Westchester County
Geographic Information Systems (GIS)


Westchester County Geographic Information Systems (GIS) develops, maintains and distributes digital data for Westchester County, New York. County GIS staff also supports GIS applications and programs in both county and local governments.

Featured Images

The images above demonstrate 3D modeling using ESRI's 3D module, ArcGlobe. Buildings, edge of pavement, and the 25-foot Digital Elevation Model were generated from the 2004 Base Map project.