| Index | Melville | Louisiana | National |
| Cost of living | 83 | 93 | 100 |
| Groceries | 96 | 98 | 100 |
| Health care | 96 | 96 | 100 |
| Housing | 48 | 82 | 100 |
| Transportation | 100 | 97 | 100 |
| Utilities | 100 | 101 | 100 |
| Lifestyle & Entertainment | 93 | 96 | 100 |
| Household Items | 100 | 98 | 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 | $39,367 | $3,281 | $919 | $1,181 |
| Renters | $13,842 | $1,154 | $323 | $415 |
| State | General Sales Tax | With Max Surtax |
| Louisiana | 4.45% | 11.45% |
| State | Income Tax (Low) | Income Tax (High) |
| Louisiana | 1.85% | 4.25% |
| City | Population | Cost of Living Index | National Avg. |
| Maringouin, LA | 555 | 84 | 16.1% |
| Port Barre, LA | 1,666 | 83 | 17.4% |
| Krotz Springs, LA | 754 | 84 | 15.8% |
| Palmetto, LA | 156 | 87 | 12.8% |
| Fordoche, LA | 990 | 92 | 8.1% |
| Melville, LA | 931 | 83 | 17.4% |
| City | Population | Cost of Living Index | National Avg. |
| Butte Valley, CA | 931 | 161 | 61.4% |
| Heidelberg, MS | 931 | 84 | 16.0% |
| Cedar Hill, NM | 931 | 110 | 9.7% |
| Midvale, OH | 931 | 85 | 14.9% |
| Export, PA | 931 | 92 | 8.4% |
| Melville, LA | 931 | 83 | 17.4% |