| Index | Williamsville | Missouri | National |
| Cost of living | 79 | 90 | 100 |
| Groceries | 97 | 96 | 100 |
| Health care | 96 | 97 | 100 |
| Housing | 37 | 77 | 100 |
| Transportation | 99 | 96 | 100 |
| Utilities | 98 | 95 | 100 |
| Lifestyle & Entertainment | 95 | 95 | 100 |
| Household Items | 99 | 97 | 100 |
| Education & Childcare | 96 | 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 | $63,825 | $5,319 | $1,489 | $1,915 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Mill Spring, MO | 142 | 75 | 25.5% |
| Ellsinore, MO | 672 | 82 | 17.7% |
| Piedmont, MO | 3,670 | 83 | 17.1% |
| Greenville, MO | 530 | 84 | 15.8% |
| Poplar Bluff, MO | 17,570 | 86 | 14.1% |
| Williamsville, MO | 346 | 79 | 20.9% |
| City | Population | Cost of Living Index | National Avg. |
| Tununak, AK | 346 | 92 | 8.0% |
| Eckley, CO | 346 | 92 | 8.5% |
| Westville, FL | 346 | 83 | 17.3% |
| Concord, GA | 346 | 91 | 8.9% |
| Fargo, GA | 346 | 83 | 16.8% |
| Williamsville, MO | 346 | 79 | 20.9% |