DE / jurisdiction index
Address history in Delaware
Choose one of 3 counties and county equivalents. The task stays fixed while the source plan narrows to the county-equivalent level.
3county-equivalent routes
1,949land sq mi represented
DECensus / postal code
Geographic names and measurements come from the 2025 Census Gazetteer. A representative coordinate identifies the geography, not a courthouse or records office.
County signal map
Select the record jurisdiction.
No county-equivalent name matches this filter.
Source split
One task can cross more than one office.
Assessors, recorders, planning departments, and courts can hold different address-linked events.
A mailing address, service address, and residence are not interchangeable and should not be treated as proof that a person lived there.