| Index | Marion | South Dakota | National |
| Cost of living | 86 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 62 | 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 | $108,015 | $9,001 | $2,520 | $3,241 |
| Renters | $29,536 | $2,461 | $689 | $886 |
| 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. |
| Dolton, SD | 63 | 96 | 3.5% |
| Bridgewater, SD | 330 | 77 | 23.2% |
| Monroe, SD | 215 | 77 | 22.6% |
| Davis, SD | 97 | 80 | 20.0% |
| Canistota, SD | 688 | 83 | 16.8% |
| Marion, SD | 933 | 86 | 13.8% |
| City | Population | Cost of Living Index | National Avg. |
| Denali Park, AK | 933 | 129 | 28.9% |
| Togiak, AK | 933 | 98 | 2.4% |
| Altus, AR | 933 | 81 | 18.9% |
| Mars Hill, ME | 933 | 89 | 10.9% |
| Deckerville, MI | 933 | 82 | 17.8% |
| Marion, SD | 933 | 86 | 13.8% |