
Newark
- County:
- New Castle County
- County Seat:
- No
- Area (mi²):
- 9.474
- State:
- Delaware
Newark is a city located in New Castle County, Delaware. Newark has a 2025 population of 29,882. Newark is currently declining at a rate of -0.48% annually and its population has decreased by -2.34% since the most recent census, which recorded a population of 30,599 in 2020.
The average household income in Newark is $96,227 with a poverty rate of 27.09%. The median age in Newark is 22 years: 23.4 years for males, and 21.3 years for females.