| Index | Garwin | Iowa | National |
| Income per capita | $43,300 | $42,672 | $44,883 |
| Median household income | $77,452 | $81,387 | $81,333 |
| Median income owner occupied | $79,014 | $98,724 | $106,172 |
| Median income renter occupied | $34,118 | $45,890 | $52,080 |
| Median earnings male | $44,683 | $54,047 | $54,343 |
| Median earnings female | $44,498 | $36,462 | $38,439 |
| Unemployment rate | 0.6% | 3.2% | 4.9% |
| Poverty level | 9.0% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.1% | 8.1% |
| Manufacturing sector | 17.4% | 17.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 40.7% | 40.7% |
| Public administration | 3.0% | 3.0% |
| Transportation, warehousing & utilities | 6.4% | 6.4% |
| Education, health & social services | 1.7% | 1.7% |
| Other | 22.9% | 22.9% |
| City | Population | Household Income | National Avg. |
| Gilman, IA | 555 | $124,650 | 53.3% |
| Montour, IA | 254 | $99,722 | 22.6% |
| Beaman, IA | 158 | $96,038 | 18.1% |
| Haverhill, IA | 175 | $94,376 | 16.0% |
| Vining, IA | 85 | $93,308 | 14.7% |
| Garwin, IA | 662 | $77,452 | 4.8% |
| City | Population | Household Income | National Avg. |
| Mount Auburn, IL | 662 | $73,718 | 9.4% |
| Clarks Grove, MN | 662 | $82,364 | 1.3% |
| Walpole, NH | 662 | $65,595 | 19.4% |
| Rodey, NM | 662 | $83,473 | 2.6% |
| Eldred, PA | 662 | $51,299 | 36.9% |
| Garwin, IA | 662 | $77,452 | 4.8% |