| Index | St. Francis | South Dakota | National |
| Cost of living | 75 | 92 | 100 |
| Groceries | 100 | 99 | 100 |
| Health care | 98 | 97 | 100 |
| Housing | 19 | 77 | 100 |
| Transportation | 98 | 96 | 100 |
| Utilities | 102 | 103 | 100 |
| Lifestyle & Entertainment | 96 | 94 | 100 |
| Household Items | 97 | 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 | $21,220 | $1,768 | $495 | $637 |
| Renters | $38,552 | $3,213 | $899 | $1,157 |
| 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. |
| Kilgore, NE | 87 | 99 | 1.3% |
| Soldier Creek, SD | 538 | 71 | 29.3% |
| Spring Creek, SD | 207 | 74 | 25.9% |
| Two Strike, SD | 323 | 74 | 25.8% |
| Antelope, SD | 802 | 74 | 25.5% |
| St. Francis, SD | 544 | 75 | 25.1% |
| City | Population | Cost of Living Index | National Avg. |
| Trafford, AL | 544 | 84 | 15.6% |
| Sutherland, IA | 544 | 78 | 21.6% |
| Chadwick, IL | 544 | 83 | 17.1% |
| Amo, IN | 544 | 92 | 7.8% |
| Richmond, KS | 544 | 81 | 18.8% |
| St. Francis, SD | 544 | 75 | 25.1% |