The Statewide Highway Index Map series gives the location of inventoried roadways and their administrative inventory route numbers. 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 search by Index Map number or address in the “Index/Address Search" search window. Upon locating your desired map, click on it. A pop-up window with the Index Map will open. Select the arrow pointing to the right to open a window entitled Printable Map. Click this hyperlink to open the map in your browser.
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