
Delaware City
- County:
- New Castle County
- County Seat:
- No
- Area (mi²):
- 1.861
- State:
- Delaware
Delaware City is a city located in New Castle County, Delaware. Delaware City has a 2025 population of 1,918. Delaware City is currently growing at a rate of 0.37% annually and its population has increased by 1.75% since the most recent census, which recorded a population of 1,885 in 2020.
The average household income in Delaware City is $84,962 with a poverty rate of 9.96%. The median age in Delaware City is 40.2 years: 40.4 years for males, and 38.5 years for females.