| Index | Rockwell City | Iowa | National |
| Income per capita | $19,624 | $28,872 | $29,829 |
| Median household income | $36,970 | $54,570 | $55,322 |
| Median income owner occupied | $55,294 | $66,527 | $70,586 |
| Median income renter occupied | $20,000 | $30,828 | $35,192 |
| Median earnings male | $12,955 | $37,409 | $36,919 |
| Median earnings female | $16,623 | $25,115 | $26,250 |
| Unemployment rate | 0.8% | 3.1% | 4.7% |
| Poverty level | 14.8% | 12.3% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 6.9% | 6.9% |
| Manufacturing sector | 12.2% | 12.2% |
| Financial & insurance services | 0.3% | 0.3% |
| Wholesale & retail services | 17.6% | 17.6% |
| Public administration | 15.4% | 15.4% |
| Transportation, warehousing & utilities | 10.0% | 10.0% |
| Education, health & social services | 20.4% | 20.4% |
| Other | 13.2% | 13.2% |
| City | Population | Household Income | National Avg. |
| Twin Lakes, IA | 308 | $104,797 | 89.4% |
| Knierim, IA | 57 | $73,125 | 32.2% |
| Barnum, IA | 323 | $71,902 | 30.0% |
| Fonda, IA | 542 | $60,347 | 9.1% |
| Clare, IA | 144 | $56,964 | 3.0% |
| Rockwell City, IA | 2,166 | $36,970 | 33.2% |
| City | Population | Household Income | National Avg. |
| Oakwood, PA | 2,166 | $44,455 | 19.6% |
| Lewisville, WA | 2,166 | $102,457 | 85.2% |
| Fort Qu'Appelle, SK | 2,166 | n/a | |
| Carnation, WA | 2,165 | $112,647 | 103.6% |
| Saint-Gédéon-de-Beauce, QC | 2,165 | n/a | |
| Rockwell City, IA | 2,166 | $36,970 | 33.2% |
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