| Index | Garnavillo | Iowa | National |
| Income per capita | $45,828 | $42,672 | $44,883 |
| Median household income | $103,411 | $81,387 | $81,333 |
| Median income owner occupied | $110,525 | $98,724 | $106,172 |
| Median income renter occupied | $46,725 | $45,890 | $52,080 |
| Median earnings male | $71,687 | $54,047 | $54,343 |
| Median earnings female | $31,551 | $36,462 | $38,439 |
| Unemployment rate | 0.7% | 3.2% | 4.9% |
| Poverty level | 5.2% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 12.8% | 12.8% |
| Manufacturing sector | 33.1% | 33.1% |
| Financial & insurance services | 0.8% | 0.8% |
| Wholesale & retail services | 18.7% | 18.7% |
| Public administration | 0.4% | 0.4% |
| Transportation, warehousing & utilities | 8.6% | 8.6% |
| Education, health & social services | 3.1% | 3.1% |
| Other | 22.6% | 22.6% |
| City | Population | Household Income | National Avg. |
| Clayton, IA | 69 | $104,205 | 28.1% |
| St. Olaf, IA | 134 | $93,878 | 15.4% |
| Glen Haven, WI | 49 | $85,085 | 4.6% |
| Elkader, IA | 1,404 | $79,618 | 2.1% |
| Luana, IA | 248 | $79,213 | 2.6% |
| Garnavillo, IA | 836 | $103,411 | 27.1% |
| City | Population | Household Income | National Avg. |
| Maricopa Colony, AZ | 836 | $62,438 | 23.2% |
| Tignall, GA | 836 | $72,806 | 10.5% |
| Millersburg, IN | 836 | $113,054 | 39.0% |
| Spring Valley, KY | 836 | $213,157 | 162.1% |
| Hessmer, LA | 836 | $59,761 | 26.5% |
| Garnavillo, IA | 836 | $103,411 | 27.1% |