La Plata, MD zip code
La Plata, Maryland uses one zip code: 20646. Most of it is in Charles County. Together these zip codes are home to about 21K people.
Zip codes
1
Population
21K
All zips combined
Largest zip
20646
21,400 residents
Zip codes in La Plata
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 20646 | 21,400 | $131,974 |