| Index | Plaquemine | Louisiana | National |
| Income per capita | $35,615 | $37,400 | $44,883 |
| Median household income | $76,144 | $67,394 | $81,333 |
| Median income owner occupied | $86,836 | $88,635 | $106,172 |
| Median income renter occupied | $60,214 | $40,850 | $52,080 |
| Median earnings male | $58,683 | $55,004 | $54,343 |
| Median earnings female | $33,523 | $33,160 | $38,439 |
| Unemployment rate | 7.0% | 4.8% | 4.9% |
| Poverty level | 26.4% | 19.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.8% | 10.8% |
| Manufacturing sector | 18.2% | 18.2% |
| Financial & insurance services | 3.7% | 3.7% |
| Wholesale & retail services | 16.8% | 16.8% |
| Public administration | 17.2% | 17.2% |
| Transportation, warehousing & utilities | 5.3% | 5.3% |
| Education, health & social services | 1.3% | 1.3% |
| Other | 26.9% | 26.9% |
| City | Population | Household Income | National Avg. |
| Oak Hills Place, LA | 8,788 | $153,943 | 89.3% |
| Shenandoah, LA | 21,716 | $138,777 | 70.6% |
| Village St. George, LA | 7,891 | $133,257 | 63.8% |
| Westminster, LA | 2,779 | $126,690 | 55.8% |
| Addis, LA | 5,837 | $118,644 | 45.9% |
| Plaquemine, LA | 6,773 | $76,144 | 6.4% |
| City | Population | Household Income | National Avg. |
| Bondurant, IA | 6,772 | $139,928 | 72.0% |
| Homeland Park, SC | 6,772 | $41,048 | 49.5% |
| Marianna, FL | 6,771 | $39,320 | 51.7% |
| Lawrence, NY | 6,777 | $188,726 | 132.0% |
| Blackwell, OK | 6,777 | $62,373 | 23.3% |
| Plaquemine, LA | 6,773 | $76,144 | 6.4% |