| Index | Udell | Iowa | National |
| Income per capita | $45,909 | $42,672 | $44,883 |
| Median household income | $106,736 | $81,387 | $81,333 |
| Median income owner occupied | $112,842 | $98,724 | $106,172 |
| Median income renter occupied | $0 | $45,890 | $52,080 |
| Median earnings male | $64,643 | $54,047 | $54,343 |
| Median earnings female | $52,592 | $36,462 | $38,439 |
| Unemployment rate | 0.0% | 3.2% | 4.9% |
| Poverty level | 0.0% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 43.8% | 43.8% |
| Manufacturing sector | 43.8% | 43.8% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 12.5% | 12.5% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 0.0% | 0.0% |
| City | Population | Household Income | National Avg. |
| Drakesville, IA | 227 | $96,665 | 18.9% |
| Moulton, IA | 660 | $74,610 | 8.3% |
| Moravia, IA | 621 | $69,340 | 14.7% |
| Cincinnati, IA | 275 | $69,115 | 15.0% |
| Numa, IA | 81 | $58,587 | 28.0% |
| Udell, IA | 38 | $106,736 | 31.2% |
| City | Population | Household Income | National Avg. |
| Clark's Point, AK | 38 | $27,147 | 66.6% |
| Wahak Hotrontk, AZ | 38 | $0 | 100.0% |
| Maybell, CO | 38 | $0 | 100.0% |
| Stonewall Gap, CO | 38 | $76,048 | 6.5% |
| Coburg, IA | 38 | $66,768 | 17.9% |
| Udell, IA | 38 | $106,736 | 31.2% |