| Index | DeWitt | Iowa | National |
| Income per capita | $44,149 | $42,672 | $44,883 |
| Median household income | $84,368 | $81,387 | $81,333 |
| Median income owner occupied | $95,930 | $98,724 | $106,172 |
| Median income renter occupied | $60,862 | $45,890 | $52,080 |
| Median earnings male | $64,689 | $54,047 | $54,343 |
| Median earnings female | $44,437 | $36,462 | $38,439 |
| Unemployment rate | 3.6% | 3.2% | 4.9% |
| Poverty level | 13.9% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 16.2% | 16.2% |
| Manufacturing sector | 26.3% | 26.3% |
| Financial & insurance services | 0.6% | 0.6% |
| Wholesale & retail services | 21.7% | 21.7% |
| Public administration | 3.8% | 3.8% |
| Transportation, warehousing & utilities | 5.0% | 5.0% |
| Education, health & social services | 17.9% | 17.9% |
| Other | 8.4% | 8.4% |
| City | Population | Household Income | National Avg. |
| Long Grove, IA | 928 | $161,155 | 98.1% |
| Donahue, IA | 392 | $138,877 | 70.8% |
| Park View, IA | 3,526 | $123,177 | 51.4% |
| Port Byron, IL | 2,071 | $122,539 | 50.7% |
| Eldridge, IA | 6,941 | $122,106 | 50.1% |
| DeWitt, IA | 5,371 | $84,368 | 3.7% |
| City | Population | Household Income | National Avg. |
| Eaton Rapids, MI | 5,371 | $71,348 | 12.3% |
| Woodstock, VA | 5,370 | $96,392 | 18.5% |
| Cochrane, ON | 5,372 | n/a | |
| Williamsville, NY | 5,373 | $111,091 | 36.6% |
| Sainte-Anne-de-Bellevue, QC | 5,373 | n/a | |
| DeWitt, IA | 5,371 | $84,368 | 3.7% |