| Index | Mountain City | Texas | National |
| Cost of living | 122 | 94 | 100 |
| Groceries | 99 | 98 | 100 |
| Health care | 101 | 98 | 100 |
| Housing | 179 | 83 | 100 |
| Transportation | 99 | 98 | 100 |
| Utilities | 100 | 103 | 100 |
| Lifestyle & Entertainment | 94 | 98 | 100 |
| Household Items | 100 | 98 | 100 |
| Education & Childcare | 93 | 98 | 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 | $181,068 | $15,089 | $4,225 | $5,433 |
| Renters | $198,461 | $16,538 | $4,630 | $5,954 |
| State | General Sales Tax | With Max Surtax |
| Texas | 6.25% | 8.25% |
| State | Income Tax (Low) | Income Tax (High) |
| Texas | 0% | 0% |
| City | Population | Cost of Living Index | National Avg. |
| Uhland, TX | 1,543 | 92 | 7.5% |
| Niederwald, TX | 669 | 93 | 7.2% |
| Lockhart, TX | 14,070 | 96 | 3.8% |
| Mustang Ridge, TX | 1,265 | 97 | 3.0% |
| San Marcos, TX | 65,711 | 100 | 0.0% |
| Mountain City, TX | 555 | 122 | 22.3% |
| City | Population | Cost of Living Index | National Avg. |
| Napaskiak, AK | 555 | 91 | 9.1% |
| White Plains, AL | 555 | 95 | 5.4% |
| Gilman, IA | 555 | 81 | 19.4% |
| Chapin, IL | 555 | 84 | 16.4% |
| Fithian, IL | 555 | 89 | 10.6% |
| Mountain City, TX | 555 | 122 | 22.3% |