe. ESRI Shapefile data can be viewed using the free ArcGIS Explorer viewer, and is compatible with a number of other GIS software packages.
To download, click on the icon for the format you would like to download.
For a wealth of free GIS data for the Commonwealth of Massachusetts, visit the Office of Geographic and Environmental Protection Information (MassGIS). The Massachusetts Department of Transportation (MassDOT) also provides free, downloadable spatial data.