| Index | Johnson Siding | South Dakota | National |
| Cost of living | 111 | 92 | 100 |
| Groceries | 100 | 99 | 100 |
| Health care | 98 | 97 | 100 |
| Housing | 141 | 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 | $0 | $0 | $0 | $0 |
| 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. |
| Keystone, SD | 561 | 90 | 9.6% |
| Hill City, SD | 601 | 97 | 3.3% |
| Rapid City, SD | 79,549 | 99 | 1.0% |
| Blackhawk, SD | 3,149 | 100 | 0.3% |
| Summerset, SD | 2,698 | 108 | 8.0% |
| Johnson Siding, SD | 682 | 111 | 11.5% |
| City | Population | Cost of Living Index | National Avg. |
| Cox's Cove, NL | 682 | n/a | |
| Happy Valley, AK | 683 | 119 | 18.8% |
| Point Hope, AK | 681 | 101 | 0.7% |
| Western Grove, AR | 683 | 79 | 20.7% |
| Bluford, IL | 683 | 85 | 14.9% |
| Johnson Siding, SD | 682 | 111 | 11.5% |