| Index | St. Lawrence | South Dakota | National |
| Income per capita | $35,948 | $41,166 | $44,883 |
| Median household income | $80,553 | $77,914 | $81,333 |
| Median income owner occupied | $89,437 | $100,475 | $106,172 |
| Median income renter occupied | $34,884 | $45,187 | $52,080 |
| Median earnings male | $51,025 | $52,540 | $54,343 |
| Median earnings female | $27,585 | $36,073 | $38,439 |
| Unemployment rate | 0.0% | 2.9% | 4.9% |
| Poverty level | 1.2% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.6% | 10.6% |
| Manufacturing sector | 8.5% | 8.5% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 29.8% | 29.8% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 19.1% | 19.1% |
| Education, health & social services | 0.0% | 0.0% |
| Other | 31.9% | 31.9% |
| City | Population | Household Income | National Avg. |
| Ree Heights, SD | 61 | $89,702 | 10.3% |
| Wessington, SD | 247 | $82,183 | 1.0% |
| Miller, SD | 1,405 | $65,070 | 20.0% |
| St. Lawrence, SD | 173 | $80,553 | 1.0% |
| City | Population | Household Income | National Avg. |
| Santa Claus, GA | 173 | $83,843 | 3.1% |
| Webster, IA | 173 | $53,617 | 34.1% |
| Concord, IL | 173 | $35,920 | 55.8% |
| Admire, KS | 173 | $67,275 | 17.3% |
| Raywick, KY | 173 | $43,356 | 46.7% |
| St. Lawrence, SD | 173 | $80,553 | 1.0% |