Please note: the DHS Research Library will operate on a modified summer schedule through September 14, 2018 to accommodate new leadership and restructuring. Library staff will continue to assist visitors and provide reference, image reproduction, and research services during this time. We appreciate your interest, and look forward to resuming our regular hours in the fall.

2018 Research Library Summer Hours:
Monday, 11:00 am. - 7:00 p.m.
Tuesday, Wednesday - CLOSED
Thursday, Friday, 9:00 a.m. - 1:00 p.m.
Open the third Saturday of each month, 10:00 a.m. - 4:00 p.m.

Closed major holidays - click here for a full Society calendar including open research Saturdays.

Research Library -  click here for specific directions and parking
505 N. Market Street, Wilmington, Delaware 19801

(302) 655-7161

There is no admission charge for using the Research Library, but donations are welcome.  There are fees for certain services.

The Research Library holds rich collections of materials on Delaware history and genealogy.  Many items are cataloged in Ask Caesar, the society's online catalog.  Visit the Collections/Research section of this site for more information on the library's collections.  For genealogy, visit Delaware Genealogy: A Guide to Research at the Delaware Historical Society.

Click here for information on the Research Library policies and procedures.

Delaware History Museum   |  Mitchell Center for African American Heritage   |   Old Town Hall   |   Research Library   |   Willingtown Square    |   Read House & Gardens  

(302) 655-7161
505 N. Market Street, Wilmington, DE 19801
copyright 2018

The Delaware Historical Society is the statewide, non-profit organization that explores, preserves, shares, and promotes Delaware history, heritage, and culture to strengthen our community.