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Geographic Information Systems (GIS)
Welcome to Ontario County's Geographic Information System (GIS) Program!

The links below will help you navigate to the various resources ranging from interactive web applications and downloadable PDF maps to our Data Resource Center for accessing spatial data in a variety of formats.

Web Mapping
Web mapping applications
Data Resources
Download / request data
 Map Center
Download /request maps
GIS Program
What it is and what we do!
 Help and Resource Links
Help and Resources
Project Showcase
GIS Program Projects