| Place Name | St. Augustine South |
| Place Type | Census Designated Place |
| ZIP Code(s) | 32086 |
| County | Saint Johns County |
| Area Code(s) | 904 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 5,226 |
| Population Growth Rate (2010-19) | 1.36% |
| Majority Ethnicity | White 90.64% |
| Metro/Micro Stats Area | Jacksonville, FL |
| US Congressional District(s) | Florida 4th |
| State House Districts | 17 |
| State Senate Districts | 7 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.64% |
| African American | 0.53% |
| Hispanic | 0% |
| Asian | 4.84% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4% |