Employee Status Updated 3/30/2020 4:32:46 PM: Open with Telework / Liberal Leave
Office Status Updated: Closed (Call 301-475-4200 for info.)
Employee Information

Geographic Information Systems (GIS)

GIS Imagery

Online Mapping:

The Full St Marys County GIS Map allows full access to the counties public GIS layers. Search for addresses or parcels. View current and historic aerial imagery. See Zoning, Land Use, and Floodplain coverage.

St. Mary's County GIS Map
New Feature: The Add Data tool allows you to add a list of your own addresses to any county map! Download this excel template. Open the map, select the Add Data tool, and select your file to upload.

Downloadable Layers

Arc-Explorer is a free download from ESRI that will view our downloadable files

Map Changes, Updates, and Ordering Information

maps Your feedback is very important! If you find any Mapping Applications not functioning properly, please contact St. Mary's County at our feedback page to inform us of any problems. To order additional GIS data.