📍 View location on OpenStreetMap (38.418860, -76.732380)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 20659 |
| Primary City | Mechanicsville |
| State / Province | MD |
| County | St. Mary's |
| Total Population | 24,324 |
| Population Density | 96.8 people/sq mi |
| Timezone | America/New_York |
| Metric | ZIP 20659 | St. Mary's County records | MD records |
|---|---|---|---|
| Population estimate | 24,324 | 113,480 (sum) | 6,205,597 (sum) |
| Population Density | 96.8 /sq mi | -- | -- |
| County population rank | #2 of 26 | -- | -- |
| State population rank | #113 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 20660 | Morganza | 3.7 mi | 14 |
| ZIP 20624 | Clements | 5.8 mi | 796 |
| ZIP 20656 | Loveville | 6.2 mi | 87 |
| ZIP 20622 | Charlotte Hall | 6.5 mi | 5,185 |
| ZIP 20612 | Benedict | 6.8 mi | 148 |
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 →