| Place Name | Joppatowne |
| Place Type | Census Designated Place |
| ZIP Code(s) | 21085 21087 21162 |
| County | Harford County |
| Area Code(s) | 410,443,667 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 13,085 |
| Population Growth Rate (2010-19) | 6.41% |
| Majority Ethnicity | White 76.96% |
| Metro/Micro Stats Area | Baltimore-Columbia-Towson, MD |
| US Congressional District(s) | Maryland 2ndMaryland 1st |
| House of Delegates Districts | 7,34A |
| State Senate Districts | 7,34 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 76.96% |
| African American | 16.64% |
| Hispanic | 0.2% |
| Asian | 1.9% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.3% |