Access Map Services
Frederick County provides access to our published ArcGIS Server Map Services. Please follow this link for more information on access to these services. You can also see our list of published map services at http://webmaps.frederickcountymd.gov/ArcGIS/rest/services/layers.
Download GIS Data
Frederick County offers a free GIS data download service. A list of data layers available for download can be found on our GIS Base Data page. Otherwise, please follow this link to get started with our GIS Data Ordering System.
Order Data on CD or DVD
Our data products are available for purchase in CD or DVD format. A list of data layers available for purchase can be found on our GIS Base Data page. Go to our Order GIS Data page for more information.
Other External Resources
GIS & Data
Maryland Department of Natural Resources Maps and Map Data
Maryland’s iMap Portal
Maryland Property View Downloadable GIS Files
Maryland State Data Center
US Census Maps & Data
Maryland Department of Assessment and Taxations Real Property Search