Frederick County GIS (Geographic Information Systems) operates under the Interagency Information Technologies (IIT) Division.
  • Provides support for citizen services including emergency response, roadway maintenance, environmental sustainability, public works, health initiatives, public schools, and parks & recreation.  
  • In collaboration with its municipal partners, Frederick County provides spatial data, mapping and addressing support, as well as cost sharing for GIS data acquisition and development. 
  •  Access provided by internet map applications for property information, schools, voting information, and crime statistics allows Frederick County to leverage its GIS into a valued public service.
  • Citizens have access to online GIS information and map views listed under the Quick Links on right side of this page.

Please use the FAQ page for assistance in navigation of the various resources provided on our site.

To sign up for email or text notifications about updates to our download data and web mapping applications, please go to the NotifyMe page and subscribe to the GIS/ Mapping list.