| Index | Newark | Illinois | National |
| Income per capita | $53,902 | $47,397 | $44,883 |
| Median household income | $150,603 | $88,967 | $81,333 |
| Median income owner occupied | $170,579 | $111,557 | $106,172 |
| Median income renter occupied | $71,879 | $52,117 | $52,080 |
| Median earnings male | $81,243 | $60,185 | $54,343 |
| Median earnings female | $35,092 | $40,368 | $38,439 |
| Unemployment rate | 2.3% | 6.6% | 4.9% |
| Poverty level | 8.6% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 9.9% | 9.9% |
| Manufacturing sector | 11.9% | 11.9% |
| Financial & insurance services | 1.2% | 1.2% |
| Wholesale & retail services | 6.7% | 6.7% |
| Public administration | 6.4% | 6.4% |
| Transportation, warehousing & utilities | 26.2% | 26.2% |
| Education, health & social services | 5.2% | 5.2% |
| Other | 30.8% | 30.8% |
| City | Population | Household Income | National Avg. |
| Yorkville, IL | 19,794 | $152,534 | 87.5% |
| Montgomery, IL | 20,189 | $145,914 | 79.4% |
| Oswego, IL | 36,709 | $143,693 | 76.7% |
| Millbrook, IL | 367 | $139,648 | 71.7% |
| Dayton, IL | 492 | $130,306 | 60.2% |
| Newark, IL | 1,376 | $150,603 | 85.2% |
| City | Population | Household Income | National Avg. |
| Funny River, AK | 1,376 | $80,123 | 1.5% |
| New Berlin, IL | 1,376 | $105,430 | 29.6% |
| Walnut, IL | 1,376 | $72,858 | 10.4% |
| Cordry Sweetwater Lakes, IN | 1,376 | $156,344 | 92.2% |
| Appleton, MN | 1,376 | $51,342 | 36.9% |
| Newark, IL | 1,376 | $150,603 | 85.2% |