| Index | Lake City | Iowa | National |
| Income per capita | $44,132 | $42,672 | $44,883 |
| Median household income | $80,817 | $81,387 | $81,333 |
| Median income owner occupied | $95,864 | $98,724 | $106,172 |
| Median income renter occupied | $44,732 | $45,890 | $52,080 |
| Median earnings male | $58,428 | $54,047 | $54,343 |
| Median earnings female | $42,138 | $36,462 | $38,439 |
| Unemployment rate | 0.7% | 3.2% | 4.9% |
| Poverty level | 15.5% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 6.2% | 6.2% |
| Manufacturing sector | 25.8% | 25.8% |
| Financial & insurance services | 2.3% | 2.3% |
| Wholesale & retail services | 16.1% | 16.1% |
| Public administration | 3.5% | 3.5% |
| Transportation, warehousing & utilities | 8.1% | 8.1% |
| Education, health & social services | 13.8% | 13.8% |
| Other | 23.1% | 23.1% |
| City | Population | Household Income | National Avg. |
| Twin Lakes, IA | 318 | $155,372 | 91.0% |
| Knierim, IA | 58 | $110,616 | 36.0% |
| Glidden, IA | 1,054 | $99,304 | 22.1% |
| Lidderdale, IA | 170 | $89,160 | 9.6% |
| Breda, IA | 440 | $78,453 | 3.5% |
| Lake City, IA | 1,788 | $80,817 | 0.6% |
| City | Population | Household Income | National Avg. |
| Clarkesville, GA | 1,788 | $79,339 | 2.5% |
| Wilder, ID | 1,788 | $58,447 | 28.1% |
| Richmond, ME | 1,788 | $82,645 | 1.6% |
| Cacouna, QC | 1,788 | n/a | |
| Nakusp, BC | 1,788 | n/a | |
| Lake City, IA | 1,788 | $80,817 | 0.6% |