| Index | Mark | Illinois | National |
| Income per capita | $61,857 | $47,397 | $44,883 |
| Median household income | $106,544 | $88,967 | $81,333 |
| Median income owner occupied | $108,277 | $111,557 | $106,172 |
| Median income renter occupied | $100,175 | $52,117 | $52,080 |
| Median earnings male | $95,720 | $60,185 | $54,343 |
| Median earnings female | $64,471 | $40,368 | $38,439 |
| Unemployment rate | 3.5% | 6.6% | 4.9% |
| Poverty level | 6.0% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 9.2% | 9.2% |
| Manufacturing sector | 38.0% | 38.0% |
| Financial & insurance services | 1.4% | 1.4% |
| Wholesale & retail services | 2.8% | 2.8% |
| Public administration | 11.3% | 11.3% |
| Transportation, warehousing & utilities | 5.6% | 5.6% |
| Education, health & social services | 10.6% | 10.6% |
| Other | 12.0% | 12.0% |
| City | Population | Household Income | National Avg. |
| North Utica, IL | 1,164 | $130,839 | 60.9% |
| Arlington, IL | 216 | $108,388 | 33.3% |
| Troy Grove, IL | 218 | $108,261 | 33.1% |
| McNabb, IL | 246 | $100,326 | 23.4% |
| Bureau Junction, IL | 229 | $99,126 | 21.9% |
| Mark, IL | 553 | $106,544 | 31.0% |
| City | Population | Household Income | National Avg. |
| Friant, CA | 553 | $78,786 | 3.1% |
| Conesville, IA | 553 | $58,087 | 28.6% |
| Creston, IL | 553 | $113,710 | 39.8% |
| Lynch, KY | 553 | $58,016 | 28.7% |
| Marble, MN | 553 | $51,635 | 36.5% |
| Mark, IL | 553 | $106,544 | 31.0% |