New Castle County
- Population
- 577,961
- Area
- 0.43 sq mi (1.1 km²), 0.07 sq mi water
- Median age
- 39.3
- Households
- 224,173
- Persons per household
- 2.5
- Median household income
- $91,166
- Median house value
- $352,200
Demographics: 2020–2024 ACS
Today
86°F
Partly Sunny8% precip
Tonight
70°F
Mostly Cloudy2% precip
Sunday
85°F
Partly Sunny then Chance Showers And Thunderstorms49% precip
Sunday Night
71°F
Chance Showers And Thunderstorms then Showers And Thunderstorms84% precip