| Place Name | Upper Marlboro |
| Place Type | Town |
| ZIP Code(s) | 20772 |
| GEOID | 2479875 |
| County | Prince Georges County |
| Area Code(s) | 240,301 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 621 |
| Population Growth Rate (2010-19) | 3.33% |
| Majority Ethnicity | African American 63.01% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Maryland 5th |
| House of Delegates Districts | 23B |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 36.99% |
| African American | 63.01% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |