| Index | Marthasville | Missouri | National |
| Cost of living | 91 | 90 | 100 |
| Groceries | 95 | 96 | 100 |
| Health care | 98 | 97 | 100 |
| Housing | 78 | 77 | 100 |
| Transportation | 97 | 96 | 100 |
| Utilities | 97 | 95 | 100 |
| Lifestyle & Entertainment | 98 | 95 | 100 |
| Household Items | 96 | 97 | 100 |
| Education & Childcare | 91 | 95 | 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 | $149,289 | $12,441 | $3,483 | $4,479 |
| Renters | $72,590 | $6,049 | $1,694 | $2,178 |
| State | General Sales Tax | With Max Surtax |
| Missouri | 4.225% | 10.85% |
| State | Income Tax (Low) | Income Tax (High) |
| Missouri | 2% | 4.95% |
| City | Population | Cost of Living Index | National Avg. |
| Pendleton, MO | 33 | 96 | 4.0% |
| Three Creeks, MO | 4 | 96 | 4.3% |
| Defiance, MO | 70 | 96 | 4.3% |
| Leslie, MO | 75 | 80 | 20.3% |
| Gray Summit, MO | 2,446 | 89 | 10.8% |
| Marthasville, MO | 2,476 | 91 | 9.3% |
| City | Population | Cost of Living Index | National Avg. |
| Anahola, HI | 2,476 | 151 | 50.8% |
| Kalaeloa, HI | 2,475 | 164 | 63.6% |
| Dover, AR | 2,474 | 84 | 15.5% |
| Hudson, MI | 2,474 | 84 | 16.2% |
| Warsaw, MO | 2,474 | 84 | 15.7% |
| Marthasville, MO | 2,476 | 91 | 9.3% |