| Index | Center Junction | Iowa | National |
| Income per capita | $24,025 | $28,872 | $29,829 |
| Median household income | $0 | $54,570 | $55,322 |
| Median income owner occupied | $50,556 | $66,527 | $70,586 |
| Median income renter occupied | $0 | $30,828 | $35,192 |
| Median earnings male | $37,222 | $37,409 | $36,919 |
| Median earnings female | $25,781 | $25,115 | $26,250 |
| Unemployment rate | 0.0% | 3.1% | 4.7% |
| Poverty level | 28.4% | 12.3% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 71.4% | 71.4% |
| Manufacturing sector | 0.0% | 0.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 0.0% | 0.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 28.6% | 28.6% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 0.0% | 0.0% |
| City | Population | Household Income | National Avg. |
| Martelle, IA | 309 | $75,000 | 35.6% |
| Mechanicsville, IA | 983 | $65,491 | 18.4% |
| Cascade, IA | 2,104 | $57,614 | 4.1% |
| Olin, IA | 966 | $55,417 | 0.2% |
| Bernard, IA | 140 | $51,154 | 7.5% |
| Center Junction, IA | 102 | $0 | 100.0% |
| City | Population | Household Income | National Avg. |
| St. George, AK | 102 | $64,583 | 16.7% |
| Kingvale, CA | 102 | $0 | 100.0% |
| Mount Laguna, CA | 102 | $0 | 100.0% |
| Phillipsville, CA | 102 | $2,499 | 95.5% |
| Hull, GA | 102 | $0 | 100.0% |
| Center Junction, IA | 102 | $0 | 100.0% |