Geographic Information Systems (GIS)

GIS data is provided  'as is'. The maps and data provided are provided for illustration purposes only, and are not suitable for site-specific decision making. St. Mary's County specifically disclaims any warranty, either expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular use. The entire risk as to quality and performance is with the user of the data. In no event will St. Mary's County or its staff be liable for any direct, indirect, incidental, special, consequential, or other damages, including loss of profit, arising out of the use of these data even if St. Mary's County has been advised of the possibility of such damages.

Use this link to submit questions about the web map or issues with the data. For data issues such as incorrect property boundaries or addresses, please be sure to include the relevant tax account ID. The more information you can provide, the better we will be able to research and resolve your issue. Please include an email address so that we may confirm with you that the issue is resolved. Thank you.