CDP in Beaufort County, South Carolina · 1 sq mi · 372 people per sq mi
About 380 people live in Harbor Island. The typical household earns $105,425, and the median resident is 69.6 years old.
2026 projection
From 316 in 2020
Poverty rate 9.24%
Men 69.5 · Women 70.3
2020–2026
382
2026 projection
20.9% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2020–2026
382
2026 projection
20.9% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 382 | +24 | 6.70% |
|---|---|---|---|
| 2025 | 358 | +48 | 7.46% |
| 2023 | 310 | +33 | 11.91% |
| 2022 | 277 | -23 | 7.67% |
| 2021 | 300 | -16 | 5.06% |
| 2020 | 316 | — | — |
Showing 6 of 6 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 3 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 11 residents
83% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 83% | 81% | 86% |
| Never married | 6% | 9% | 2% |
| Divorced | 9% | 7% | 12% |
| Widowed | 2% | 3% | 0% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau