| Index | Castle Hills | Texas | National |
| Cost of living | 125 | 94 | 100 |
| Groceries | 102 | 98 | 100 |
| Health care | 103 | 98 | 100 |
| Housing | 176 | 83 | 100 |
| Transportation | 107 | 98 | 100 |
| Utilities | 101 | 103 | 100 |
| Lifestyle & Entertainment | 100 | 98 | 100 |
| Household Items | 102 | 98 | 100 |
| Education & Childcare | 108 | 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 | $146,692 | $12,224 | $3,423 | $4,401 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Macdona, TX | 268 | 90 | 9.9% |
| Kirby, TX | 8,908 | 94 | 5.6% |
| Balcones Heights, TX | 3,252 | 98 | 1.6% |
| San Antonio, TX | 1,573,237 | 100 | 0.3% |
| Leon Valley, TX | 12,611 | 101 | 1.0% |
| Castle Hills, TX | 4,632 | 125 | 25.1% |
| City | Population | Cost of Living Index | National Avg. |
| Sauk Centre, MN | 4,631 | 96 | 3.9% |
| Ligonier, IN | 4,633 | 82 | 17.6% |
| La Vale, MD | 4,630 | 101 | 1.2% |
| Prescott, ON | 4,630 | n/a | |
| Jonesboro, LA | 4,635 | 82 | 18.3% |
| Castle Hills, TX | 4,632 | 125 | 25.1% |