| Index | San Carlos I | Texas | National |
| Median home price | $0 | $256,744 | $326,622 |
| Median rent asked | $0 | $1,363 | $1,444 |
| Avg. people per household | 4.3 | 2.8 | 2.6 |
| Owner occupied households | 64.5% | 61.9% | 63.6% |
| Renter occupied households | 35.5% | 38.1% | 36.4% |

| Population | Home Price | National Avg. | |
| Los Centenarios, TX | 0 | $0 | 100% |
| Colorado Acres, TX | 58 | $0 | 100% |
| Laredo Ranchettes West, TX | 0 | $0 | 100% |
| Los Minerales, TX | 21 | $0 | 100% |
| Ranchitos East, TX | 408 | $0 | 100% |
| San Carlos I, TX | 321 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Westwood, MO | 321 | $1,518,759 | 365% |
| Grays River, WA | 321 | $346,060 | 6% |
| King William, VA | 321 | $272,519 | 17% |
| Macclesfield, NC | 321 | $148,465 | 55% |
| Wingate, IN | 321 | $106,965 | 67% |
| San Carlos I, TX | 321 | $0 | 100% |