| Index | St. Thomas | Missouri | National |
| Income per capita | $45,466 | $39,715 | $44,883 |
| Median household income | $106,606 | $72,613 | $81,333 |
| Median income owner occupied | $112,299 | $90,986 | $106,172 |
| Median income renter occupied | $76,841 | $45,210 | $52,080 |
| Median earnings male | $60,371 | $52,324 | $54,343 |
| Median earnings female | $63,334 | $36,971 | $38,439 |
| Unemployment rate | 0.0% | 4.4% | 4.9% |
| Poverty level | 0.7% | 15.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.1% | 11.1% |
| Manufacturing sector | 14.4% | 14.4% |
| Financial & insurance services | 4.4% | 4.4% |
| Wholesale & retail services | 18.9% | 18.9% |
| Public administration | 12.2% | 12.2% |
| Transportation, warehousing & utilities | 6.7% | 6.7% |
| Education, health & social services | 1.1% | 1.1% |
| Other | 28.9% | 28.9% |
| City | Population | Household Income | National Avg. |
| Wardsville, MO | 1,783 | $144,432 | 77.6% |
| Taos, MO | 1,450 | $136,936 | 68.4% |
| St. Elizabeth, MO | 459 | $116,110 | 42.8% |
| Tuscumbia, MO | 167 | $102,200 | 25.7% |
| Lohman, MO | 215 | $96,329 | 18.4% |
| St. Thomas, MO | 303 | $106,606 | 31.1% |
| City | Population | Household Income | National Avg. |
| Mosquito Lake, AK | 303 | $124,355 | 52.9% |
| Cuba, AL | 303 | $60,635 | 25.4% |
| Viola, AR | 303 | $39,469 | 51.5% |
| Noma, FL | 303 | $54,077 | 33.5% |
| Oakdale, IL | 303 | $121,368 | 49.2% |
| St. Thomas, MO | 303 | $106,606 | 31.1% |