Middletown, DE zip code
Middletown, Delaware uses one zip code: 19709. Most of it is in New Castle County. Together these zip codes are home to about 53K people.
Zip codes
1
Population
53K
All zips combined
Largest zip
19709
53,234 residents
Zip codes in Middletown
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 19709 | 53,234 | $132,956 |