| Index | Penns Grove | New Jersey | National |
| Income per capita | $26,202 | $55,297 | $44,883 |
| Median household income | $48,485 | $108,915 | $81,333 |
| Median income owner occupied | $129,732 | $143,334 | $106,172 |
| Median income renter occupied | $32,417 | $61,880 | $52,080 |
| Median earnings male | $51,161 | $69,742 | $54,343 |
| Median earnings female | $26,985 | $46,406 | $38,439 |
| Unemployment rate | 12.7% | 5.4% | 4.9% |
| Poverty level | 37.7% | 10.9% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 18.9% | 18.9% |
| Manufacturing sector | 3.8% | 3.8% |
| Financial & insurance services | 0.9% | 0.9% |
| Wholesale & retail services | 35.3% | 35.3% |
| Public administration | 7.1% | 7.1% |
| Transportation, warehousing & utilities | 5.8% | 5.8% |
| Education, health & social services | 11.0% | 11.0% |
| Other | 17.0% | 17.0% |
| City | Population | Household Income | National Avg. |
| Rose Valley, PA | 1,190 | $283,512 | 248.6% |
| Hockessin, DE | 14,708 | $231,952 | 185.2% |
| Greenwich, NJ | 2,805 | $216,787 | 166.5% |
| North Star, DE | 7,732 | $215,979 | 165.5% |
| Beckett, NJ | 5,281 | $201,725 | 148.0% |
| Penns Grove, NJ | 4,920 | $48,485 | 40.4% |
| City | Population | Household Income | National Avg. |
| Berlin, MD | 4,920 | $89,057 | 9.5% |
| Evansdale, IA | 4,919 | $79,281 | 2.5% |
| Bigfork, MT | 4,918 | $108,764 | 33.7% |
| Nashville, GA | 4,917 | $56,157 | 31.0% |
| Harlan, IA | 4,917 | $75,860 | 6.7% |
| Penns Grove, NJ | 4,920 | $48,485 | 40.4% |