| Index | Salem | New Jersey | National |
| Income per capita | $25,108 | $55,297 | $44,883 |
| Median household income | $33,452 | $108,915 | $81,333 |
| Median income owner occupied | $49,180 | $143,334 | $106,172 |
| Median income renter occupied | $25,975 | $61,880 | $52,080 |
| Median earnings male | $44,452 | $69,742 | $54,343 |
| Median earnings female | $29,753 | $46,406 | $38,439 |
| Unemployment rate | 6.5% | 5.4% | 4.9% |
| Poverty level | 44.1% | 10.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 2.3% | 2.3% |
| Manufacturing sector | 18.8% | 18.8% |
| Financial & insurance services | 1.9% | 1.9% |
| Wholesale & retail services | 18.8% | 18.8% |
| Public administration | 0.4% | 0.4% |
| Transportation, warehousing & utilities | 11.8% | 11.8% |
| Education, health & social services | 19.7% | 19.7% |
| Other | 26.5% | 26.5% |
| City | Population | Household Income | National Avg. |
| Hockessin, DE | 14,708 | $231,952 | 185.2% |
| North Star, DE | 7,732 | $215,979 | 165.5% |
| Townsend, DE | 2,642 | $208,642 | 156.5% |
| Beckett, NJ | 5,281 | $201,725 | 148.0% |
| Pike Creek, DE | 7,263 | $180,781 | 122.3% |
| Salem, NJ | 4,860 | $33,452 | 58.9% |
| City | Population | Household Income | National Avg. |
| Gang Mills, NY | 4,860 | $185,205 | 127.7% |
| North Braddock, PA | 4,860 | $49,920 | 38.6% |
| Gibson, AR | 4,861 | $97,327 | 19.7% |
| DeWitt, MI | 4,858 | $136,764 | 68.2% |
| Temple, GA | 4,862 | $102,766 | 26.4% |
| Salem, NJ | 4,860 | $33,452 | 58.9% |