New Castle County
Digital Passport
Nomenclature and Geography
Category: Region / Subdivision
Summary
New Castle County is the most populous county in the U.S. state of Delaware, housing the state capital Wilmington. It was the site of early colonial settlements including Fort Christina, established by Swedish expeditions in 1638. The region is a key part of the Philadelphia metropolitan area.
Statistics
Area
1,278.00 km²
Population
570,719