Living Person
New_Castle_County,_Delaware
is
As of April 15, 2026
6 years old
approximately!
Date of Birth
(2020 ) is
Rat
Year
* Calculated from Wikipedia data.
Accuracy is not guaranteed.
approx.Cosmic Age Calculator
Moon
approx. 85.2 years old
Mercury
approx. 26.5 years old
Venus
approx. 10.4 years old
Mars
approx. 3.4 years old
Jupiter
approx. 0.5 years old
Saturn
approx. 0.2 years old
* Calculated based on each planet's orbital period.
New Castle County, Delaware | |
|---|---|
 Old New Castle Courthouse in New Castle (1936) | |
 Flag  Seal | |
 Location within the U.S. state of Delaware | |
| Coordinates: 39°35′N 75°38′W / 39.58°N 75.64°W | |
| Country |  United States |
| State |  Delaware |
| Founded | August 8, 1673 |
| Named after | William Cavendish, 1st Duke of Newcastle |
| Seat | Wilmington |
| Largest city | Wilmington |
| Area | |
• Total | 494 sq mi (1,280 km) |
| • Land | 426 sq mi (1,100 km) |
| • Water | 68 sq mi (180 km) 13.8% |
| Population (2020) | |
• Total | 570,719 |
• Estimate (2025) | 588,026  |
| • Density | 1,340/sq mi (517/km) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | At-large |
| Website | newcastlede.gov |
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