| Index | Sheldon | Iowa | National |
| Income per capita | $45,387 | $42,672 | $44,883 |
| Median household income | $80,885 | $81,387 | $81,333 |
| Median income owner occupied | $119,297 | $98,724 | $106,172 |
| Median income renter occupied | $41,854 | $45,890 | $52,080 |
| Median earnings male | $58,945 | $54,047 | $54,343 |
| Median earnings female | $35,333 | $36,462 | $38,439 |
| Unemployment rate | 0.7% | 3.2% | 4.9% |
| Poverty level | 11.2% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 9.7% | 9.7% |
| Manufacturing sector | 25.3% | 25.3% |
| Financial & insurance services | 1.1% | 1.1% |
| Wholesale & retail services | 17.2% | 17.2% |
| Public administration | 1.7% | 1.7% |
| Transportation, warehousing & utilities | 5.9% | 5.9% |
| Education, health & social services | 20.2% | 20.2% |
| Other | 18.2% | 18.2% |
| City | Population | Household Income | National Avg. |
| Alton, IA | 1,583 | $123,686 | 52.1% |
| Orange City, IA | 6,341 | $105,934 | 30.2% |
| Hull, IA | 2,033 | $104,391 | 28.4% |
| Matlock, IA | 121 | $100,870 | 24.0% |
| Boyden, IA | 928 | $97,194 | 19.5% |
| Sheldon, IA | 5,334 | $80,885 | 0.6% |
| City | Population | Household Income | National Avg. |
| Byron, GA | 5,334 | $77,822 | 4.3% |
| LaBelle, FL | 5,333 | $51,933 | 36.1% |
| Moyock, NC | 5,332 | $144,911 | 78.2% |
| Granite Shoals, TX | 5,336 | $81,332 | 0.0% |
| Chisago City, MN | 5,337 | $122,836 | 51.0% |
| Sheldon, IA | 5,334 | $80,885 | 0.6% |