| Index | South Amboy | New Jersey | National |
| Income per capita | $59,103 | $55,297 | $44,883 |
| Median household income | $122,053 | $108,915 | $81,333 |
| Median income owner occupied | $156,822 | $143,334 | $106,172 |
| Median income renter occupied | $67,686 | $61,880 | $52,080 |
| Median earnings male | $66,284 | $69,742 | $54,343 |
| Median earnings female | $67,444 | $46,406 | $38,439 |
| Unemployment rate | 3.6% | 5.4% | 4.9% |
| Poverty level | 5.4% | 10.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 7.6% | 7.6% |
| Manufacturing sector | 9.7% | 9.7% |
| Financial & insurance services | 6.7% | 6.7% |
| Wholesale & retail services | 17.1% | 17.1% |
| Public administration | 5.3% | 5.3% |
| Transportation, warehousing & utilities | 23.4% | 23.4% |
| Education, health & social services | 8.4% | 8.4% |
| Other | 18.2% | 18.2% |
| City | Population | Household Income | National Avg. |
| Rumson, NJ | 6,946 | $334,182 | 310.9% |
| Cranbury, NJ | 2,281 | $316,184 | 288.8% |
| Little Silver, NJ | 6,005 | $296,646 | 264.7% |
| Fair Haven, NJ | 6,065 | $270,969 | 233.2% |
| Fanwood, NJ | 7,886 | $258,696 | 218.1% |
| South Amboy, NJ | 9,192 | $122,053 | 50.1% |
| City | Population | Household Income | National Avg. |
| Ashland, NJ | 9,189 | $150,327 | 84.8% |
| Woodway, TX | 9,189 | $140,532 | 72.8% |
| Waseca, MN | 9,195 | $75,747 | 6.9% |
| Olney, IL | 9,196 | $73,488 | 9.6% |
| Alma, MI | 9,187 | $53,708 | 34.0% |
| South Amboy, NJ | 9,192 | $122,053 | 50.1% |