📍 View location on OpenStreetMap (38.232880, -76.521960)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 20620 |
| Primary City | Callaway |
| State / Province | MD |
| County | St. Mary's |
| Total Population | 1,115 |
| Population Density | 100.4 people/sq mi |
| Timezone | America/New_York |
| Metric | ZIP 20620 | St. Mary's County records | MD records |
|---|---|---|---|
| Population estimate | 1,115 | 113,480 (sum) | 6,205,597 (sum) |
| Population Density | 100.4 /sq mi | -- | -- |
| County population rank | #9 of 26 | -- | -- |
| State population rank | #344 of 470 | -- | -- |
Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.
| ZIP Code | City | Distance | Population estimate |
|---|---|---|---|
| ZIP 20634 | Great Mills | 1.8 mi | 7,088 |
| ZIP 20692 | Valley Lee | 3.5 mi | 505 |
| ZIP 20619 | California | 4.1 mi | 14,212 |
| ZIP 20667 | Park Hall | 4.3 mi | 150 |
| ZIP 20653 | Lexington Park | 4.9 mi | 26,852 |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →