Spring 2014 generated contours, building footprints, edge of pavement, forest cover, fences, and utility data are now available on our countywide Download GIS Data page. This page will be retired in the next 60 days.
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.
If you have any questions, please contact Enterprise GIS via email or by phone at (301) 600-0077.
While efforts have been made to ensure the accuracy of this data, Frederick County accepts no liability or responsibility for errors, omissions, or positional inaccuracies in the content of this data. Reliance on this data is at the risk of the user. The data is for illustrated purposes only and should not be used for surveying, engineering, or site-specific analysis.
Please use the FAQ page for assistance in navigation of the various resources provided on our site.