| Index | South Wilmington | Illinois | National |
| Income per capita | $35,967 | $31,502 | $29,829 |
| Median household income | $75,156 | $59,196 | $55,322 |
| Median income owner occupied | $97,563 | $75,354 | $70,586 |
| Median income renter occupied | $46,786 | $34,488 | $35,192 |
| Median earnings male | $71,339 | $40,474 | $36,919 |
| Median earnings female | $27,188 | $27,197 | $26,250 |
| Unemployment rate | 2.7% | 5.3% | 4.7% |
| Poverty level | 7.3% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 39.8% | 39.8% |
| Manufacturing sector | 22.0% | 22.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 12.6% | 12.6% |
| Public administration | 1.0% | 1.0% |
| Transportation, warehousing & utilities | 6.8% | 6.8% |
| Education, health & social services | 6.3% | 6.3% |
| Other | 11.5% | 11.5% |
| City | Population | Household Income | National Avg. |
| East Brooklyn, IL | 57 | $91,250 | 64.9% |
| Kinsman, IL | 96 | $81,875 | 48.0% |
| Essex, IL | 1,083 | $81,458 | 47.2% |
| Campus, IL | 122 | $81,250 | 46.9% |
| Braceville, IL | 886 | $76,667 | 38.6% |
| South Wilmington, IL | 702 | $75,156 | 35.9% |
| City | Population | Household Income | National Avg. |
| Cherry Valley, AR | 702 | $0 | 100.0% |
| Traver, CA | 702 | $46,406 | 16.1% |
| Bradley Junction, FL | 702 | $37,576 | 32.1% |
| Fort White, FL | 702 | $45,577 | 17.6% |
| Schaller, IA | 702 | $59,444 | 7.5% |
| South Wilmington, IL | 702 | $75,156 | 35.9% |