| Place Name | Cabin John |
| Place Type | Census Designated Place |
| ZIP Code(s) | 20818 |
| County | Montgomery County |
| Area Code(s) | 240,301,571,703 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 2,260 |
| Population Growth Rate (2010-19) | 7.85% |
| Majority Ethnicity | White 75.2% |
| Metro/Micro Stats Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| US Congressional District(s) | Maryland 8th |
| House of Delegates Districts | 16,34 |
| State Senate Districts | 16,31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 75.2% |
| African American | 5.08% |
| Hispanic | 0.09% |
| Asian | 10.6% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 9.03% |