Image Data | Census/Demographic Data | Coastal and Marine Features Conservation and Recreation | Cultural Resources | Environmental Monitoring | Indexes | Infrastructure | Physical Resources | Political/Administrative Boundaries | Regulated Areas | Miscellaneous

Each digital dataset name below links to a complete datalayer description. On each page you will find metadata and links to free data download. The date below the datalayer name on each page represents the month and year of the most recent update (or when the data first appeared in MassGIS' database). If you need more details, especially at the feature level, you will find contact information in the Maintenance section of each page.

See the Data Overview for data attribution and citation language and the spatial reference of our data. Read about other ways to obtain data. You may also request a statewide set of vector data.

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Image Data

Ortho Imagery (Aerial Photography)
Scanned Reference Maps
Elevation and Bathymetry
Environmental Analysis

Vector Data

Census/Demographic Data 

For 2000 and 2010, derived datasets include:

  • Environmental Justice Populations
  • Municipal Boundaries

See details on the pages for each year.

Coastal and Marine Features
Cultural Resources 
Environmental Monitoring
 Other Facilities and Structures
Physical Resources
  Land Use/Land Cover, Geological/Geophysical, Atmospheric
  Elevation and Derived Products
  Inland Water Features
Political/Administrative Boundaries
Regulated Areas

Last Updated 7/27/2017