The Statewide Highway Index Map series illustrates the location of inventoried roadways and the administrative inventory route numbers assigned to those roads by the Maryland State Highway Administration (SHA). These maps contain many of the same features as the Grid Maps,and are at a scale of 1:12,000.
The Highway Index Maps are updated annually and available as PDF files. To view, print or download PDF files, you must have Adobe Reader installed on your computer.
To find an Index Map you can either search by Index Map number or address in the “Index/Address Search" search window. Upon locating your desired Index Map, please click on the map. This will then open a pop-up window, identifying the Index Map you've selected. Selecting the arrow pointing to the right opens a window with a hyperlink entitled Printable Map. Click this hyperlink to open the map in your browser for either viewing, printing or download.
Please Note: The Index Maps range in file size from approximately .5MB to 14MB.
707 North Calvert Street
Baltimore, Maryland 21202-3601
Main Business Line – 410-545-0300
Safety Campaigns – 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650.
Frequently Asked Questions
Public Information Act