| Index | El Castillo | Texas | National |
| Median home price | $0 | $256,744 | $326,622 |
| Median rent asked | $0 | $1,363 | $1,444 |
| Avg. people per household | 1.9 | 2.8 | 2.6 |
| Owner occupied households | 31.8% | 61.9% | 63.6% |
| Renter occupied households | 68.2% | 38.1% | 36.4% |

| Population | Home Price | National Avg. | |
| Narciso Pena, TX | 0 | $0 | 100% |
| Rafael Pena, TX | 0 | $0 | 100% |
| Zarate, TX | 0 | $0 | 100% |
| Chaparrito, TX | 148 | $0 | 100% |
| El Socio, TX | 14 | $0 | 100% |
| El Castillo, TX | 66 | $0 | 100% |
| Population | Home Price | National Avg. | |
| South End, MN | 66 | $79,915 | 76% |
| Harrison, MT | 66 | $0 | 100% |
| Orrum, NC | 66 | $133,278 | 59% |
| McKinnon, WY | 66 | $0 | 100% |
| Woodsville, NY | 66 | $126,490 | 61% |
| El Castillo, TX | 66 | $0 | 100% |