| Index | Rockham | South Dakota | National |
| Cost of living | 69 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 6 | 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 | $71,702 | $5,975 | $1,673 | $2,151 |
| 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. |
| Orient, SD | 27 | 75 | 24.7% |
| Redfield, SD | 2,556 | 84 | 15.7% |
| Faulkton, SD | 840 | 85 | 15.0% |
| Rockham, SD | 23 | 69 | 30.8% |
| City | Population | Cost of Living Index | National Avg. |
| Oak Hill, AL | 23 | 91 | 9.3% |
| Parshall, CO | 23 | 106 | 5.6% |
| Dana, IA | 23 | 70 | 29.9% |
| Pioneer, IA | 23 | 95 | 5.3% |
| Detroit, IL | 23 | 79 | 20.6% |
| Rockham, SD | 23 | 69 | 30.8% |