| Index | New Douglas | Illinois | National |
| Income per capita | $29,340 | $31,502 | $29,829 |
| Median household income | $44,375 | $59,196 | $55,322 |
| Median income owner occupied | $44,583 | $75,354 | $70,586 |
| Median income renter occupied | $39,444 | $34,488 | $35,192 |
| Median earnings male | $39,871 | $40,474 | $36,919 |
| Median earnings female | $16,042 | $27,197 | $26,250 |
| Unemployment rate | 1.6% | 5.3% | 4.7% |
| Poverty level | 15.9% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 20.2% | 20.2% |
| Manufacturing sector | 11.9% | 11.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 25.0% | 25.0% |
| Public administration | 2.4% | 2.4% |
| Transportation, warehousing & utilities | 2.4% | 2.4% |
| Education, health & social services | 8.3% | 8.3% |
| Other | 28.6% | 28.6% |
| City | Population | Household Income | National Avg. |
| Holiday Shores, IL | 3,080 | $104,038 | 88.1% |
| Grantfork, IL | 475 | $85,313 | 54.2% |
| Dorchester, IL | 151 | $78,750 | 42.3% |
| Pierron, IL | 393 | $70,313 | 27.1% |
| Old Ripley, IL | 79 | $69,167 | 25.0% |
| New Douglas, IL | 321 | $44,375 | 19.8% |
| City | Population | Household Income | National Avg. |
| Greeley, IA | 321 | $69,643 | 25.9% |
| Kiron, IA | 321 | $40,938 | 26.0% |
| Kampsville, IL | 321 | $49,583 | 10.4% |
| Milton, IN | 321 | $39,688 | 28.3% |
| Creighton, MO | 321 | $41,458 | 25.1% |
| New Douglas, IL | 321 | $44,375 | 19.8% |
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