Southside (St. Thomas)'s 2026 population is now estimated at 5,323. In 2025, the population of Southside (St. Thomas) was 5,328. Southside (St. Thomas) experienced a decrease of -5 residents over the past year, marking an annual decline of -0.09%. These population values and projections come from World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Charlotte Amalie (St. Thomas) | 17,809 | -0.23% |
| Charlotte Amalie | 17,809 | -0.23% |
| Northside (St. Thomas) | 12,628 | 1.44% |
| Sion Farm | 12,152 | -0.42% |
| East End (St. Thomas) | 9,720 | 0.91% |
| Southcentral (St. Croix) | 7,929 | -0.09% |
| Southwest (St. Croix) | 7,186 | -0.26% |
| Southside (St. Thomas) | 5,323 | -0.09% |
| Tutu | 5,173 | -1.77% |
| Northwest (St. Croix) | 4,775 | -0.1% |
| Northcentral (St. Croix) | 3,940 | -1.45% |
| Anna's Hope Village | 3,811 | -0.37% |
| Cruz Bay | 2,648 | -0.11% |
| East End (St. Croix) | 2,643 | 0.46% |
| West End (St. Thomas) | 2,568 | 0.86% |
| Christiansted | 2,284 | -0.87% |
| Frederiksted | 2,253 | -1.96% |
| Central (St. John) | 835 | 0.48% |
| Coral Bay | 611 | -0.16% |
| Water Island | 221 | 0.91% |
| East End (St. John) | 41 | 0% |