| Index | Erin | Tennessee | National |
| Cost of living | 89 | 92 | 100 |
| Groceries | 97 | 98 | 100 |
| Health care | 97 | 97 | 100 |
| Housing | 70 | 80 | 100 |
| Transportation | 99 | 97 | 100 |
| Utilities | 99 | 98 | 100 |
| Lifestyle & Entertainment | 101 | 97 | 100 |
| Household Items | 96 | 98 | 100 |
| Education & Childcare | 92 | 97 | 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 | $62,380 | $5,198 | $1,455 | $1,872 |
| Renters | $0 | $0 | $0 | $0 |
| State | General Sales Tax | With Max Surtax |
| Tennessee | 7% | 9.75% |
| State | Income Tax (Low) | Income Tax (High) |
| Tennessee | 0% | 0% |
| City | Population | Cost of Living Index | National Avg. |
| Cumberland City, TN | 347 | 84 | 16.3% |
| McEwen, TN | 1,843 | 85 | 15.5% |
| Tennessee Ridge, TN | 1,341 | 86 | 14.1% |
| Slayden, TN | 127 | 87 | 13.0% |
| Vanleer, TN | 430 | 88 | 11.6% |
| Erin, TN | 1,742 | 89 | 11.0% |
| City | Population | Cost of Living Index | National Avg. |
| Unionville, GA | 1,742 | 79 | 21.2% |
| Sesser, IL | 1,742 | 83 | 17.3% |
| Katonah, NY | 1,742 | 188 | 88.4% |
| Tremont, PA | 1,742 | 86 | 14.5% |
| Pine, AZ | 1,743 | 120 | 19.6% |
| Erin, TN | 1,742 | 89 | 11.0% |