| Index | Garden City South | New York | National |
| Income per capita | $62,667 | $51,391 | $44,883 |
| Median household income | $191,930 | $89,985 | $81,333 |
| Median income owner occupied | $196,360 | $125,982 | $106,172 |
| Median income renter occupied | $0 | $58,659 | $52,080 |
| Median earnings male | $90,349 | $59,465 | $54,343 |
| Median earnings female | $70,888 | $44,739 | $38,439 |
| Unemployment rate | 2.2% | 5.0% | 4.9% |
| Poverty level | 7.1% | 15.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.8% | 11.8% |
| Manufacturing sector | 3.4% | 3.4% |
| Financial & insurance services | 12.7% | 12.7% |
| Wholesale & retail services | 11.0% | 11.0% |
| Public administration | 13.0% | 13.0% |
| Transportation, warehousing & utilities | 11.2% | 11.2% |
| Education, health & social services | 7.5% | 7.5% |
| Other | 24.0% | 24.0% |
| City | Population | Household Income | National Avg. |
| Munsey Park, NY | 2,760 | $379,337 | 366.4% |
| Laurel Hollow, NY | 2,019 | $379,136 | 366.2% |
| Hewlett Harbor, NY | 981 | $378,763 | 365.7% |
| Sands Point, NY | 2,894 | $376,615 | 363.1% |
| Plandome, NY | 1,397 | $375,731 | 362.0% |
| Garden City South, NY | 4,421 | $191,930 | 136.0% |
| City | Population | Household Income | National Avg. |
| Antigonish, NS | 4,419 | n/a | |
| Highland CDP, IN | 4,423 | $104,769 | 28.8% |
| Ashville, OH | 4,423 | $101,163 | 24.4% |
| Slatington, PA | 4,423 | $63,048 | 22.5% |
| French Island, WI | 4,418 | $88,749 | 9.1% |
| Garden City South, NY | 4,421 | $191,930 | 136.0% |