| 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. | |
| Nina, TX | 494 | $0 | 100% |
| Ramirez-Perez, TX | 0 | $0 | 100% |
| Victoria Vera, TX | 32 | $0 | 100% |
| Cuevitas, TX | 0 | $0 | 100% |
| Longoria, TX | 73 | $0 | 100% |
| El Castillo, TX | 66 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Cale, AR | 66 | $113,991 | 65% |
| St. Paul, IA | 66 | $253,731 | 22% |
| Bluewater Village, NM | 66 | $0 | 100% |
| Mayfield, KS | 66 | $0 | 100% |
| Bear Valley CDP (Alpine County), CA | 66 | $775,649 | 137% |
| El Castillo, TX | 66 | $0 | 100% |