| Index | Gridley | Illinois | National |
| Income per capita | $45,071 | $47,397 | $44,883 |
| Median household income | $87,075 | $88,967 | $81,333 |
| Median income owner occupied | $120,922 | $111,557 | $106,172 |
| Median income renter occupied | $41,152 | $52,117 | $52,080 |
| Median earnings male | $62,776 | $60,185 | $54,343 |
| Median earnings female | $45,731 | $40,368 | $38,439 |
| Unemployment rate | 0.5% | 6.6% | 4.9% |
| Poverty level | 9.8% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 14.2% | 14.2% |
| Manufacturing sector | 9.1% | 9.1% |
| Financial & insurance services | 5.5% | 5.5% |
| Wholesale & retail services | 13.9% | 13.9% |
| Public administration | 2.1% | 2.1% |
| Transportation, warehousing & utilities | 7.9% | 7.9% |
| Education, health & social services | 18.8% | 18.8% |
| Other | 26.4% | 26.4% |
| City | Population | Household Income | National Avg. |
| Hudson, IL | 2,173 | $144,640 | 77.8% |
| Kappa, IL | 234 | $132,968 | 63.5% |
| Lexington, IL | 2,107 | $123,719 | 52.1% |
| Carlock, IL | 647 | $103,192 | 26.9% |
| Benson, IL | 476 | $98,127 | 20.6% |
| Gridley, IL | 1,430 | $87,075 | 7.1% |
| City | Population | Household Income | National Avg. |
| Castle Dale, UT | 1,430 | $77,972 | 4.1% |
| Black Creek, WI | 1,430 | $79,620 | 2.1% |
| Legend Lake, WI | 1,430 | $90,695 | 11.5% |
| Gilbert Plains, MB | 1,430 | n/a | |
| Marmaduke, AR | 1,429 | $68,767 | 15.5% |
| Gridley, IL | 1,430 | $87,075 | 7.1% |