| Index | St. Thomas | North Dakota | National |
| Income per capita | $52,134 | $49,864 | $44,883 |
| Median household income | $109,849 | $89,503 | $81,333 |
| Median income owner occupied | $110,858 | $111,897 | $106,172 |
| Median income renter occupied | $63,611 | $53,273 | $52,080 |
| Median earnings male | $75,101 | $60,637 | $54,343 |
| Median earnings female | $45,332 | $38,077 | $38,439 |
| Unemployment rate | 2.3% | 2.0% | 4.9% |
| Poverty level | 11.2% | 11.2% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 19.3% | 19.3% |
| Manufacturing sector | 15.9% | 15.9% |
| Financial & insurance services | 2.3% | 2.3% |
| Wholesale & retail services | 26.1% | 26.1% |
| Public administration | 2.3% | 2.3% |
| Transportation, warehousing & utilities | 15.9% | 15.9% |
| Education, health & social services | 3.4% | 3.4% |
| Other | 14.8% | 14.8% |
| City | Population | Household Income | National Avg. |
| Nash, ND | 36 | $246,016 | 202.5% |
| Hamilton, ND | 59 | $115,590 | 42.1% |
| Drayton, ND | 830 | $98,071 | 20.6% |
| Grafton, ND | 4,241 | $79,092 | 2.8% |
| Canton City, ND | 20 | $73,363 | 9.8% |
| St. Thomas, ND | 348 | $109,849 | 35.1% |
| City | Population | Household Income | National Avg. |
| Northway, AK | 348 | $75,347 | 7.4% |
| Midland, AR | 348 | $47,479 | 41.6% |
| Strawberry, AR | 348 | $53,753 | 33.9% |
| Cazadero, CA | 348 | $140,551 | 72.8% |
| Chilcoot-Vinton, CA | 348 | $0 | 100.0% |
| St. Thomas, ND | 348 | $109,849 | 35.1% |