Prince Frederick, MD ZIP code
The ZIP code for Prince Frederick, Maryland is 20678. It is in Calvert County.
- Population in these ZIPs
- 12,752
- Avg. median income
- $125,700population-weighted
- Typical home value
- $473,800population-weighted
- Metro area
- Lexington Park, MD
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Prince Frederick, MD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 20678 | 12,752 | $125,732 | $473,800 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Prince Frederick
- Port Republic 4 mi
- Benedict 5 mi
- Huntingtown 5 mi
- Aquasco 7 mi
- Saint Leonard 7 mi
- Broomes Island 8 mi
- Hughesville 9 mi
- Chesapeake Beach 9 mi
- Sunderland 10 mi
- Mechanicsville 11 mi
- Owings 11 mi
- Hollywood 12 mi
Frequently asked questions
What is the ZIP code for Prince Frederick, MD?
The ZIP code for Prince Frederick, MD is 20678.
What county is Prince Frederick, Maryland in?
Prince Frederick ZIP codes are in Calvert County.