Barnum Island CDP, New York
Official LSAD Designation: Barnum Island CDP • Census GEOID: 3604550
• Nassau County
Demographics & Population Profile
Population and demographics for Barnum Island CDP.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population | 2,302 | ±496 | 2020-2024 | Census ACS 5-Year 2024 |
| Median Age | 50.8 yrs | ±7.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 969 | ±190 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).