The Delaware Historical Society Research Library will be closed to the public from January 3-February 3, 2023 for window replacement and renovation of the library façade and interior vestibule. Please contact research@dehistory.org with any research inquires during this time and check back often for updates on additional intermittent closures as this exciting work progresses.

DHS Statement on Violence in Our Communities

The Delaware Historical Society stands in solidarity with communities, families and individuals targeted by senseless acts of violence and hatred. We send a message of love, prayer, sympathy, and support.


The Delaware Historical Society is one of the largest providers of student programs in the First State, and the home of National History Day in Delaware. Your support helps us to preserve and present priceless collections and allows us to keep telling all the ever-expanding stories of Delaware’s past and present. Today is already history!

Become a Member

Be the first to know about new exhibitions and programs at the Delaware Historical Society. Receive invitations to special events and Member gatherings. Meet others who share your interests in Delaware history. Stay informed and take advantage of all that we have to offer by becoming a Member! Members help us give life to history!

Our Collections

The Delaware Historical Society holds the nation’s largest privately held collection of material relating to Delaware history with approximately 3 million items in its library and museum collections.

Upcoming Events

Upcoming Events

Latest Past Events

Protecting Your Dream: Virtual Social Emotional Learning Workshop

Delaware History Museum and Mitchell Center for African American Heritage 504 N Market Street, Wilmington

In the spirit of Martin Luther King Jr. Day, we invite young folks and families to participate in an engaging virtual workshop on protecting your dreams led by award winning […]


Pre-Kwanzaa Celebration

Delaware History Museum and Mitchell Center for African American Heritage 504 N Market Street, Wilmington

The Jane and Littleton Mitchell Center for African American Heritage invites families to come together to prepare for Kwanzaa with an engaging presentation with Mama Maisha Ongoza of the Kwanzaa […]