| Index | Winthrop | Iowa | National |
| Income per capita | $39,516 | $42,672 | $44,883 |
| Median household income | $77,843 | $81,387 | $81,333 |
| Median income owner occupied | $93,436 | $98,724 | $106,172 |
| Median income renter occupied | $74,010 | $45,890 | $52,080 |
| Median earnings male | $68,321 | $54,047 | $54,343 |
| Median earnings female | $24,771 | $36,462 | $38,439 |
| Unemployment rate | 1.9% | 3.2% | 4.9% |
| Poverty level | 6.3% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 13.5% | 13.5% |
| Manufacturing sector | 34.6% | 34.6% |
| Financial & insurance services | 2.4% | 2.4% |
| Wholesale & retail services | 9.1% | 9.1% |
| Public administration | 3.8% | 3.8% |
| Transportation, warehousing & utilities | 5.3% | 5.3% |
| Education, health & social services | 10.1% | 10.1% |
| Other | 19.2% | 19.2% |
| City | Population | Household Income | National Avg. |
| Coggon, IA | 764 | $113,419 | 39.5% |
| Walker, IA | 914 | $108,794 | 33.8% |
| Quasqueton, IA | 740 | $100,970 | 24.1% |
| Rowley, IA | 344 | $90,826 | 11.7% |
| Independence, IA | 6,286 | $88,595 | 8.9% |
| Winthrop, IA | 1,048 | $77,843 | 4.3% |
| City | Population | Household Income | National Avg. |
| Salamatof, AK | 1,048 | $91,174 | 12.1% |
| West Park, CA | 1,048 | $98,510 | 21.1% |
| Montgomery, IN | 1,048 | $93,349 | 14.8% |
| Terrytown, NE | 1,048 | $61,334 | 24.6% |
| Roslyn Harbor, NY | 1,048 | $252,309 | 210.2% |
| Winthrop, IA | 1,048 | $77,843 | 4.3% |