Middletown, Delaware
| Middletown | |
|---|---|
| Four corners at the main intersection of Middletown | |
| Nickname: Diamond Town of the Diamond State | |
| Location of Middletown in New Castle County, Delaware. | |
| Coordinates: 39°26′58″N 75°42′59″W / 39.44944°N 75.71639°W | |
| Country | United States | 
| State | Delaware | 
| County | New Castle | 
| Incorporated | 1861 | 
| Government | |
| • Mayor | Ken Branner | 
| • Vice Mayor | Aaron Blythe | 
| Area | |
|  • Total | 12.65 sq mi (32.75 km2) | 
| • Land | 12.51 sq mi (32.41 km2) | 
| • Water | 0.13 sq mi (0.34 km2) | 
| Elevation | 66 ft (20 m) | 
| Population  (2020) | |
|  • Total | 23,192 | 
| • Density | 1,853.28/sq mi (715.56/km2) | 
| Time zone | UTC−5 (Eastern (EST)) | 
| • Summer (DST) | UTC−4 (EDT) | 
| ZIP code | 19709 | 
| Area code | 302 | 
| FIPS code | 10-47030 | 
| GNIS feature ID | 214304 | 
| Website | www | 
Middletown is a town in New Castle County, Delaware, United States. According to the 2021 Census, the population of the town is 24,164.