| Index | Shellsburg | Iowa | National |
| Income per capita | $29,356 | $28,872 | $29,829 |
| Median household income | $69,000 | $54,570 | $55,322 |
| Median income owner occupied | $74,063 | $66,527 | $70,586 |
| Median income renter occupied | $32,500 | $30,828 | $35,192 |
| Median earnings male | $48,750 | $37,409 | $36,919 |
| Median earnings female | $31,827 | $25,115 | $26,250 |
| Unemployment rate | 1.6% | 3.1% | 4.7% |
| Poverty level | 9.7% | 12.3% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 25.7% | 25.7% |
| Manufacturing sector | 26.6% | 26.6% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 14.2% | 14.2% |
| Public administration | 0.9% | 0.9% |
| Transportation, warehousing & utilities | 8.7% | 8.7% |
| Education, health & social services | 3.7% | 3.7% |
| Other | 13.8% | 13.8% |
| City | Population | Household Income | National Avg. |
| Robins, IA | 3,510 | $132,188 | 138.9% |
| Walford, IA | 1,326 | $110,000 | 98.8% |
| Fairfax, IA | 2,770 | $103,347 | 86.8% |
| Atkins, IA | 2,069 | $98,750 | 78.5% |
| Ely, IA | 2,224 | $94,773 | 71.3% |
| Shellsburg, IA | 806 | $69,000 | 24.7% |
| City | Population | Household Income | National Avg. |
| Offerman, GA | 806 | $26,667 | 51.8% |
| Ashkum, IL | 806 | $55,625 | 0.5% |
| Clyde, KS | 806 | $46,875 | 15.3% |
| Hessmer, LA | 806 | $40,161 | 27.4% |
| Gibbon, MN | 806 | $45,598 | 17.6% |
| Shellsburg, IA | 806 | $69,000 | 24.7% |
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