| Index | Lake Success | New York | National |
| Income per capita | $116,233 | $51,391 | $44,883 |
| Median household income | $313,094 | $89,985 | $81,333 |
| Median income owner occupied | $354,685 | $125,982 | $106,172 |
| Median income renter occupied | $291,370 | $58,659 | $52,080 |
| Median earnings male | $110,300 | $59,465 | $54,343 |
| Median earnings female | $64,458 | $44,739 | $38,439 |
| Unemployment rate | 2.2% | 5.0% | 4.9% |
| Poverty level | 2.7% | 15.5% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 1.8% | 1.8% |
| Manufacturing sector | 4.4% | 4.4% |
| Financial & insurance services | 18.4% | 18.4% |
| Wholesale & retail services | 21.5% | 21.5% |
| Public administration | 0.4% | 0.4% |
| Transportation, warehousing & utilities | 3.8% | 3.8% |
| Education, health & social services | 20.1% | 20.1% |
| Other | 27.1% | 27.1% |
| 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% |
| Lake Success, NY | 3,341 | $313,094 | 285.0% |
| City | Population | Household Income | National Avg. |
| Pottsville, AR | 3,341 | $86,778 | 6.7% |
| Pendleton, SC | 3,341 | $54,866 | 32.5% |
| Mount Shasta, CA | 3,339 | $63,092 | 22.4% |
| St. Maries, ID | 3,338 | $70,293 | 13.6% |
| Melbourne Beach, FL | 3,344 | $94,869 | 16.6% |
| Lake Success, NY | 3,341 | $313,094 | 285.0% |