| Index | Sauk Village | Illinois | National |
| Income per capita | $18,976 | $31,502 | $29,829 |
| Median household income | $46,061 | $59,196 | $55,322 |
| Median income owner occupied | $60,053 | $75,354 | $70,586 |
| Median income renter occupied | $31,307 | $34,488 | $35,192 |
| Median earnings male | $27,193 | $40,474 | $36,919 |
| Median earnings female | $23,453 | $27,197 | $26,250 |
| Unemployment rate | 11.0% | 5.3% | 4.7% |
| Poverty level | 27.8% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 6.5% | 6.5% |
| Manufacturing sector | 13.9% | 13.9% |
| Financial & insurance services | 1.1% | 1.1% |
| Wholesale & retail services | 14.9% | 14.9% |
| Public administration | 1.9% | 1.9% |
| Transportation, warehousing & utilities | 24.8% | 24.8% |
| Education, health & social services | 6.6% | 6.6% |
| Other | 30.4% | 30.4% |
| City | Population | Household Income | National Avg. |
| Frankfort, IL | 19,166 | $140,731 | 154.4% |
| Palos Park, IL | 4,779 | $114,020 | 106.1% |
| Frankfort Square, IL | 8,831 | $113,170 | 104.6% |
| Flossmoor, IL | 9,318 | $107,271 | 93.9% |
| St. John, IN | 18,382 | $103,851 | 87.7% |
| Sauk Village, IL | 10,319 | $46,061 | 16.7% |
| City | Population | Household Income | National Avg. |
| Hillsdale, NJ | 10,317 | $155,762 | 181.6% |
| Granbury, TX | 10,325 | $53,481 | 3.3% |
| Greencastle, IN | 10,312 | $45,759 | 17.3% |
| Fredonia, NY | 10,311 | $56,406 | 2.0% |
| Fairfield, IA | 10,327 | $42,862 | 22.5% |
| Sauk Village, IL | 10,319 | $46,061 | 16.7% |