| Index | Fire Island | New York | National |
| Income per capita | $59,649 | $51,391 | $44,883 |
| Median household income | $150,283 | $89,985 | $81,333 |
| Median income owner occupied | $158,528 | $125,982 | $106,172 |
| Median income renter occupied | $104,342 | $58,659 | $52,080 |
| Median earnings male | $96,303 | $59,465 | $54,343 |
| Median earnings female | $59,900 | $44,739 | $38,439 |
| Unemployment rate | 2.6% | 5.0% | 4.9% |
| Poverty level | 7.7% | 15.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 18.8% | 18.8% |
| Manufacturing sector | 1.3% | 1.3% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 10.0% | 10.0% |
| Public administration | 7.5% | 7.5% |
| Transportation, warehousing & utilities | 11.3% | 11.3% |
| Education, health & social services | 8.8% | 8.8% |
| Other | 42.5% | 42.5% |
| City | Population | Household Income | National Avg. |
| Dix Hills, NY | 24,498 | $259,250 | 218.8% |
| Commack, NY | 38,358 | $218,642 | 168.8% |
| Village of the Branch, NY | 1,864 | $217,857 | 167.9% |
| Elwood, NY | 11,955 | $210,727 | 159.1% |
| Smithtown, NY | 27,027 | $201,068 | 147.2% |
| Fire Island, NY | 379 | $150,283 | 84.8% |
| City | Population | Household Income | National Avg. |
| Gainesville, AL | 379 | $0 | 100.0% |
| Central, AZ | 379 | $117,935 | 45.0% |
| Forbestown, CA | 379 | $88,577 | 8.9% |
| Barrett, MN | 379 | $66,268 | 18.5% |
| Shiloh, NJ | 379 | $88,152 | 8.4% |
| Fire Island, NY | 379 | $150,283 | 84.8% |