Where can I get elevation data?

Download free digital elevation data through The National Map Download Client. Click the “How To” link at the top of the viewer for detailed instructions on how to find and download data; see The National Map training videos for step-by-step demonstrations.

Download standard elevation products (Digital Elevation Models, or DEMs) in these resolutions and formats:

  • 1 meter – IMG
  • 1/9 arc-second (3 meter) - IMG
  • 1/3 arc-second (10 meter) - ArcGrid, GridFloat, IMG
  • 1 arc second (30 meter) – ArcGrid, GridFloat, IMG
  • 5 meter (Alaska only) - ArcGrid
  • 2 arc-second (Alaska – 60 meter) - ArcGrid, GridFloat, IMG
  • Contours (1:24,000 scale) – Shapefile, FileGDB

Download Elevation source data in these formats:

  • DEM Source – ArcGrid
  • Ifsar Digital Surface Model (DSM) – TIFF
  • Ifsar Orthorectified Radar Image (ORI) – TIFF
  • Lidar Point Cloud (LPC) – LAS, LAZ

Learn more:

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