| Index | South Jacksonville | Illinois | National |
| Income per capita | $44,870 | $47,397 | $44,883 |
| Median household income | $78,469 | $88,967 | $81,333 |
| Median income owner occupied | $111,770 | $111,557 | $106,172 |
| Median income renter occupied | $32,353 | $52,117 | $52,080 |
| Median earnings male | $56,762 | $60,185 | $54,343 |
| Median earnings female | $39,375 | $40,368 | $38,439 |
| Unemployment rate | 1.1% | 6.6% | 4.9% |
| Poverty level | 11.1% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 5.6% | 5.6% |
| Manufacturing sector | 15.1% | 15.1% |
| Financial & insurance services | 7.5% | 7.5% |
| Wholesale & retail services | 20.4% | 20.4% |
| Public administration | 13.1% | 13.1% |
| Transportation, warehousing & utilities | 8.4% | 8.4% |
| Education, health & social services | 11.3% | 11.3% |
| Other | 18.5% | 18.5% |
| City | Population | Household Income | National Avg. |
| Arenzville, IL | 410 | $121,593 | 49.5% |
| Franklin, IL | 638 | $101,861 | 25.2% |
| Woodson, IL | 508 | $92,827 | 14.1% |
| Ashland, IL | 1,319 | $90,661 | 11.5% |
| Chapin, IL | 555 | $86,017 | 5.8% |
| South Jacksonville, IL | 3,235 | $78,469 | 3.5% |
| City | Population | Household Income | National Avg. |
| Wesleyville, PA | 3,235 | $63,093 | 22.4% |
| Knoxville, IL | 3,234 | $96,054 | 18.1% |
| Clare, MI | 3,234 | $67,321 | 17.2% |
| Delhi, NY | 3,234 | $71,638 | 11.9% |
| Sloatsburg, NY | 3,234 | $130,672 | 60.7% |
| South Jacksonville, IL | 3,235 | $78,469 | 3.5% |