| Index | Spencer | South Dakota | National |
| Cost of living | 82 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 50 | 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 | $84,764 | $7,064 | $1,978 | $2,543 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Farmer, SD | 36 | 96 | 3.5% |
| Canova, SD | 141 | 73 | 27.5% |
| Bridgewater, SD | 330 | 77 | 23.2% |
| Fulton, SD | 142 | 81 | 19.0% |
| Canistota, SD | 688 | 83 | 16.8% |
| Spencer, SD | 136 | 82 | 17.6% |
| City | Population | Cost of Living Index | National Avg. |
| Pitkas Point, AK | 136 | 98 | 1.8% |
| Lester, AL | 136 | 84 | 16.1% |
| McKittrick, CA | 136 | 93 | 7.3% |
| Vallecito, CA | 136 | 139 | 39.1% |
| Volta, CA | 136 | 114 | 14.3% |
| Spencer, SD | 136 | 82 | 17.6% |