| Place Name | Sebastian |
| Place Type | City |
| ZIP Code(s) | 32958 |
| County | Indian River County |
| Area Code(s) | 772 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 21,881 |
| Population Growth Rate (2010-19) | 14.25% |
| Majority Ethnicity | White 90.01% |
| Metro/Micro Stats Area | Sebastian-Vero Beach, FL |
| US Congressional District(s) | Florida 8th |
| State House Districts | 54 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.01% |
| African American | 1.7% |
| Hispanic | 0.31% |
| Asian | 0.49% |
| Native American | 0.44% |
| Hawaiin/Pacific Islander | 7.04% |