| Index | St. Lawrence | South Dakota | National |
| Cost of living | 85 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 58 | 77 | 100 |
| Transportation | 93 | 96 | 100 |
| Utilities | 104 | 103 | 100 |
| Lifestyle & Entertainment | 93 | 94 | 100 |
| Household Items | 95 | 96 | 100 |
| Education & Childcare | 98 | 98 | 100 |

| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $89,437 | $7,453 | $2,087 | $2,683 |
| Renters | $34,884 | $2,907 | $814 | $1,047 |
| State | General Sales Tax | With Max Surtax |
| South Dakota | 4.5% | 6% |
| State | Income Tax (Low) | Income Tax (High) |
| South Dakota | 0% | 0% |
| City | Population | Cost of Living Index | National Avg. |
| Ree Heights, SD | 61 | 96 | 3.5% |
| Wessington, SD | 247 | 80 | 19.7% |
| Miller, SD | 1,405 | 86 | 14.2% |
| St. Lawrence, SD | 173 | 85 | 14.9% |
| City | Population | Cost of Living Index | National Avg. |
| Santa Claus, GA | 173 | 86 | 14.4% |
| Webster, IA | 173 | 78 | 22.0% |
| Concord, IL | 173 | 86 | 13.7% |
| Admire, KS | 173 | 96 | 3.8% |
| Raywick, KY | 173 | 86 | 13.7% |
| St. Lawrence, SD | 173 | 85 | 14.9% |