Maps and online map resources

This guide goes over how to access the Map Collection in Data Services and online maps from JHU and beyond

Data Services

We are here to help you find, use, manage, visualize and share your data. Contact us to schedule a consultation. View and register for upcoming workshops. Visit our website to learn more about our services.

Ask Data Services for help with maps

CHAT is temporarily closed
Summer Hours will begin on May 31st. 
When it will begin being monitored
Monday - Thursday from 12pm - 4pm. 
If you have any questions for Data Services outside of this time, please contact us via email.
NOTE:  Holiday closures:
 - Monday, June 20th
 - Monday, July 4th

The Hackerman Map Collection

In Spring 2017, the family of alumnus Willard Hackerman presented to the Sheridan libraries his magnificent collection of Maryland and Baltimore maps.  Once housed in Mr. Hackerman’s private map gallery, this collection is now available via our institutional repository, JScholarship, at this link.  For questions about the collection contact

Nova Virginiae Tabula