| Index | St. Charles | Arkansas | National |
| Cost of living | 82 | 86 | 100 |
| Groceries | 96 | 96 | 100 |
| Health care | 95 | 95 | 100 |
| Housing | 54 | 67 | 100 |
| Transportation | 92 | 94 | 100 |
| Utilities | 96 | 93 | 100 |
| Lifestyle & Entertainment | 95 | 93 | 100 |
| Household Items | 98 | 96 | 100 |
| Education & Childcare | 88 | 92 | 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 | $89,997 | $7,500 | $2,100 | $2,700 |
| Renters | $51,870 | $4,323 | $1,210 | $1,556 |
| State | General Sales Tax | With Max Surtax |
| Arkansas | 6.5% | 11.625% |
| State | Income Tax (Low) | Income Tax (High) |
| Arkansas | 2% | 4.9% |
| City | Population | Cost of Living Index | National Avg. |
| Marvell, AR | 1,682 | 79 | 21.3% |
| DeWitt, AR | 3,164 | 83 | 16.8% |
| St. Charles, AR | 347 | 82 | 17.6% |
| City | Population | Cost of Living Index | National Avg. |
| McIntosh, FL | 347 | 99 | 1.0% |
| Letts, IA | 347 | 83 | 16.8% |
| Brocton, IL | 347 | 76 | 23.8% |
| Roann, IN | 347 | 84 | 16.1% |
| Greeley County, KS | 347 | 99 | 0.7% |
| St. Charles, AR | 347 | 82 | 17.6% |