| Index | Joliet | Illinois | National |
| Income per capita | $43,372 | $47,397 | $44,883 |
| Median household income | $110,204 | $88,967 | $81,333 |
| Median income owner occupied | $137,745 | $111,557 | $106,172 |
| Median income renter occupied | $56,639 | $52,117 | $52,080 |
| Median earnings male | $66,929 | $60,185 | $54,343 |
| Median earnings female | $40,571 | $40,368 | $38,439 |
| Unemployment rate | 4.4% | 6.6% | 4.9% |
| Poverty level | 10.5% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.8% | 11.8% |
| Manufacturing sector | 15.8% | 15.8% |
| Financial & insurance services | 2.5% | 2.5% |
| Wholesale & retail services | 15.3% | 15.3% |
| Public administration | 4.8% | 4.8% |
| Transportation, warehousing & utilities | 14.9% | 14.9% |
| Education, health & social services | 8.7% | 8.7% |
| Other | 24.2% | 24.2% |
| City | Population | Household Income | National Avg. |
| Frankfort, IL | 19,886 | $208,825 | 156.8% |
| Plainfield, IL | 45,974 | $198,573 | 144.1% |
| Lemont, IL | 17,612 | $172,804 | 112.5% |
| Palos Park, IL | 4,875 | $171,588 | 111.0% |
| Frankfort Square, IL | 9,037 | $169,317 | 108.2% |
| Joliet, IL | 152,137 | $110,204 | 35.5% |
| City | Population | Household Income | National Avg. |
| Bellevue, WA | 151,975 | $192,022 | 136.1% |
| Naperville, IL | 151,582 | $193,565 | 138.0% |
| Killeen, TX | 152,944 | $74,820 | 8.0% |
| Rockford, IL | 151,169 | $66,354 | 18.4% |
| Escondido, CA | 153,941 | $96,575 | 18.7% |
| Joliet, IL | 152,137 | $110,204 | 35.5% |