Middletown, MD zip code
Middletown, Maryland uses one zip code: 21769. Most of it is in Frederick County. Together these zip codes are home to about 12K people.
Zip codes
1
Population
12K
All zips combined
Largest zip
21769
11,965 residents
Zip codes in Middletown
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 21769 | 11,965 | $151,563 |