MassGIS

MassGIS is an online geographic information system managed by the Massachusetts Office of Geographic and Environmental Information. It provides access to detailed maps and spatial data about the state’s land, resources, infrastructure, and environment. This data helps government agencies, planners, researchers, and the public make informed decisions related to land use, conservation, transportation, and public safety. Essentially, MassGIS offers a digital map library that integrates various types of geographic information to support analysis, planning, and informed policymaking across Massachusetts.