| Index | St. Martin | Minnesota | National |
| Income per capita | $43,188 | $49,588 | $44,883 |
| Median household income | $110,764 | $92,370 | $81,333 |
| Median income owner occupied | $116,702 | $117,544 | $106,172 |
| Median income renter occupied | $0 | $52,026 | $52,080 |
| Median earnings male | $72,913 | $60,747 | $54,343 |
| Median earnings female | $45,385 | $42,223 | $38,439 |
| Unemployment rate | 0.0% | 3.6% | 4.9% |
| Poverty level | 9.3% | 10.8% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 23.5% | 23.5% |
| Manufacturing sector | 30.3% | 30.3% |
| Financial & insurance services | 5.0% | 5.0% |
| Wholesale & retail services | 16.8% | 16.8% |
| Public administration | 2.5% | 2.5% |
| Transportation, warehousing & utilities | 0.8% | 0.8% |
| Education, health & social services | 5.9% | 5.9% |
| Other | 15.1% | 15.1% |
| City | Population | Household Income | National Avg. |
| Lake Henry, MN | 89 | $130,640 | 60.6% |
| Avon, MN | 1,599 | $126,595 | 55.7% |
| Freeport, MN | 872 | $110,853 | 36.3% |
| Regal, MN | 52 | $106,354 | 30.8% |
| Albany, MN | 2,803 | $98,715 | 21.4% |
| St. Martin, MN | 363 | $110,764 | 36.2% |
| City | Population | Household Income | National Avg. |
| Humphrey, AR | 363 | $64,080 | 21.2% |
| New Meadows, ID | 363 | $77,180 | 5.1% |
| Grand Detour, IL | 363 | $100,304 | 23.3% |
| Rock City, IL | 363 | $75,101 | 7.7% |
| Uniontown, KS | 363 | $61,534 | 24.3% |
| St. Martin, MN | 363 | $110,764 | 36.2% |