.MXD File Extension

ArcGIS Map Document

Developer ESRI
3.6  |  13 Votes

What is an MXD file?

Map file format used by ESRI mapping software, such as ArcMap; saved in a compound format that includes the map description, layout, and embedded objects saved in the map; organized into units called storages and streams.

More Information

NOTE: MXD map files may grow in size after being saved multiple times because they can become fragmented. Saving a fragmented map document as a new document may reduce its file size.

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