Several libraries and organizations in Delaware subscribe to organizational or library versions of Ancestry.com. This version of Ancestry.com must be used in-person, at the library. Free and open to the public.
Sussex County
- Bridgeville Public Library
- Rehoboth Beach Public Library
- South Coastal Library
Kent County
- Delaware Public Archives
- Harrington Public Library
- LDS Family History Center, Dover
New Castle County
- Appoquinimink Community Library
- Bear Library
- Brandywine Hundred Library
- Claymont Library
- Corbit-Calloway Memorial Library
- Delaware City Library
- Elsmere Library
- Hockessin Library
- Kirkwood Library
- New Castle Public Library
- Newark Free Library
- Route 9 Library
- Woodlawn Library
- LDS Family History Center, Newark
- LDS Family History Center, Wilmington
Family Papers : a Sephardic journey through the twentieth century by 
The Lost Family : how DNA testing is upending who we are by 
Tracing Your Family History with the Whole Family by 
900's History & Geography
