Callaway, MD ZIP code
The ZIP code for Callaway, Maryland is 20620. It is in St. Mary's County.
- Population in these ZIPs
- 1,115
- Avg. median income
- $166,000population-weighted
- Typical home value
- $434,300population-weighted
- Metro area
- Lexington Park, MD
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Callaway, MD ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 20620 | 1,115 | $165,972 | $434,300 |
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 Callaway
- Great Mills 1 mi
- Valley Lee 4 mi
- California 4 mi
- Park Hall 4 mi
- Lexington Park 5 mi
- Tall Timbers 5 mi
- Saint Marys City 6 mi
- Drayden 6 mi
- Piney Point 6 mi
- Leonardtown 6 mi
- Patuxent River 7 mi
- Solomons 7 mi
Frequently asked questions
What is the ZIP code for Callaway, MD?
The ZIP code for Callaway, MD is 20620.
What county is Callaway, Maryland in?
Callaway ZIP codes are in St. Mary's County.