Latitude and longitude of New Castle County, Delaware
- Nearby Wilmington, Delaware, United States
Satellite map of New Castle County, Delaware
New Castle County is the northern most of the three counties of the U.S. state of Delaware. As of the 2010 census, the population was 538,479, making it the most populous county in Delaware.
Latitude: 39° 34' 48.00" N
Longitude: -75° 38' 24.00" W