Connecticut Elevation (Lidar) Data


The statewide 2016 lidar-based elevation has replaced the 2006-2014 virtual mosaic for statewide services including hillshade, shaded relief, slope and aspect for Connecticut. Other lidar datasets are available in the Elevation Interact map and as image services.

View Elevation

CT ECO Map Catalog (pdf)

Pdf maps by town. Coming soon.

Elevation Viewer

The 2016 bare earth raster tiles are part of the online, interactive elevation viewer that contains elevation, hillshade, shaded relief, slope and aspect along with index layers like footprints.

Elevation Interact

for intermediate users

Seven elevation datasets in one map viewer. Image display options allow the user to apply hillshade, shaded relief, slope and aspect. Read instructions or go to the ArcGIS Online map.

Metadata and Information

The linked page lists all available documentation for each dataset.

Get Elevation

Image services

for advanced users
Go to the Map and Image Services page and click on Elevation.

2016 DEM Tile Download

for GIS users
Download 2016 bare earth DEM (digital elevation model) 1 meter tiles.

2016 Contour Tile Download

for GIS users
Download 2016 contour files.

LAS Download from NOAA and CT ECO

for advanced GIS users
LAS files are lidar point cloud files. LAS files from all listed datasets, except for the 2016, are available from the NOAA Digital Coast. The 2016 tiles are up for download on CT ECO and will be available soon from NOAA.


Digital Elevation Model Shaded Relief Dataset Footprints
Hillshade Slope Aspect