| Index | Northport | New York | National |
| Income per capita | $97,532 | $51,391 | $44,883 |
| Median household income | $172,007 | $89,985 | $81,333 |
| Median income owner occupied | $201,106 | $125,982 | $106,172 |
| Median income renter occupied | $124,875 | $58,659 | $52,080 |
| Median earnings male | $132,356 | $59,465 | $54,343 |
| Median earnings female | $73,848 | $44,739 | $38,439 |
| Unemployment rate | 1.1% | 5.0% | 4.9% |
| Poverty level | 9.2% | 15.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.6% | 10.6% |
| Manufacturing sector | 4.8% | 4.8% |
| Financial & insurance services | 5.8% | 5.8% |
| Wholesale & retail services | 14.7% | 14.7% |
| Public administration | 8.5% | 8.5% |
| Transportation, warehousing & utilities | 3.9% | 3.9% |
| Education, health & social services | 11.0% | 11.0% |
| Other | 37.1% | 37.1% |
| City | Population | Household Income | National Avg. |
| Laurel Hollow, NY | 2,019 | $379,136 | 366.2% |
| Old Field, NY | 949 | $377,288 | 363.9% |
| Brookville, NY | 3,716 | $373,481 | 359.2% |
| Cold Spring Harbor, NY | 2,967 | $371,740 | 357.1% |
| East Hills, NY | 7,385 | $368,563 | 353.2% |
| Northport, NY | 7,478 | $172,007 | 111.5% |
| City | Population | Household Income | National Avg. |
| Sky Lake, FL | 7,478 | $74,069 | 8.9% |
| Winters, CA | 7,479 | $140,096 | 72.2% |
| Neptune Beach, FL | 7,476 | $144,817 | 78.1% |
| Ralston, NE | 7,481 | $88,252 | 8.5% |
| Devils Lake, ND | 7,473 | $58,383 | 28.2% |
| Northport, NY | 7,478 | $172,007 | 111.5% |