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MassGIS officials emphasize statewide Master Address Database as a foundation for 2030 Census work
Summary
MassGIS described the Massachusetts Master Address Database (MAD) as a public‑safety driven, continually updated statewide address repository that MassGIS and partners will use to support LUCA, new‑construction capture and Census Bureau reconciliation ahead of 2030.
Massachusetts' statewide address effort is centered on the Massachusetts Master Address Database (MAD), MassGIS officials told the Senate Committee on the Census on Sept. 22, and the MAD will again be a core input to the state's preparations for the 2030 Census. "The primary reason for the creation of the MAD was a public safety need," Dan Marrier, senior GIS specialist and database architect at MassGIS, said. He described how MAD address points are geocoded to building footprints to improve accuracy for emergency response, and how multiple administrative sources are normalized into a single…
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