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LAS format

The LAS file format is a public file format for the interchange of 3-dimensional point cloud data between users.

Table of contents

Quick overview


It is used to store data from sensors and as intermediate processing storage by some applications.

A LAS dataset stores reference to one or more LAS files on disk, as well as to additional surface features. A LAS file is an binary format for storing airborne lidar data.

LAS Diagram

Additional documentation

Learn more:


Additional resources

Probably not all the resources are in this list, please use the ArcGIS Search tool looking for: "LAS".

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