| Index | Delaware | Iowa | National |
| Income per capita | $46,771 | $42,672 | $44,883 |
| Median household income | $91,774 | $81,387 | $81,333 |
| Median income owner occupied | $104,431 | $98,724 | $106,172 |
| Median income renter occupied | $0 | $45,890 | $52,080 |
| Median earnings male | $62,599 | $54,047 | $54,343 |
| Median earnings female | $48,516 | $36,462 | $38,439 |
| Unemployment rate | 1.7% | 3.2% | 4.9% |
| Poverty level | 16.7% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.9% | 11.9% |
| Manufacturing sector | 45.2% | 45.2% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 19.0% | 19.0% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 0.0% | 0.0% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 23.8% | 23.8% |
| City | Population | Household Income | National Avg. |
| Coggon, IA | 764 | $113,419 | 39.5% |
| Luxemburg, IA | 225 | $107,128 | 31.7% |
| Greeley, IA | 329 | $104,680 | 28.7% |
| Dyersville, IA | 4,271 | $97,343 | 19.7% |
| Earlville, IA | 832 | $95,496 | 17.4% |
| Delaware, IA | 147 | $91,774 | 12.8% |
| City | Population | Household Income | National Avg. |
| Golovin, AK | 147 | $76,878 | 5.5% |
| Rye, AR | 147 | $100,904 | 24.1% |
| Sidney, AR | 147 | $0 | 100.0% |
| West Point, AR | 147 | $32,095 | 60.5% |
| Alpine Village, CA | 147 | $82,955 | 2.0% |
| Delaware, IA | 147 | $91,774 | 12.8% |