| Index | Shelter Island Heights | New York | National |
| Income per capita | $112,296 | $51,391 | $44,883 |
| Median household income | $182,907 | $89,985 | $81,333 |
| Median income owner occupied | $181,435 | $125,982 | $106,172 |
| Median income renter occupied | $0 | $58,659 | $52,080 |
| Median earnings male | $0 | $59,465 | $54,343 |
| Median earnings female | $0 | $44,739 | $38,439 |
| Unemployment rate | 0.0% | 5.0% | 4.9% |
| Poverty level | 17.1% | 15.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 25.1% | 25.1% |
| Education, health & social services | 15.7% | 15.7% |
| Other | 38.7% | 38.7% |
| City | Population | Household Income | National Avg. |
| Water Mill, NY | 1,911 | $257,703 | 216.8% |
| Northwest Harbor, NY | 4,302 | $244,151 | 200.2% |
| Wainscott, NY | 349 | $224,428 | 175.9% |
| North Haven, NY | 884 | $212,458 | 161.2% |
| Amagansett, NY | 530 | $206,844 | 154.3% |
| Shelter Island Heights, NY | 791 | $182,907 | 124.9% |
| City | Population | Household Income | National Avg. |
| Chilchinbito, AZ | 791 | $17,347 | 78.7% |
| Essex, IA | 791 | $69,716 | 14.3% |
| Hazleton, IA | 791 | $67,790 | 16.7% |
| Mount Hope, KS | 791 | $97,100 | 19.4% |
| Claremont, MN | 791 | $80,472 | 1.1% |
| Shelter Island Heights, NY | 791 | $182,907 | 124.9% |