| Index | Smithville | Missouri | National |
| Income per capita | $48,041 | $39,715 | $44,883 |
| Median household income | $122,924 | $72,613 | $81,333 |
| Median income owner occupied | $132,054 | $90,986 | $106,172 |
| Median income renter occupied | $75,402 | $45,210 | $52,080 |
| Median earnings male | $65,237 | $52,324 | $54,343 |
| Median earnings female | $51,612 | $36,971 | $38,439 |
| Unemployment rate | 3.6% | 4.4% | 4.9% |
| Poverty level | 6.1% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 8.5% | 8.5% |
| Manufacturing sector | 19.6% | 19.6% |
| Financial & insurance services | 2.3% | 2.3% |
| Wholesale & retail services | 28.8% | 28.8% |
| Public administration | 3.4% | 3.4% |
| Transportation, warehousing & utilities | 10.0% | 10.0% |
| Education, health & social services | 4.3% | 4.3% |
| Other | 21.2% | 21.2% |
| City | Population | Household Income | National Avg. |
| Weatherby Lake, MO | 2,562 | $232,849 | 186.3% |
| Parkville, MO | 7,398 | $216,409 | 166.1% |
| Oakwood, MO | 193 | $180,178 | 121.5% |
| Platte Woods, MO | 586 | $150,160 | 84.6% |
| Oaks, MO | 176 | $133,340 | 63.9% |
| Smithville, MO | 10,630 | $122,924 | 51.1% |
| City | Population | Household Income | National Avg. |
| Reading, OH | 10,626 | $79,091 | 2.8% |
| Belle Chasse, LA | 10,634 | $126,105 | 55.0% |
| Fairfield, IA | 10,625 | $64,216 | 21.0% |
| Vienna, WV | 10,635 | $81,131 | 0.2% |
| Lincoln Park, NJ | 10,623 | $151,594 | 86.4% |
| Smithville, MO | 10,630 | $122,924 | 51.1% |