| Index | Colman | South Dakota | National |
| Cost of living | 94 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 87 | 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 | $137,454 | $11,455 | $3,207 | $4,124 |
| Renters | $73,662 | $6,139 | $1,719 | $2,210 |
| 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. |
| Wentworth, SD | 157 | 74 | 25.6% |
| Egan, SD | 289 | 80 | 20.2% |
| Nunda, SD | 51 | 82 | 18.2% |
| Flandreau, SD | 2,522 | 85 | 15.3% |
| Trent, SD | 308 | 85 | 15.1% |
| Colman, SD | 707 | 94 | 6.2% |
| City | Population | Cost of Living Index | National Avg. |
| Vicksburg, AZ | 707 | 82 | 18.0% |
| Westley, CA | 707 | 110 | 9.6% |
| Brighton, IA | 707 | 82 | 18.2% |
| Milnor, ND | 707 | 93 | 7.5% |
| Spencer, OH | 707 | 88 | 12.2% |
| Colman, SD | 707 | 94 | 6.2% |