| Index | Hayti | South Dakota | National |
| Cost of living | 84 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 56 | 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 | $93,549 | $7,796 | $2,183 | $2,807 |
| Renters | $43,264 | $3,605 | $1,009 | $1,298 |
| 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. |
| Erwin, SD | 56 | 74 | 25.9% |
| Badger, SD | 98 | 77 | 23.4% |
| Estelline, SD | 888 | 84 | 16.2% |
| Bryant, SD | 762 | 84 | 15.8% |
| Vienna, SD | 130 | 85 | 15.3% |
| Hayti, SD | 407 | 84 | 15.7% |
| City | Population | Cost of Living Index | National Avg. |
| Chloride, AZ | 407 | 86 | 13.7% |
| Liberty, IL | 407 | 89 | 10.7% |
| Arapahoe, NC | 407 | 88 | 11.7% |
| Leeds, NY | 407 | 105 | 5.2% |
| Benton Ridge, OH | 407 | 85 | 15.4% |
| Hayti, SD | 407 | 84 | 15.7% |