| Place Name | Spencerville |
| Place Type | Census Designated Place |
| ZIP Code(s) | 20868 |
| County | Montgomery County |
| Area Code(s) | 240,301 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 1,543 |
| Population Growth Rate (2010-19) | 13.68% |
| Majority Ethnicity | White 36% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Maryland 3rd |
| House of Delegates Districts | 14 |
| State Senate Districts | 14 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 36% |
| African American | 28.31% |
| Hispanic | 0% |
| Asian | 11.13% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 24.56% |