| Index | Oak Grove | Illinois | National |
| Income per capita | $26,744 | $47,397 | $44,883 |
| Median household income | $43,302 | $88,967 | $81,333 |
| Median income owner occupied | $40,097 | $111,557 | $106,172 |
| Median income renter occupied | $47,361 | $52,117 | $52,080 |
| Median earnings male | $32,460 | $60,185 | $54,343 |
| Median earnings female | $33,270 | $40,368 | $38,439 |
| Unemployment rate | 4.1% | 6.6% | 4.9% |
| Poverty level | 32.3% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 7.1% | 7.1% |
| Manufacturing sector | 5.1% | 5.1% |
| Financial & insurance services | 2.0% | 2.0% |
| Wholesale & retail services | 36.4% | 36.4% |
| Public administration | 2.0% | 2.0% |
| Transportation, warehousing & utilities | 9.1% | 9.1% |
| Education, health & social services | 3.0% | 3.0% |
| Other | 35.4% | 35.4% |
| City | Population | Household Income | National Avg. |
| Coyne Center, IL | 1,126 | $169,592 | 108.5% |
| Bettendorf, IA | 37,477 | $129,809 | 59.6% |
| Rapids City, IL | 1,031 | $123,536 | 51.9% |
| Port Byron, IL | 2,071 | $122,539 | 50.7% |
| Riverdale, IA | 458 | $116,342 | 43.0% |
| Oak Grove, IL | 445 | $43,302 | 46.8% |
| City | Population | Household Income | National Avg. |
| Clay Springs, AZ | 445 | $65,310 | 19.7% |
| Lake Almanor Country Club, CA | 445 | $130,813 | 60.8% |
| Brooklyn, IL | 445 | $29,097 | 64.2% |
| Axtell, KS | 445 | $79,018 | 2.8% |
| Linn, KS | 445 | $81,379 | 0.1% |
| Oak Grove, IL | 445 | $43,302 | 46.8% |