| Index | Sheffield | Illinois | National |
| Income per capita | $41,716 | $47,397 | $44,883 |
| Median household income | $73,606 | $88,967 | $81,333 |
| Median income owner occupied | $88,148 | $111,557 | $106,172 |
| Median income renter occupied | $44,128 | $52,117 | $52,080 |
| Median earnings male | $53,704 | $60,185 | $54,343 |
| Median earnings female | $35,529 | $40,368 | $38,439 |
| Unemployment rate | 2.5% | 6.6% | 4.9% |
| Poverty level | 13.4% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 6.3% | 6.3% |
| Manufacturing sector | 24.3% | 24.3% |
| Financial & insurance services | 0.9% | 0.9% |
| Wholesale & retail services | 14.9% | 14.9% |
| Public administration | 4.1% | 4.1% |
| Transportation, warehousing & utilities | 16.2% | 16.2% |
| Education, health & social services | 15.8% | 15.8% |
| Other | 17.6% | 17.6% |
| City | Population | Household Income | National Avg. |
| Ohio, IL | 520 | $88,196 | 8.4% |
| Neponset, IL | 396 | $81,507 | 0.2% |
| Bradford, IL | 688 | $80,096 | 1.5% |
| Princeton, IL | 7,860 | $76,405 | 6.1% |
| Annawan, IL | 842 | $75,919 | 6.7% |
| Sheffield, IL | 852 | $73,606 | 9.5% |
| City | Population | Household Income | National Avg. |
| Edgewater, AL | 852 | $184,443 | 126.8% |
| Patagonia, AZ | 852 | $48,607 | 40.2% |
| Rhine, GA | 852 | $43,126 | 47.0% |
| Coldwater, KS | 852 | $61,466 | 24.4% |
| Lamberton, MN | 852 | $73,733 | 9.3% |
| Sheffield, IL | 852 | $73,606 | 9.5% |